{"version":1,"maps":[{"id":"upper-st-croix-2022","wbic":null,"waterbodyType":"river","name":"Upper St. Croix River survey","boundsWGS84":[-92.8888223,45.4199245,-92.2447838,46.0766424],"file":"upper-st-croix-2022.json","quantity":"waterDepth","units":"feet","source":{"name":"USGS Upper St. Croix River survey","url":"https://doi.org/10.5066/P9JWTQLJ","surveyDate":"2022-05-03 to 2022-05-10","license":"CC0-1.0","licenseURL":"https://creativecommons.org/publicdomain/zero/1.0/","notice":"Sparse river cross-section soundings and 120-second longitudinal averages, May 2022. Actual sampled points only; no contours or interpolation. Water depths change with river level. Not for navigation."},"pointCount":4823,"sha256":"30ac35e68116e8e605f9b7e928541b9625b4e3a79bde996b0722ce477c54beee"},{"wbic":106900,"name":"Pleasant Lake","counties":["Marquette","Waushara"],"boundsWGS84":[-89.55895989655562,43.98183700680547,-89.54614200460617,43.98839378228059],"quantity":"bedElevation","units":"meters","verticalDatum":"unspecified","format":"geojson","file":"106900.json","sourceSha256":"43bbaf581701ba75e3106154c00df90468ab7d18ff09e30a1deb4e4749993629","sourceGeometrySha256":"7b664681e68dc70bb1aab6aa1a02711bd265eb0fdd0a938758a304b4203e1537","source":{"name":"Wisconsin DNR / CSLS","url":"https://github.com/WDNR-Water-Use/CSLSdata","downloadURL":"https://raw.githubusercontent.com/WDNR-Water-Use/CSLSdata/main/data-raw/psnt_raster.tif","officialURL":"https://dnr.wisconsin.gov/topic/Wells/HighCap/CSLStudy.html","surveyDate":"Survey date unspecified","reuse":"MIT; Copyright 2019 Carolyn Voter; retain license and attribution","notice":"Absolute lake-basin elevation, not water depth. Vertical datum and survey date unspecified. Interpolated sonar or plant-survey bathymetry with LiDAR above the survey waterline; component footprints unspecified. Some historical shoreline cells may be exposed shore terrain. Clipped to authoritative lake outline and valid source cells; not navigation."},"resolution":"5.486 m interpolated grid; sounding spacing unspecified","contourIntervalMeters":2,"coverage":"Source valid-cell footprint clipped to authoritative lake outline; source measurement component masks unavailable","registration":{"method":"Native GeoTIFF georeference, NAD83 HARN Wisconsin Transverse Mercator; no shoreline image stretching"},"provenance":{"sourceValueRange":[291.14263916015625,311.1872863769531],"verticalDatumVerified":false,"relativeDepthDerived":false,"coveredFractionOfWBIC":0.9999999999999999,"sourceMetadataURL":"https://github.com/WDNR-Water-Use/CSLSdata/blob/main/man/lake_raster.Rd"},"sha256":"e75fbbab7164babbda27d3c643819e32815bc748cd0dd910b4fd60c5c2308469"},{"wbic":1000800,"name":"Long Lake","counties":["Waushara"],"boundsWGS84":[-89.46068696739361,44.20423245058131,-89.4487775439811,44.209360902238316],"quantity":"bedElevation","units":"meters","verticalDatum":"unspecified","format":"geojson","file":"1000800.json","sourceSha256":"f2ccc24619f89ab1e6a5368db7c8a3a9d5adecdd6399d3f7f81cfe27eb869a1a","sourceGeometrySha256":"053f3ab2d67e08b5540decbdc1818b4eed329c8e343e54300313f87228abdc97","source":{"name":"Wisconsin DNR / CSLS","url":"https://github.com/WDNR-Water-Use/CSLSdata","downloadURL":"https://raw.githubusercontent.com/WDNR-Water-Use/CSLSdata/main/data-raw/long_raster.tif","officialURL":"https://dnr.wisconsin.gov/topic/Wells/HighCap/CSLStudy.html","surveyDate":"Survey date unspecified","reuse":"MIT; Copyright 2019 Carolyn Voter; retain license and attribution","notice":"Absolute lake-basin elevation, not water depth. Vertical datum and survey date unspecified. Interpolated sonar or plant-survey bathymetry with LiDAR above the survey waterline; component footprints unspecified. Some historical shoreline cells may be exposed shore terrain. Clipped to authoritative lake outline and valid source cells; not navigation."},"resolution":"2.633 m interpolated grid; sounding spacing unspecified","contourIntervalMeters":2,"coverage":"Source valid-cell footprint clipped to authoritative lake outline; source measurement component masks unavailable","registration":{"method":"Native GeoTIFF georeference, NAD83 HARN Wisconsin Transverse Mercator; no shoreline image stretching"},"provenance":{"sourceValueRange":[332.8622131347656,342.46923828125],"verticalDatumVerified":false,"relativeDepthDerived":false,"coveredFractionOfWBIC":0.9999999999999991,"sourceMetadataURL":"https://github.com/WDNR-Water-Use/CSLSdata/blob/main/man/lake_raster.Rd"},"sha256":"656212640277780a75bf6e5e3775986244f6e7c80f6aa17c7e3a870595c48b9f"},{"wbic":1012500,"name":"Plainfield Lake","counties":["Waushara"],"boundsWGS84":[-89.47647189586496,44.20541611828146,-89.46866131704516,44.208409916848986],"quantity":"bedElevation","units":"meters","verticalDatum":"unspecified","format":"geojson","file":"1012500.json","sourceSha256":"4815ec0339bbbdd95388a0ef568ba71a260f8b2bec8743e20154a5705fb5d97a","sourceGeometrySha256":"5183a94873e1299f65cfd788294313c13dd393884300a4c7ee13f0ebb229c630","source":{"name":"Wisconsin DNR / CSLS","url":"https://github.com/WDNR-Water-Use/CSLSdata","downloadURL":"https://raw.githubusercontent.com/WDNR-Water-Use/CSLSdata/main/data-raw/pfl_raster.tif","officialURL":"https://dnr.wisconsin.gov/topic/Wells/HighCap/CSLStudy.html","surveyDate":"Survey date unspecified","reuse":"MIT; Copyright 2019 Carolyn Voter; retain license and attribution","notice":"Absolute lake-basin elevation, not water depth. Vertical datum and survey date unspecified. Interpolated sonar or plant-survey bathymetry with LiDAR above the survey waterline; component footprints unspecified. Some historical shoreline cells may be exposed shore terrain. Clipped to authoritative lake outline and valid source cells; not navigation."},"resolution":"6.096 m interpolated grid; sounding spacing unspecified","contourIntervalMeters":2,"coverage":"Source valid-cell footprint clipped to authoritative lake outline; source measurement component masks unavailable","registration":{"method":"Native GeoTIFF georeference, NAD83 HARN Wisconsin Transverse Mercator; no shoreline image stretching"},"provenance":{"sourceValueRange":[332.0754699707031,343.2972412109375],"verticalDatumVerified":false,"relativeDepthDerived":false,"coveredFractionOfWBIC":0.9999999999999999,"sourceMetadataURL":"https://github.com/WDNR-Water-Use/CSLSdata/blob/main/man/lake_raster.Rd"},"sha256":"d5af23dc5d1b909efd9cd7b404d3037c325372736af6a0047101b8b931d5ef36"},{"wbic":2457600,"name":"Clear Lake","boundsWGS84":[-92.389021,45.761612,-92.379766,45.771685],"quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2457600a.pdf","surveyDate":"1971-07","notice":"Thirty-five digitized historical contour parts from 32 source paths at 5 ft intervals from 5 to 50 ft, July 1971. Other contours remain undigitized; label gaps preserved. Maximum independent historical placement mismatch about 51 m. Digitized contour geometry, not individual soundings or current measured depths. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"registration":{"maxHeldOutGroundMeters":51.292,"method":"Reviewed source-pixel affine to Web Mercator, then WGS84; independent shoreline/PLSS checks"},"file":"2457600.json","sourceSha256":"5ef2c63daf182ff198a6e4141954f110c48aa12b417ac9e1fa98cb2c797a1d91","partialCoverage":true,"contourParts":35,"provenance":{"surveyDate":"1971-07","originalUnits":"feet","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"nativeInkTolerancePixels":1.5,"sourceGeometrySha256":"ac8aaec2f7b4babdbdf8803edd00e10a001b34f5ab1723df489bd1509f393eb2","sourcePathCount":32,"waterSegmentCount":35,"addedFullExtentSourcePaths":["20-south-east","45-north-bottom","45-north-east","45-south-west"],"maximumAssociatedSourceGapPixels":3.05,"sourceGapsDrawn":false,"sourceCaptionExclusions":[{"traceId":"45-north-west","caption":"Mk substrate lettering","nativeBox":[1531,942,1557,959]}],"addedPathWaterClipping":"Verified current WBIC water and islands,0.05m inward rounding tolerance. No new connecting lines."