{ "schemaVersion": 1, "regionId": "mexico", "coverage": "Source-specific Mexico coverage; see each layer.", "coordinateReference": "EPSG:4326 longitude, latitude; source transformations recorded per layer.", "layers": { "rivers": { "id": "rivers", "publisher": "INEGI", "file": "rivers.geojson.gz", "edition": null, "observedPeriod": null, "retrievedAt": "2026-10-02", "unit": "subbasin Strahler order", "license": { "name": "Términos de Libre Uso de la Información del INEGI", "url": "https://www.inegi.org.mx/inegi/terminos.html", "creditRequired": true, "preserveMetadata": true, "discloseTransformations": true }, "sourceCrsWkt": "GEOGCS[\"WGS 84\", DATUM[\"World Geodetic System 1984\", SPHEROID[\"WGS 84\", 6378137.0, 298.257223563, AUTHORITY[\"EPSG\",\"7030\"]], AUTHORITY[\"EPSG\",\"6326\"]], PRIMEM[\"Greenwich\", 0.0, AUTHORITY[\"EPSG\",\"8901\"]], UNIT[\"degree\", 0.017453292519943295], AXIS[\"Geodetic longitude\", EAST], AXIS[\"Geodetic latitude\", NORTH], AUTHORITY[\"EPSG\",\"4326\"]]", "outputCrs": "EPSG:4326", "sourceArchive": "inegi-national-rivers-orderge7-original.zip", "sourceArchiveBytes": 27100663, "sourceArchiveSha256": "44a62b16c6b4ba40bfeaf4030d79e8d2d6f95feea5bf0b7a0b212fcd5dedb5d2", "name": "河川線（小流域内次数7以上）", "sourceUrl": "https://antares.inegi.org.mx/analisis/red_hidro/siatl/", "downloadUrl": "https://antares.inegi.org.mx/geoserver/inegiRedHidro_wfs/ows?service=WFS&version=1.0.0&request=GetFeature&typeName=inegiRedHidro_wfs:RedHidrografica&outputFormat=shape-zip&srsName=EPSG:4326&CQL_FILTER=order_1%3E%3D7", "geometryMeaning": "Actual INEGI river-network source segments selected by ORDER_1 >= 7, grouped without added connections.", "originalRecordCount": 61350, "excludedRecordCount": 0, "selection": "ORDER_1 >= 7 source-side WFS query; not all Mexican rivers or all river-network segments.", "sourceVertexCount": 1967721, "sourcePartCount": 61350, "legend": [ { "id": "rivers-order-7", "label": "小流域内Strahler次数7", "fullLabel": "小流域内Strahler次数7（51,277セグメント）", "color": "#0284c7" }, { "id": "rivers-order-8", "label": "小流域内Strahler次数8", "fullLabel": "小流域内Strahler次数8（9,866セグメント）", "color": "#0369a1" }, { "id": "rivers-order-9", "label": "小流域内Strahler次数9", "fullLabel": "小流域内Strahler次数9（207セグメント）", "color": "#075985" } ], "sourceAttributeDateRange": [ "1899-12-30", "2011-02-04" ], "periodNote": "原セグメントの日付属性は統一観測期ではない。図版年・観測対象期間を取得年で補わない。", "coverage": "National INEGI source query, limited to subbasin ORDER_1 >= 7. Lower-order rivers are outside the displayed selection.", "valueDefinitionSource": { "url": "https://antares.inegi.org.mx/analisis/red_hidro/PDF/Doc.pdf", "printedPages": [ 23, 35 ] }, "method": "Retain every source line part and segment ID; group separate parts into three MultiLineString features by exact ORDER_1=7,8,9. Display-only Shapely line simplification at 0.002 degrees, preserving topology and each original part endpoint. Preserve original segment IDs, source subbasin codes and condition counts. Round coordinates to six decimals. No snapping, union, line joining, clipping or connector creation. Complete unsimplified grouped GeoJSON remains in runtime provenance alongside the pinned original archive.", "displaySimplification": { "toleranceDegrees": 0.002, "preserveTopology": true, "partEndpointsRetained": true, "sourcePartsRetained": true }, "limitations": [ "Strahler order restarts within source subbasins; it is not a continuous national or whole-river order.", "Source attributes have no river-name field. Display labels name the source