},"sha256":"3587316f45bd4a59f9fa9da8b689d2fbaeff4b5b1fd5706c00625a4b0c742a7a"},{"wbic":2649800,"name":"Wood Lake","counties":["Burnett"],"boundsWGS84":[-92.59074,45.728586,-92.565596,45.752115],"file":"2649800.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2649800a.pdf","surveyDate":"1967-08","notice":"Seven digitized historical contour fragments at 10/15/20/25/30 ft, August 1967. Partial contour sections only; other contours remain undigitized. Original label and ink gaps preserved; sections stop before chart artwork intersections. Maximum independent historical placement mismatch about 30 m, excluding manual pixel-picking uncertainty. Source depths are not extended into the modern southeastern spur. Not individual soundings or current measured depths. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"sourceSha256":"7e5d846daf425002a70986007f5562050d3f90bfb254c555f7e1ae45aeba41e2","partialCoverage":true,"contourParts":7,"registration":{"method":"Fixed printed PLSS-grid affine to Web Mercator then WGS84; one independent grid and three independent shoreline checks","maxHeldOutGroundMeters":30.4696938400164,"sourcePixelPickingUncertainty":"Up to 25 native pixels on a broad shoreline bank; not included in check residuals"},"provenance":{"surveyDate":"1967-08","originalUnits":"feet","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"nativeInkTolerancePixels":1.5,"reviewedSingleLabelSections":6,"sectionStops":"Original ink gaps or deliberately truncated source-ink ROI before chart artwork","sourceGeometrySha256":"f84fb02d50b68c0dcd6dd43a2d0b8254da86785a2993c56fafb4e5ea74267732","unvalidatedModernWater":"Southeastern spur excluded; no source counterpart validated"},"sha256":"f84b92b1f6baf234e858c387e68c976b977b4e5cae98b4779b77435a13d15e83"},{"wbic":2638700,"name":"Big Trade Lake","boundsWGS84":[-92.628987,45.664017,-92.606188,45.678256],"quantity":"waterDepth","units":"feet","format":"geojson","file":"2638700.json","sha256":"87edad42547680929a90e4e67f6e6affd3965920ec24ef32b7480f6ca56059fb","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2638700a.pdf","surveyDate":"1968-05","notice":"Twelve directly traced historical source paths at 5 to 35 ft, May 1968, rendered as seventeen water-only contour parts after modern water and island clipping. Other contours remain undigitized; printed label gaps preserved. Maximum independent historical placement mismatch about 35 m. Big Trade Lake only; Little Trade Lake is excluded. The isolated 39 ft sounding is not represented as a contour. Digitized contour geometry, not individual soundings or current measured depths. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"registration":{"maxHeldOutGroundMeters":35.325,"method":"Unchanged printed-PLSS affine to Web Mercator, then WGS84; independent geographic grid and shoreline checks"},"sourceSha256":"75d17fbb0bdfb6c74ac2554048bb67e9f9726617f8d47d907abe83fff88e17f9","partialCoverage":true,"contourParts":17,"sourcePaths":12,"provenance":{"surveyDate":"1968-05","originalUnits":"feet","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"nativeInkTolerancePixels":1.5,"inkThreshold":180,"sourceGeometrySha256":"0fc8154ab84f34b34aba83e9b0378e4a4e34b8395fb264d18b3a1ef4fb9589c2","sourceValuesIndependentlyReviewed":true,"littleTradeExcluded":true,"isolated39FtSoundingExcluded":true,"sourceRenderScales":[1,4],"originalFourSourcePathsUnchanged":true,"waterClipping":{"method":"Intersection with verified current WBIC water polygon, honoring islands; 0.05 m inward rounding tolerance for eight additional paths only. No source lines extrapolated or linked.","sourcePathCount":12,"waterSegmentCount":17,"removedMetersBySourcePath":{"northwest-25":0.0,"northwest-20-west":11.978302252002209,"northwest-15-west":266.6577729884158,"northwest-15-east":0.0,"west-cove-5":174.31620800680037,"west-cove-10-south":10.717737349755112,"east-cove-5-right":0.0,"east-cove-10-right":0.0},"notice":"Current shoreline and historical mapped water differ. Parts outside current reference water were discarded; this does not establish current depths."},"excludedSourceTrials":["west-cove-10-north","northwest-middle-25"]}},{"wbic":2650300,"name":"Spirit Lake","counties":["Burnett"],"boundsWGS84":[-92.563574,45.704468,-92.536902,45.720872],"file":"2650300.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2650300a.pdf","surveyDate":"1969-09","notice":"Twenty-six traced historical contour sections at 3, 5, 10, 15, 20 and 25 ft, September 1969. About 22 km of main-basin and shoreline contour geometry. Coverage remains incomplete in western shallows, the north peninsula, southwest shallow bay and small shoals. Original text and ink gaps retained. Maximum independent historical placement mismatch about 31 m, excluding manual bank-picking uncertainty. The isolated 27 ft sounding is not a contour. Not individual soundings or current measured depths. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"sourceSha256":"fc6fc55fcf31bb6f5d9c8d162df35637fc89a939736ab8c3c29a958888b32182","partialCoverage":true,"contourParts":26,"registration":{"method":"Fixed affine from three independently frozen source-bank landmarks, Web Mercator to WGS84; four different frozen shoreline checks","maxHeldOutGroundMeters":31.284243728746375,"sourcePixelPickingUncertainty":"Up to 18 native pixels; not included in residuals and not surveyed accuracy"},"provenance":{"surveyDate":"1969-09","originalUnits":"feet","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourceGeometrySha256":"9700a72870e9f2eabbdde3b10292bb96cfd4f681ba39a01336c9e5a728f486fa","controlManifestSha256":"126c64a184283053c2872fb18513cae3cafdc323c0dd8647498e0c1d7c117946","reviewedCandidateSha256":"fd109cd3ae0d689cbc632e52ddb09da016e1ee31f577ad62a88e388c669bea69","original27FtSoundingExcluded":true,"sourcePathCount":26,"waterSegmentCount":26,"originalInkPixels":18435,"sourceLengthMeters":22164.117495621078,"wholeChartCoverage":false,"missingSourceRegions":[{"region":"Western main shallow shore","depthFt":[3,5,10]},{"region":"North central land peninsula","depthFt":[3,5]},{"region":"Southwestern shallow bay","depthFt":[3]},{"region":"Western small shoal","depthFt":[3,5,10]},{"region":"Central small shoal","depthFt":[5]},{"region":"Literal gaps and text exclusions","depthFt":[3,5,10,15,20,25]}]},"sha256":"c34a1590a64e6412ae9f4363572caea2c7aa6f5a6c5f9218746df5dbb90e96f0"},{"wbic":2676400,"name":"Ann Lake","counties":["Burnett"],"boundsWGS84":[-92.266565,45.907209,-92.262173,45.912251],"file":"2676400.