classification, not inferred rivers.", "Order is network hierarchy, not discharge, available water, navigability or flood risk.", "Selected orders omit lower-order streams, including streams in areas with no displayed selected lines." ], "compression": "gzip", "decodedAsset": { "file": "rivers.geojson", "bytes": 3660355, "sha256": "99d9b4b2ca8061d170645ffa87d591ffc509b29d8742adc7014a40d070e5fe57" }, "asset": { "file": "rivers.geojson.gz", "bytes": 924219, "sha256": "14c1034748c32e0a07439f071fb3317c920008f00705b57db9877dd7a4d06ad7" }, "featureCount": 3, "bounds4326": [ -116.910123, 15.80758, -90.021067, 32.444693 ], "outputVertexCount": 128531, "bytes": 924219, "sha256": "14c1034748c32e0a07439f071fb3317c920008f00705b57db9877dd7a4d06ad7" }, "precipitation": { "id": "precipitation", "name": "年降水量の等雨量線", "file": "precipitation.geojson", "publisher": "INEGI", "product": "Conjunto de datos vectoriales escala 1:1 000 000. Precipitación media anual", "productUpc": "702825267544", "sourceUrl": "https://www.inegi.org.mx/app/biblioteca/ficha.html?upc=702825267544", "downloadUrl": "https://www.inegi.org.mx/contenidos/productos/prod_serv/contenidos/espanol/bvinegi/productos/geografia/tematicas/CLIMAS/702825267544_s.zip", "edition": 2006, "observedPeriod": null, "periodNote": "2006年は刊行年。関連する2005年作成ガイド§3.3（印刷15頁）は1921–1975年の観測を説明するが、この配布版の統一観測期間との対応は未確認。近年の降水量や1991–2020平年値として扱わない。", "unit": "mm/year", "geometryMeaning": "Actual source isohyet lines; not rainfall polygons or station observations.", "scale": 1000000, "sourceCrsWkt": "PROJCS[\"North_America_Lambert_Conformal_Conic\",GEOGCS[\"ITRF92\",DATUM[\"D_ITRF_1992\",SPHEROID[\"GRS_1980\",6378137.0,298.257222101]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Lambert_Conformal_Conic\"],PARAMETER[\"False_Easting\",2500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",-102.0],PARAMETER[\"Standard_Parallel_1\",17.5],PARAMETER[\"Standard_Parallel_2\",29.5],PARAMETER[\"Latitude_Of_Origin\",12.0],UNIT[\"Meter\",1.0]]", "outputCrs": "EPSG:4326", "transform": { "operation": "Inverse of unnamed + axis order change (2D) + Conversion from ITRF92 (geog2D) to ITRF92 (geocentric) + Inverse of WGS 84 (G730) to ITRF92 (1) + Conversion from WGS 84 (G730) (geocentric) to WGS 84 (G730) (geog2D) + Inverse of WGS 84 to WGS 84 (G730) (with axis order normalized for visualization)", "accuracyMetres": 2.2, "ballparkAllowed": false, "alwaysXY": true }, "bounds4326": [ -116.772262, 14.654301, -86.812997, 32.628547 ], "levels": [ 100, 200, 300, 400, 500, 600, 700, 800, 1000, 1100, 1200, 1300, 1500, 2000, 2500, 3000, 3500, 4000, 4500 ], "sourceArchiveSha256": "0d1d22d690d84e032b3488f6e337bcafcd95f02319250d014316656a7565c0e3", "sourceMetadataSha256": "460406e4a5c6f222ff1e4a0c63e223125246ba82581138c7f7fa791e4e4acd3f", "featureCount": 492, "originalRecordCount": 847, "excludedRecordCount": 355, "excludedBySourceClass": { "CANEVA": 3, "H2O": 350, "P/E": 2 }, "sourceVertexCount": 95363, "method": "Read original PolyLine parts. Select only FC=30301 actual isohyet features. Reproject ITRF92 Lambert to WGS84 using the named PROJ datum operation with ballpark disabled. Retain every part, vertex, original OBJECTID and line value; round output coordinates to six decimals. No simplification, interpolation, area generation, clipping or connector lines. Temporal evidence: related 2005 guide section3.3 printed page15 states 1921–1975 observations, but its correspondence to this 2006 archive is unconfirmed; do not assign that period to every vector