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2676400a.pdf","surveyDate":"1973-06","notice":"June 1973 survey: the readable 3 ft outer contour and 5 ft inner contour, traced as eight original ink sections. Printed label gaps and the western source-ink break remain open. Isolated 6 ft sounding excluded. Clipped to current DNR lake water and the independently reviewed historical water boundary, excluding the historical island. Maximum independent historical placement mismatch about 48 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"sourceSha256":"5a1c62a18f1b390b0706b8f77dc80e1cdec60f28969ca1cf1eedf664bc637aec","partialCoverage":true,"contourParts":10,"registration":{"method":"Reviewed fixed affine historical shoreline registration; independently held-out bank checks","maxHeldOutGroundMeters":48.08837218240275,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"9685a1e5d3411f8159e46dda94dcf03b66d51279e1c99147e457fd58a49501c8","controlManifestSha256":"a6c431e87bf6d92233de9d07a34fcdbd94fc4b0d7cad417ed44dd2d6ef80c6b9","reviewedCandidateSha256":"4181d98f0fdd5c7ea142ab8dcb29b4ee76c0aea911a05cdb64e86ae0b477ca67","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":8,"waterSegmentCount":10,"original6FtSoundingExcluded":true,"originalInkPixels":9821,"sourceLengthMeters":2180.64117887982,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"historicalIslandExcluded":true,"sourceControlCorrectionDisclosed":true},"sha256":"9600e9650c2459ea458be0829eeac3bc40776b7bbfe1d5047c16e3b01a99d5c0"},{"wbic":2675000,"name":"Bass Lake","counties":["Burnett"],"boundsWGS84":[-92.430728,45.944199,-92.41844,45.95876],"file":"2675000.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2675000a.pdf","surveyDate":"1972-05","notice":"May 1972 survey: the readable 5 ft contour through both lake basins, traced as six original ink sections. Five printed depth-label gaps and the southern source-ink break remain open. The 3 ft nearshore curves are withheld where their ink contacts shoreline artwork; isolated 6 ft sounding excluded. Clipped to current DNR lake water. Maximum independent historical placement mismatch about 44 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"sourceSha256":"60788f161771e8f37a286017c8d48ef843aa8431b1b4f1a2b87bf9e12cc79f2b","partialCoverage":true,"contourParts":6,"registration":{"method":"Reviewed fixed affine historical shoreline registration; independently held-out bank checks","maxHeldOutGroundMeters":43.742000724395346,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"6a6dda96a8f277bc241cf5920093d8406ab65eccae0b7bd2d9bf1eec644a15b4","controlManifestSha256":"9cfb0b4df4f5b47464a1836e6c900744b7911db97b9b1c54ab3b6d5857e66dcc","reviewedCandidateSha256":"f73ec758e76c38b8cc8ce2d9324a6eacd5a3f83eae373dbb353b6d77e5d19bab","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":6,"waterSegmentCount":6,"original6FtSoundingExcluded":true,"originalInkPixels":3394,"sourceLengthMeters":3112.475875639862,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"historicalIslandExcluded":false,"nearshore3FtWithheld":true,"sourceControlCorrectionDisclosed":false},"sha256":"d6babfad0fb93e1d1f9b77feaa93e0a9767d7fd0709c95ece04a14d01c678ea1"},{"wbic":2671700,"name":"Tabor Lake","counties":["Burnett"],"boundsWGS84":[-92.28895,46.021085,-92.273057,46.034828],"file":"2671700.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2671700a.pdf","surveyDate":"1972-05","notice":"May 1972 survey: one readable 15 ft arc, four 20 ft arcs and two isolated 25 ft contours, traced as seven original ink sections. Printed label gaps and source-ink breaks remain open. Other attached printed curves at the tightly packed northwest neck are excluded. The central shoal, shallow nearshore curves and southeast basin are not traced. Isolated 28 ft sounding excluded. Clipped to current DNR lake water. Maximum independent historical placement mismatch about 42 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication."}},"sourceSha256":"a1c95cfb1f7e04879d226d12a379bb654fcc70bacebdba483550731bd6b79801","partialCoverage":true,"contourParts":7,"registration":{"method":"Reviewed fixed affine historical shoreline registration; independently held-out bank checks","maxHeldOutGroundMeters":41.10271473046466,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"072d1cef3cd48f9abda6d34ef1ab33f93b709bde2704226b803aa5ad70f14375","controlManifestSha256":"5d3ffd9e07f96740cac65d351493e2668904a0d40e43f49eff02f36ddeb7a2fe","reviewedCandidateSha256":"79558ec9561358ce04350459045d4d4e2703f5f37a28657d34dba7f5277fc868","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":7,"waterSegmentCount":7,"original28FtSoundingExcluded":true,"originalInkPixels":3474,"sourceLengthMeters":3439.91567937086,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"reviewedSourceInkContacts":{"20-west--20-south":{"nativePixelCount":684,"excludedBranchStats":[{"pixels":2975,"bbox":[642,1117,718,356]}],"reviewers":["root","hunting_review"],"notice":"Exact original-source junction review confirms the selected continuous upper 20 ft curve. Packed lower curves and dot contacts touch its ink component; none of the 2975 off-path pixels is drawn. This approves only this reviewed literal source path, not those branches or any connector."}}},"sha256":"06cbe70d31be175b7460ec254cfd872414a397a3449042e74a41d0a933581151"},{"wbic":2486600,"name":"Oak Lake","counties":["Burnett"],"boundsWGS84":[-92.137429,45.929631,-92.119863,45.938329],"file":"2486600.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2486600a.pdf","surveyDate":"1968-04","notice":"April 1968 survey: seven readable original 10 ft and 15 ft contour sections. Other 3 ft, 5 ft and 10 ft sections remain undigitized; this is partial chart coverage. Printed depth-label gaps remain open. Isolated 16, 18 and 19 ft soundings, substrate lettering and dotted substrate boundaries are excluded. Clipped to current DNR WBIC lake water and islands. Maximum independently held-out historical placement mismatch about 49 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"e6a937ec3521ad6b3c3489c0fa185c1caf030fc6efc12767666237c48e751a5d","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2486600a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}}},"sourceSha256":"e6a937ec3521ad6b3c3489c0fa185c1caf030fc6efc12767666237c48e751a5d","partialCoverage":true,"contourParts":7,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":48.86448096142731,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"158bace69dd2eb417910a9dd6b1204b15ecf238fc888f73956177419d8d2f7da","controlManifestSha256":"190daef12316d0924f8d2703aa9657882977d632ad52ee54772771e22ab0eb3a","traceManifestSha256":"29a19a74e8c49e09a26ac7b1a69edf97c21b21adcf6b4d7d35991b49ebd9f249","reviewedCandidateSha256":"56b9adf8213ee58ec2ae178da11f01bb1a132035e2fcf263ddc5a02615fd4ad1","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":7,"waterSegmentCount":7,"originalInkPixels":6098,"outputLengthMeters":5851.588375469282,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[16,18,19],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[{"box":[1654,872,1686,891],"reason":"Mk substrate lettering to right of actual continuous 10-ft ink; contour itself lies at x1648..1652 in this band."},{"box":[1562,1119,1578,1132],"reason":"Dotted substrate boundary left of actual continuous 10-ft ink; contour lies at x1579 or greater in this band."}]},"sha256":"5dc0e2704c39815dfeffc1327a099536abe98521b58c383e4aa79e4fb7697292"},{"wbic":2482900,"name":"Minnow Lake","counties":["Burnett"],"boundsWGS84":[-92.313455,45.968182,-92.304006,45.972494],"file":"2482900.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2482900a.pdf","surveyDate":"1975-06","notice":"June 1975 survey: three readable deep contour loops at 35, 40 and 45 ft and two separate 50 ft loops. Printed depth-label gaps remain open; the isolated X symbol in the lower 50 ft loop is excluded. Other contours remain undigitized. The 30 ft component is withheld where its ink branches into other source marks. Clipped to current DNR WBIC water and the reviewed historical water footprint; neighboring Our Lake is excluded. Maximum independently held-out historical placement mismatch about 36 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"6c3fa89d0532b40c7f7d485f0dbb39bb0fb01d0cd183e0aa3f52ce5459aab1df","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2482900a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}}},"sourceSha256":"6c3fa89d0532b40c7f7d485f0dbb39bb0fb01d0cd183e0aa3f52ce5459aab1df","partialCoverage":true,"contourParts":5,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":35.92091137420064,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"4db74b8d756529756c7ff8f204d2d9dbcbd641e8ec9ab3390a14a75fa05b6f5b","controlManifestSha256":"ddc40ee9b3cbf55d1455c7440f20159dc51f47b5a793d0709940dc95c6e1050f","traceManifestSha256":"29a19a74e8c49e09a26ac7b1a69edf97c21b21adcf6b4d7d35991b49ebd9f249","reviewedCandidateSha256":"64eff769218bbfdf2a7ce2f472e1dac446108f21178b6f99c35c40e56907c7a1","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":5,"waterSegmentCount":5,"originalInkPixels":8667,"outputLengthMeters":4140.9938148495075,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[]},"sha256":"16117cc462e2d7ecf7f945b54c88edf479227dcd6dfc03a46942b572bc06e746"},{"wbic":2451600,"name":"Bass Lake","counties":["Burnett"],"boundsWGS84":[-92.307787,46.030349,-92.297869,46.039003],"file":"2451600.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2451600a.pdf","surveyDate":"1975-05","notice":"May 1975 survey: three original 10 ft contour arcs through the northern and central basins, plus the labeled 12 ft deep contour. Four printed numeric gaps remain open. The isolated X symbol and attached vegetation T symbol are excluded. Nearshore 3 ft and 5 ft curves and the shallow southern basin remain undigitized. Clipped to current DNR WBIC water and the reviewed historical water footprint. Maximum independently held-out historical placement mismatch about 43 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"0601857329a1eb3cc8c150982f2b8f122c22ed6ee3bb873b3080bb7a6eb6ec2f","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2451600a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}}},"sourceSha256":"0601857329a1eb3cc8c150982f2b8f122c22ed6ee3bb873b3080bb7a6eb6ec2f","partialCoverage":true,"contourParts":4,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":43.03863849896616,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"0fdfd9c42ade5e0505e4b3ec79cfb19ad970ee7fb488976a014508fcb8d364bf","controlManifestSha256":"6db39b1cc2103a11fcd824ed188e7ce95dfceb34eaba5c44e482b7ebb92ccdd3","traceManifestSha256":"afa5cc509add23eb4bfd9e9c01b3842afa3e4a609f939fd9d9cee93223dfa8b9","reviewedCandidateSha256":"c5e4e02deb2de1d3cf6ebfdab4968f641063934ea8ee93c90ebdec61926450ae","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":4,"waterSegmentCount":4,"originalInkPixels":2654,"outputLengthMeters":1978.616601513403,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[{"box":[1400,961,1415,975],"reason":"Floating/submergent vegetation T symbol right of actual diagonal 10-ft contour. Excludes the source-art branch, not the contour ink at x1398 or less through this band."}]},"sha256":"3fa1193111711aef848ff8ac52bb55e401c328a15e15c50bf92d68db073d6a3a"},{"wbic":2662400,"name":"Bashaw Lake","counties":["Burnett"],"boundsWGS84":[-92.148323,45.766257,-92.135356,45.783591],"file":"2662400.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2662400a.pdf","surveyDate":"1969-05","notice":"May 1969 survey: five original 10 ft contour sections through the northern, central and southern deep basins, plus two original 15 ft bean arcs. Printed number gaps and a literal tiny western 10 ft ink break remain open. The isolated 16 ft sounding and X symbol are excluded. Nearshore 3 ft and 5 ft curves and the southern shallow bean remain undigitized. Clipped to current DNR WBIC water and the reviewed historical water footprint, excluding the surrounding marsh and southern land indentation. Maximum independently held-out historical placement mismatch about 48 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"e7322a5def29452f4f0048e716435de0b287d1fdc771de672c513fdbbc5405d4","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2662400a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}}},"sourceSha256":"e7322a5def29452f4f0048e716435de0b287d1fdc771de672c513fdbbc5405d4","partialCoverage":true,"contourParts":7,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":47.988758425267534,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"1f284f649d556dd09996e916d16f026bfa03a48b676df8e6eaf9f42d16089868","controlManifestSha256":"bb4566af8859306989d5556eb85f095018d1d50bd99423e244cc02181ba5ac7f","traceManifestSha256":"c9818f319933ac564920531205ba4f16df9bbdb557d22dfca27c592da50d512c","reviewedCandidateSha256":"87a5e932910363db87938b91caa80a294b0f08d1ba7c759f44ae7e12e5c43412","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":7,"waterSegmentCount":7,"originalInkPixels":2733,"outputLengthMeters":3502.7428275166926,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[16],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[]},"sha256":"af56fe67f3c343df01a98ee8f2b41f1364e85bfa8596377a24dbcc44c2eb3527"},{"wbic":2675700,"name":"Austin Lake","counties":["Burnett"],"boundsWGS84":[-92.276275,45.884583,-92.266837,45.892379],"file":"2675700.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2675700a.pdf","surveyDate":"1966-06","notice":"June 1966 survey: the original 35 ft contour through both basins, plus the southern 40 ft and 45 ft loops. Printed number gaps remain open. The isolated 48 ft sounding and X symbol are excluded. Other 3 ft through 30 ft curves and the separate northern 40 ft bean remain undigitized. Clipped to current DNR WBIC water and islands. Maximum independently held-out historical placement mismatch about 45 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"f6268c92e4564f3fc17644155ef323c09dc6f9d6c3124430cf8b40b807e6b8e8","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2675700a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}}},"sourceSha256":"f6268c92e4564f3fc17644155ef323c09dc6f9d6c3124430cf8b40b807e6b8e8","partialCoverage":true,"contourParts":3,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":44.95988526004958,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"829e21bebef8ffc05218002640a3183eb44dddf3349199569b18ce0ed26579c8","controlManifestSha256":"a3837455c70e0c9f8a2d48eaee858de80c4173156a3265f6506b297f1eb06a8f","traceManifestSha256":"cfe3ac2482bb460abc88b77fb08548abaa875c8827069643a400a411bb8055db","reviewedCandidateSha256":"7759f4f9ef623fa1249faced439afccf460e58be539452a99856ea0fa3ebdfff","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":3,"waterSegmentCount":3,"originalInkPixels":3178,"outputLengthMeters":3096.9492677323224,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[48],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[]},"sha256":"fc540e5e7ccde695c126aaeefe452da53765db1abe237863a285f7b25a8b1724"},{"wbic":2450100,"name":"Benach Lake","counties":["Burnett"],"boundsWGS84":[-92.257876,45.926183,-92.254098,45.929608],"file":"2450100.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2450100a.pdf","surveyDate":"1965-06","notice":"June 1965 survey: the original labeled 35 ft deep contour. The printed number gap remains open. The isolated 40 ft sounding is excluded; it is not a contour. Other 3 ft through 30 ft curves remain undigitized while crowded printing is checked. The original chart spells the name Banach; the official DNR WBIC index names it Benach. Clipped to current DNR WBIC water and islands. Maximum independently held-out historical placement mismatch about 49 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"030f584d2b4048b20aa31f967222db4ad05a65c2b5be6d6a05d18fcad68b6089","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2450100a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}}},"sourceSha256":"030f584d2b4048b20aa31f967222db4ad05a65c2b5be6d6a05d18fcad68b6089","partialCoverage":true,"contourParts":1,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":49.36402688310813,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"5b92b5b3070e864b67b6e7b850de867ec38eb903f627d8b8ae9be72e06e5cf9c","controlManifestSha256":"4268c826618237e649fde92577a9d286816bcb0f902c9f2ff2ecc8dd9f0b4008","traceManifestSha256":"106a562eac39640c7dde943a443db9f34508694e07f394004ee0def4161b6545","reviewedCandidateSha256":"0430884fbf05e76fa85a1100703ded0026ddcacdf28392847b59f8146c4cfaa3","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":1,"waterSegmentCount":1,"originalInkPixels":378,"outputLengthMeters":194.73395807523212,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[40],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[]},"sha256":"ef9766933ca3a7cfded38e27fb88a1643d2051f87c93c213f517df2afa261ef1"},{"wbic":2486300,"name":"No Mans Lake","counties":["Burnett","Washburn"],"boundsWGS84":[-92.054632,46.116304,-92.04589,46.122824],"file":"2486300.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2486300a.pdf","surveyDate":"1969-06","notice":"June 1969 survey: three original 5 ft arcs, two 10 ft arcs, two separate 15 ft contours and the labeled 20 ft deep contour. Printed number gaps remain open. The isolated 23 ft sounding and X symbol and a right-attached vegetation T arm are excluded. Nearshore 3 ft curves remain undigitized. The historical source lists 70.3 acres; June 5, 1969 is its water-level observation date, not an exact survey date. Clipped to current DNR WBIC water and the reviewed historical water footprint; neighboring Beartrack, Warner and Richort lakes are excluded. Maximum independently held-out historical placement mismatch about 49 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"fc03387377501fd6f0d5b12117a7b375c427c1cd4fc53a4a2807ec3a809c878e","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2486300a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":70.3,"waterLevelDate":"1969-06-05"},"sourceSha256":"fc03387377501fd6f0d5b12117a7b375c427c1cd4fc53a4a2807ec3a809c878e","partialCoverage":true,"contourParts":8,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":48.54595643280432,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"f25487bfb23c766e609098d7b767f9bf39c47a79ba70b5ad0278a6124d43eacc","controlManifestSha256":"5d93f6e5481bc8bdb44862c559ddbdd26bc0ad01d9fbfe3317ecdc51abb274c2","traceManifestSha256":"406d9dc4e8f0b37b9ca22f0f23c19c89690a9b75beddb38884cc217a852a4cc4","reviewedCandidateSha256":"75dbb7bd18039f4fa58fc739a1785b439feadd2e2b0eddcf9f7017fa70e0e3de","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":8,"waterSegmentCount":8,"originalInkPixels":5781,"outputLengthMeters":3939.4470761051057,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[23],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[{"box":[2135,1126,2146,1132],"reason":"Right-attached emergent-vegetation T arm only. Independent cached-native row audit confirms actual diagonal5ft source ink at x2131..2134 through y1126..1129 andx2130..2132 aty1130; no contour ink removed. Original scan art not republished."}]},"sha256":"538a112ce9883825a77d75c98024721a6aabd2ec6fa6606ecd20b43a89da99bb"},{"wbic":2640100,"name":"Round Lake","counties":["Burnett"],"boundsWGS84":[-92.587741,45.6536,-92.570928,45.666806],"file":"2640100.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2640100a.pdf","surveyDate":"1967-05","notice":"May 1967 survey: the original western 15 ft arc between the northern and southern labels, the main 20 ft contour and the labeled 25 ft deep contour. Printed numeric gaps remain open. The two isolated 27 ft soundings are excluded. The tiny central 20 ft printed mark and surrounding unlabeled line remain untraced. Other 3 ft through 15 ft sections and shallow shoals remain undigitized where source ink contacts packed shoreline or chart markings. The historical source lists 204.23 acres. Clipped to current DNR WBIC water and the reviewed historical footprint, excluding the unsupported modern southwestern marsh appendage. Maximum independently held-out historical placement mismatch about 52 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"caa37dcd2bbc7232838f242c8836a3c409404463dc5a2548e2fc366321d2dfcf","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2640100a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":204.23},"sourceSha256":"caa37dcd2bbc7232838f242c8836a3c409404463dc5a2548e2fc366321d2dfcf","partialCoverage":true,"contourParts":3,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":51.79665926718651,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"1fdb57aa5a2ff42869bbb9a940f14b71f3669d6638451c4f4b924243d718f4e2","controlManifestSha256":"89c927aa2dd44886db5e4eee3bce22383ca64c48192ee803dc66a5b9a586616a","traceManifestSha256":"10e5f5d678c45935d85a02b5ffd5e5c489f38a4be0ce084fd82c5a10594169ee","reviewedCandidateSha256":"b704a02aa8cd81b77053d35b722b96cbcb32cc4a9a778bffb794b26994207004","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":3,"waterSegmentCount":3,"originalInkPixels":5603,"outputLengthMeters":4140.151352993931,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[20,27],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[]},"sha256":"4b9438bda97c0c7fe9bec746289862115b7026233b9c4ead69cfb76908c4c1db"},{"wbic":2463100,"name":"Elbow Lake","counties":["Burnett","Polk"],"boundsWGS84":[-92.414731,45.725597,-92.383262,45.740822],"file":"2463100.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2463100a.pdf","surveyDate":"1972-05","notice":"May 1972 survey: two original 6 ft arcs in West Elbow and two original 8 ft arcs in East Elbow. Original number gaps remain open. Exact water clipping splits these four source paths into six rendered parts without connectors. The isolated East X symbol is excluded. Other 3 ft and 5 ft contours remain undigitized where source ink meets grid lines or chart markings. Clipped to current DNR WBIC water and the reviewed separate historical main-basin footprints and original East island. Neighboring pond graphics and the uncertain southern Cottail zone are excluded by a conservative coverage cut, not a claimed complete historical shoreline. The source lists 233 acres. Its West/East assumed water-level values 93.03/96.77 are not new depths. A disclosed component-prefix geographic identifier error was corrected with the original failed trial retained; original source pixels remain unchanged. Maximum independently held-out historical placement mismatch about 43 m excludes manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"87fe028d7a4f07785ba787e7677715951161b909b01cbe3558e289cf00156bc8","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2463100a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":233},"sourceSha256":"87fe028d7a4f07785ba787e7677715951161b909b01cbe3558e289cf00156bc8","partialCoverage":true,"contourParts":6,"registration":{"method":"Reviewed affine historical shoreline registration after disclosed component-prefix geographic identifier correction; original failed trial retained and source pixels unchanged","maxHeldOutGroundMeters":42.45769229394885,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"785d95790ad7c8647d245e2e4072cf05e27a3dce7a5b4a5c611a707df14b5f22","controlManifestSha256":"d7f7fec4f7f21137098bcd7fd9db8e9b2be57c57f71b5ea17f152ef831ac3853","traceManifestSha256":"df9df51fb4960f318f9c31c1ece0e6d8dc1f8ed4209c32bec98dab3b2869918d","reviewedCandidateSha256":"ae469d7762a72d0b270d5b5178536f2f0b9aa79721c5d3489368e68a5360bd6b","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":4,"waterSegmentCount":6,"originalInkPixels":1753,"outputLengthMeters":2496.2504334569994,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[]},"sha256":"b84e501e02919eeaa6098c8d1a05a9e1fd4e8ca36d1571cbd33dbd979b966cdd"},{"wbic":2480800,"name":"Mallard Lake","counties":["Burnett"],"boundsWGS84":[-92.182791,45.894065,-92.172776,45.904186],"file":"2480800.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2480800a.pdf","surveyDate":"1971-06","notice":"June 1971 survey: one original western 15 ft arc and one southern 25 ft arc between matching printed depth labels. Printed number gaps remain open. Isolated 32 ft and 35 ft soundings are excluded. Other contours and rejected ink branches remain undigitized; no gaps are reconnected. The original source lists 113.2 acres. Neighboring Sand Lake and Baker Lake graphics are excluded. Clipped to exact current DNR WBIC water and islands using the unchanged reviewed historical shoreline affine. Maximum independently held-out historical placement mismatch about 59 m excludes manual source-bank picking uncertainty. Partial historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"f066ea74be70824d1b7aa0b3669aa2f168df96a657048cd9930e958709107047","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2480800a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":113.2},"sourceSha256":"f066ea74be70824d1b7aa0b3669aa2f168df96a657048cd9930e958709107047","partialCoverage":true,"contourParts":2,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":58.95666983076763,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"fd5474de49c5ab41b1d4ab509445f920a7c57d24273137d3622394136e6055f5","controlManifestSha256":"1df21b5f293e30c55925d73a621d2a175518cd0b11f5e0467dc1d2d3df42d334","traceManifestSha256":"4c1e837e83517b0e4783269364ffa2de4eea0966f47cce4b051c7015343932af","reviewedCandidateSha256":"daabd0f0bc73dd0b5e046fb35b9b39dae140c09749a2ec6aaf177f85bf12c2a7","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":2,"waterSegmentCount":2,"originalInkPixels":794,"outputLengthMeters":572.4274186785797,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[32,35],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[]},"sha256":"05c67b4ee5d8169d81aafca57af095653f66d597116afc7d3e5352d51e1a95df"},{"wbic":2676000,"name":"Peterson Lake","counties":["Burnett"],"boundsWGS84":[-92.283647,45.901935,-92.275155,45.909177],"file":"2676000.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2676000a.pdf","surveyDate":"1969-05","notice":"May 1969 survey: original 10 ft and 15 ft loops in the southern deep basin. Printed number gaps remain open. The isolated 16 ft sounding is excluded. Nearshore 3 ft and 5 ft curves remain undigitized; no gaps are reconnected. The original BIG LAKE title has a handwritten Peterson correction, matched to exact DNR WBIC 2676000. The source lists 94.1 acres. Neighboring North, Tomoe and Lily lake graphics are excluded. Clipped to exact current DNR WBIC water and the reviewed historical footprint, including island exclusions, with the unchanged accepted shoreline affine. Maximum independently held-out historical placement mismatch about 52 m excludes manual source-bank picking uncertainty. Partial historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"22cfe816814661a4b91fb332faa4b30bc97a5abc7fb899575e06f5e124c65ccf","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2676000a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":94.1},"sourceSha256":"22cfe816814661a4b91fb332faa4b30bc97a5abc7fb899575e06f5e124c65ccf","partialCoverage":true,"contourParts":2,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":51.54334399868644,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"a90d80162769d5e7a05e4d9893c3c1dbdc9c9d7e22721e96688aae669df56300","controlManifestSha256":"81c7338ea22d599f5c9ced387ef1c0cd559ba20aaf2da6b111961c6ec46e41da","traceManifestSha256":"cb61e178a4b32ca9a1e2194430c0e54e306182b25e6c8c8aeaa58ae7d978f36c","reviewedCandidateSha256":"0279db15c05120f5ff8028c10bc1a0c5362ac031128c72c1ccd49dc393f24540","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":2,"waterSegmentCount":2,"originalInkPixels":215,"outputLengthMeters":292.33138755742743,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[16],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[{"box":[821,776,834,790],"reason":"The printed 16 ft number is an isolated spot sounding inside the literal 15 ft loop, not a contour. The box removes its numeral pixels only; the separate 15 ft source ink remains outside the box. Original numeric gaps remain open."}]},"sha256":"6452c49d7a0438ee768e5c9b032d1a1296853182cc27b3be1bd3e93b99523334"},{"wbic":2651800,"name":"Dunham Lake","counties":["Burnett"],"boundsWGS84":[-92.479588,45.748357,-92.464463,45.763797],"file":"2651800.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2651800a.pdf","surveyDate":"1967-08","notice":"August 1967 survey: one original northern 50 ft ring and two separate original main-basin 60 ft rings. Printed contour-number gaps remain open. The isolated 50, 62 and 63 ft spot soundings are excluded; the 50 ft contour is independently identified by its separate on-curve label. Other deep and shallow contours, including the southern 60 ft loop, remain undigitized. The source lists 243.32 acres. Assumed elevation 104.97 and water elevation 97.00 are not new depths. Clipped to exact current DNR WBIC water and a reviewed conservative historical in-water coverage footprint. Historical northwest, northeast head and southwest shore differences and the Wood River outlet are excluded by coverage cuts, not surveyed shorelines. The unchanged source-bank affine retains five separate held checks with maximum mismatch about 35 m, excluding manual source-bank picking uncertainty. Partial historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"5c72c4b775649c05d882edbe80f01e13f1ce216b95b784399a26bb7090af1964","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2651800a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":243.32},"sourceSha256":"5c72c4b775649c05d882edbe80f01e13f1ce216b95b784399a26bb7090af1964","partialCoverage":true,"contourParts":3,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":34.35164318394989,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"4f10db12c415c91401c438e99302201e08321e6ca630f1f60fc4e95734269ea3","controlManifestSha256":"efc33d4423c6c885365429cd7b170cd6b1f872222b013cbfd3bf0746e512357b","traceManifestSha256":"e123a0aa8c10c43e3b2aa416f9342c13c484fd87fc35a64df6f51a30bb0ec2a8","reviewedCandidateSha256":"e80dbab799ab21a85b89583cc277465733ad73ecc6b143093b22f356ace77a25","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":3,"waterSegmentCount":3,"originalInkPixels":1128,"outputLengthMeters":1055.2439698832432,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[50,62,63],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[]},"sha256":"b4d0061df40823cf47305b82c5ee6ac66be0a06fe122061a12dd510ff1376cd8"},{"wbic":2467200,"name":"Green Lake","counties":["Burnett"],"boundsWGS84":[-92.201963,45.906646,-92.18422,45.921704],"file":"2467200.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2467200a.pdf","surveyDate":"Observation date unspecified; chart compiled 1972-05","observationDate":null,"compilationDate":"1972-05","dateNotice":"Original sheet prints MAPPED MAY 1972; exact depth-observation date is not separately stated.","notice":"Original chart prints MAPPED MAY 1972; the exact depth-observation date is not separately stated. Five original 5 ft and 6 ft contour arcs are shown, clipped into seven current and historical water parts. All printed depth-label gaps remain open. A short off-path map-symbol stroke is excluded from the central 5 ft curve; isolated chart symbols do not establish new depths. Other 5 ft sections and nearshore 3 ft curves remain undigitized where ink meets vegetation, slope and substrate symbols. The crowded southwestern 6 ft bean also remains undigitized. The original source lists 274.3 acres. Its water level 93.19 and assumed elevation 100.00 are elevations, not depths. Exact current DNR WBIC water and a reviewed conservative historical in-water footprint with two original island holes limit the output. Central land wedges, uncertain banks and the southern foot are cut inward for partial coverage, not presented as surveyed shorelines. Neighboring Sand Lake graphics are excluded. The unchanged historical affine has a maximum independently held mismatch about 57 m, excluding manual bank-picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"4440d6c695865c062c1297b6212ab2d138a7af5ca468afe644dab7dcbc87db4b","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2467200a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":274.3},"sourceSha256":"4440d6c695865c062c1297b6212ab2d138a7af5ca468afe644dab7dcbc87db4b","partialCoverage":true,"contourParts":7,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":56.1011816397286,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"8a8624e3e223a610dd696aa478e63baaf893c847d9e13ea637c75c00e47b38d1","controlManifestSha256":"d7129166a882324d1320b4bd4a08e2118b6f38da5240c9b167606487bae52c32","traceManifestSha256":"5c56a29365bac007fdd73db36307ab4aed3d75513667167d5b62b4659e13a185","reviewedCandidateSha256":"3546edfd86e8031766defe09ec3c43ddb91ad35d7adb279ffe12d085bf7b565e","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":5,"waterSegmentCount":7,"originalInkPixels":2026,"outputLengthMeters":1996.346631453168,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[]},"sha256":"b7fb9c64a07329ca7bd1c4f473c1d94510ac728994b2678448f867582a259ef1"},{"wbic":2450900,"name":"Bass Lake","counties":["Burnett"],"boundsWGS84":[-92.241065,45.787053,-92.227749,45.797215],"file":"2450900.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2450900a.pdf","surveyDate":"Observation date unspecified; chart compiled 1969-09","observationDate":null,"compilationDate":"1969-09","dateNotice":"Original chart prints MAPPED SEPT 1969; exact depth observation date is not separately stated.","notice":"Original chart prints MAPPED SEPT 1969; the exact depth-observation date is not separately stated. Five literal original 10 ft and 15 ft contour sections are shown from the western deep pocket and main southern basin. All printed depth-label gaps remain open. A local one-pixel white original scan gap in the western 10 ft eastern return also remains open; its two pieces are not joined. The isolated 18 ft spot sounding and X symbol are excluded, not drawn as a contour. Shallow 3 ft and 5 ft curves, other untraced branches, vegetation and substrate lettering are not claimed as digitized depth. The source lists 110.0 acres and maximum depth 18 ft; the current official outline is approximately 81.8 acres. Water level 92.11 and assumed elevation 100.00 are elevations, not water depths. Exact current DNR WBIC water and the independently reviewed conservative historical in-water mask limit coverage to three source-water cores with the original island excluded. The far northeast historical arm and uncertain nearshore wedges are excluded; mask cuts are coverage limits, not surveyed shorelines. The unchanged historical affine has maximum independently held placement mismatch about 34 m, excluding manual source-bank picking uncertainty. Historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"ae2671cac9d13c1761426574b0d20093b13921ee3bf5b2a80f604f111dbbf91c","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2450900a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":110.0},"sourceSha256":"ae2671cac9d13c1761426574b0d20093b13921ee3bf5b2a80f604f111dbbf91c","partialCoverage":true,"contourParts":5,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":33.45507362668399,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"4b2c9eb39c3aaf1699fc9215454eb50fce1b7e2e92d7275ae9a50e31aa03ddad","controlManifestSha256":"f73c03971742faaf9054d8d0cb9d27dcd187a79dac0d52667eb14a0fdd5675ec","traceManifestSha256":"2cfe494775b542a6ca71ef04d880fdb6074003672f7de14245752d797585f915","reviewedCandidateSha256":"96cad50f7a97517e253ae83196c54d45f291fe016d026d44a5ea53ee2c61ec3e","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":5,"waterSegmentCount":5,"originalInkPixels":966,"outputLengthMeters":685.1913604982749,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[18],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[]},"sha256":"251d6f14c1ee4d680e9ac19f901c1bdc92fe55eda8cc32a24674a0ad99ea5a95"},{"wbic":2459200,"name":"Crooked Lake","counties":["Burnett"],"boundsWGS84":[-92.292832,45.954791,-92.276394,45.967181],"file":"2459200.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2459200a.pdf","surveyDate":"Observation date unspecified; chart compiled 1972-05","observationDate":null,"compilationDate":"1972-05","dateNotice":"Original chart prints MAPPED MAY 1972; exact depth-observation date is not separately stated.","notice":"MAPPED MAY 1972; depth-observation date unspecified. Seven partial literal source-ink paths: the original three open 10 ft arcs plus four open 3/5 ft arcs in the main basin and southern east pool. The upper 3 ft vegetation tick, printed 3/5/10 labels, Mk annotation, isolated 13 ft X sounding, and mixed shoreline-symbol junctions are excluded; gaps remain open with no inferred connectors. Repeated 1-shaped marks in the legend are emergent vegetation, not 1 ft depth contours. The three original 10 ft paths retain their reviewed historical north-water mask. The four additional paths use original page ink clipped to exact current WBIC water and island holes; current shoreline clipping shortens the upper-left 3 ft path. Many source contours remain untraced and no complete historical lake coverage is claimed. Original area 254.3 acres; maximum 13 ft is a spot sounding; water level 91.93 and assumed elevation 100.00 are not depths. The unchanged historical registration had four held bank checks, maximum mismatch about 32 m; manual source-pick uncertainty is additional. Partial historical facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"6d603a8d44271d39ded3a20b7077e99c7282e1e33a1a91b9abd460fb41d85c10","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2459200a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":254.3},"sourceSha256":"6d603a8d44271d39ded3a20b7077e99c7282e1e33a1a91b9abd460fb41d85c10","partialCoverage":true,"contourParts":7,"registration":{"method":"Reviewed unchanged affine from printed PLSS-grid and shoreline controls; four independent held bank checks. LandNet corners are cartographic references, not surveyed legal positions.","maxHeldOutGroundMeters":31.682688741131564,"sourcePixelPickingUncertainty":"Manual source-grid and bank picking uncertainty is not independently quantified and is outside the residuals; not surveyed accuracy."},"provenance":{"sourceGeometrySha256":"ce7c653a2b5d2844a202bec030f951bbf74e9544b271cf3d8119d352cce7184b","controlManifestSha256":"7ce473258be0d0ba156ca6b87e17f6a987b52965a65c2da898751aee1d45460b","traceManifestSha256":"f2b905f6f0e85013079eb3865af7256950d070e87e5acab0e6bdd652a7646c27","reviewedCandidateSha256":"30063c532426c470c5d0405fe4ec98e3bf06e7a111ddd7fd55b35a0fe147a2b6","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":7,"waterSegmentCount":7,"originalInkPixels":1598,"outputLengthMeters":2214.204258061301,"wholeChartCoverage":false,"historicalWaterMaskApplied":false,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[13],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[],"printedAnnotationGapsPreserved":true,"printedAnnotationOverlapExcluded":["Mk"],"independentInkReviewSha256":"f55476398d3441be99cd899f654c3559896d33e10378d1ca23b17e8d5599ccd9","priorThree10PublicAssetSha256":"e6fbacac9f26e21e42cc24a6de83277eade3a9d582f7d361c58b9b07b9201a85","priorThree10CatalogEntrySha256":"3e83d4cf5da22d99e5acb73a807027b93a607d45e54b84b5f0059f4d423f8537","priorThree10Provenance":{"sourceGeometrySha256":"ce7c653a2b5d2844a202bec030f951bbf74e9544b271cf3d8119d352cce7184b","controlManifestSha256":"7ce473258be0d0ba156ca6b87e17f6a987b52965a65c2da898751aee1d45460b","traceManifestSha256":"f2b905f6f0e85013079eb3865af7256950d070e87e5acab0e6bdd652a7646c27","reviewedCandidateSha256":"30063c532426c470c5d0405fe4ec98e3bf06e7a111ddd7fd55b35a0fe147a2b6","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":3,"waterSegmentCount":3,"originalInkPixels":920,"outputLengthMeters":1337.9548132310229,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[13],"isolatedXSymbolExcluded":true,"artifactExclusionReview":[],"printedAnnotationGapsPreserved":true,"printedAnnotationOverlapExcluded":["Mk"],"independentInkReviewSha256":"f55476398d3441be99cd899f654c3559896d33e10378d1ca23b17e8d5599ccd9"},"additionalSourceProposalSha256":"024d696f79145a400ffbc1ad76935ed47365f9baa23855abdcff578816af7d6c","additionalReviewedCandidateSha256":"84c9d4190ac8376bd7df3b37b93e1b502b0b886a932a974d0eea72b72d4538fc","additionalSourceAuditSha256":"bb7a8cacc2f65b75b2a279ed245980a90858347be663b9b304ba619e1f20282d","additionalIndependentInkReviewSha256":"8cd0f8db7545cf9b46c4e513cf56626953aa4365a6df1a5e4bd5ec53652ad181","additionalRootPublicReviewSha256":"0b102d6e807e86d86540bbb860320f45fbf1587048ae2f91c264f8655d38b8d7","historicalWaterMaskAppliedToAllPaths":false,"priorThree10HistoricalMaskApplied":true,"newFourHistoricalMaskApplied":false,"newFourExactCurrentWaterClipApplied":true,"sourceOnlyAddedDepthsFt":[3,5],"vegetationMarksNotDepth":true},"sha256":"f48e92647e3465313f65dc7146ab92d905da88774c60531f48f085101088a15f"},{"wbic":2671100,"name":"Gull Lake","counties":["Burnett"],"boundsWGS84":[-92.315716,45.980172,-92.290401,45.992647],"file":"2671100.json","format":"geojson","quantity":"waterDepth","units":"feet","source":{"name":"Wisconsin DNR historical lake survey","url":"https://apps.dnr.wi.gov/doclink/lakes_maps/2671100a.pdf","surveyDate":"Observation date unspecified; chart compiled 1971-05","observationDate":null,"compilationDate":"1971-05","dateNotice":"The source prints MAPPED MAY 1971, which identifies a compilation or mapping month; the depth observation date is not specified.","notice":"Two literal original 15 ft arcs in the southwestern deep basin. Both printed 15 ft number gaps remain open; no connectors or new depths are inferred. The 19 ft marking and small ring remain unclassified and untraced. Earlier frozen source metadata called that mark isolated; independent review does not certify that classification. Other 1/3/5/10 ft lines, bottom and vegetation symbols remain undigitized. MAPPED MAY 1971 is chart compilation; the depth-observation date is unspecified. Source water area 182.3 acres and maximum 19 ft are lake facts, not new point depths. Benchmark 207.29 and water level 203.82 are elevations, not depths. Exact current WBIC water and islands intersect the reviewed original-water inset. Changed shores, dry wedges, eastern marsh and neighboring lakes are excluded; mask cuts are coverage limits, not surveyed shorelines. Three frozen bank controls fix the unchanged affine; four other banks remain held out, with maximum mismatch 35.49 m excluding manual picking uncertainty. Training RMS is exactly determined, not independent accuracy evidence. Partial historical depth facts, not current measurements. Not for navigation.","reuse":"Factual depth geometry redrawn with source attribution; not an agency license or CC0 claim","reuseBasis":{"assessment":"Factual-data derivative interpretation, not an explicit agency license or CC0 claim","factsGuidance":"https://www.copyright.gov/comp3/chap300/ch300-copyrightable-authorship.pdf","mapAuthorshipGuidance":"https://www.copyright.gov/comp3/chap900/ch900-visual-art.pdf","sourceUsePolicy":"https://dnr.wisconsin.gov/legal/acceptableuse","sourceNotice":"A Public Document - Please Identify the Source when using it.","graphicRepublished":false,"limitations":"Source website terms remain relevant; reassess for commercial sale or image republication.","sourceNoticeVerified":true,"sourceNoticeEvidence":{"pages":[2],"sourceSha256":"af7e46612fdc2a43238620a1dfe78df5d66d273fc41bf97460fc376eb7b08d28","sourceURL":"https://apps.dnr.wi.gov/doclink/lakes_maps/2671100a.pdf","scope":"Verified attribution notice on appended source-information page; not a graphic-republication license"}},"originalWaterAreaAcres":182.3},"sourceSha256":"af7e46612fdc2a43238620a1dfe78df5d66d273fc41bf97460fc376eb7b08d28","partialCoverage":true,"contourParts":2,"registration":{"method":"Reviewed unchanged affine historical shoreline registration; independent held-out bank checks","maxHeldOutGroundMeters":35.4890505375906,"sourcePixelPickingUncertainty":"Manual source-bank picking uncertainty not independently quantified; not included in residuals"},"provenance":{"sourceGeometrySha256":"d2bc6012d0b8865323989e27d9511a13d23b4227b1306088599fd9beb825f267","controlManifestSha256":"1def2ee3357e8e59498cb70c83650118f642c9904563b5f39fa4a8d8d0712b05","traceManifestSha256":"cc24a008bf0ef19047b2a25e0cab6994ca1defca81f72fb92f56a7385776464e","reviewedCandidateSha256":"1eff322a92f2876c57fb01b369433f12736df2adcb462d7597cba0b9dd0aaa71","sourceScanRepublished":false,"newDepthInterpolation":false,"labelGapsPreserved":true,"sourceGapsDrawn":false,"sourcePathCount":2,"waterSegmentCount":2,"originalInkPixels":978,"outputLengthMeters":961.2365169946697,"wholeChartCoverage":false,"historicalWaterMaskApplied":true,"nativeInkTolerancePixels":1.5,"originalInkThreshold":200,"unresolvedLongBranches":false,"isolatedSoundingsExcluded":[],"isolatedXSymbolExcluded":false,"artifactExclusionReview":[],"unclassifiedSourceMarksExcluded":[19],"independentInkReviewSha256":"56c41a44b8d20f5d1ea7ed1c121d166f8fb21ef381b727fcd6c95930ab57f93f"},"sha256":"c8983078b307474b70f0c8d546cd870e45de3815bee1e741a8f25d10cf5731f2"}]}