feature.", "valueDefinitionSource": { "url": "https://www.inegi.org.mx/contenidos/productos/prod_serv/contenidos/espanol/bvinegi/productos/historicos/1329/702825231781/702825231781_1.pdf", "printedPage": 14, "meaning": "CLAVE is the total annual precipitation value of the isohyet, in mm." }, "license": { "name": "Términos de Libre Uso de la Información del INEGI", "url": "https://www.inegi.org.mx/inegi/terminos.html", "creditRequired": true, "preserveMetadata": true, "discloseTransformations": true }, "limitations": [ "Line values apply to the corresponding source isohyet, not every point in an adjacent area.", "National cartographic scale 1:1,000,000; storage decimals do not imply local measurement precision.", "The related 2005 primary guide explicitly describes 1921–1975 observations for annual precipitation. Correspondence between that period and this 2006 distributed vector archive is not established; observedPeriod remains null. These data are not current rainfall or 1991–2020 normals." ], "asset": { "file": "precipitation.geojson", "bytes": 2401702, "sha256": "60dcd0a8fb444a81dc27e13e214f68eefdfa1a40ed7d0c2da9deb6e8e4f9f8ea" }, "observationPeriodEvidence": { "url": "https://www.inegi.org.mx/contenidos/productos/prod_serv/contenidos/espanol/bvinegi/productos/historicos/1329/702825231781/702825231781_1.pdf", "guideEdition": 2005, "section": "3.3 Metodología de elaboración", "printedPage": 15, "pdfPage": 19, "reportedPeriod": "1921–1975", "thisArchiveCorrespondence": "unconfirmed", "bundledExplanation": "climas1m.htm refers to approximately 4000 stations during cartographic compilation but gives no numerical observation period." }, "legend": [ { "id": "lt250", "label": "250mm未満", "color": "#f2dfb3", "min": 0, "max": 250, "symbol": "line" }, { "id": "250-500", "label": "250〜500mm未満", "color": "#e0e4be", "min": 250, "max": 500, "symbol": "line" }, { "id": "500-750", "label": "500〜750mm未満", "color": "#b9d8b8", "min": 500, "max": 750, "symbol": "line" }, { "id": "750-1000", "label": "750〜1,000mm未満", "color": "#8bc8bf", "min": 750, "max": 1000, "symbol": "line" }, { "id": "1000-1500", "label": "1,000〜1,500mm未満", "color": "#60afb8", "min": 1000, "max": 1500, "symbol": "line" }, { "id": "1500-2000", "label": "1,500〜2,000mm未満", "color": "#378eaa", "min": 1500, "max": 2000, "symbol": "line" }, { "id": "gte2000", "label": "2,000mm以上", "color": "#216782", "min": 2000, "symbol": "line" } ], "displayEncoding": { "colorMeaning": "Actual source isohyet value classified by the seven US rainfall thresholds; no area between lines is classified or interpolated.", "thresholdsMm": [ 250, 500, 750, 1000, 1500, 2000 ], "majorSourceValuesMm": [ 1000, 1500 ], "retainedSourceValues": [ 100, 200, 300, 400, 500, 600, 700, 800, 1000, 1100, 1200, 1300, 1500, 2000, 2500, 3000, 3500, 4000, 4500 ] }, "bytes": 2401702, "sha256": "60dcd0a8fb444a81dc27e13e214f68eefdfa1a40ed7d0c2da9deb6e8e4f9f8ea" }, "basins": { "id": "basins", "publisher": "INEGI", "file": "basins.geojson", "edition": null, "observedPeriod": null, "retrievedAt": "2026-10-02", "unit": "domestic basin division", "license": { "name": "Términos de Libre Uso de la Información del INEGI", "url": "https://www.inegi.org.mx/inegi/terminos.html", "creditRequired": true, "preserveMetadata": true, "discloseTransformations": true }, "sourceCrsWkt": "GEOGCS[\"WGS 84\", DATUM[\"World Geodetic System 1984\", SPHEROID[\"WGS 84\", 6378137.0, 298.257223563, AUTHORITY[\"EPSG\",\"7030\"]], AUTHORITY[\"EPSG\",\"6326\"]], PRIMEM[\"Greenwich\", 0.0, AUTHORITY[\"EPSG\",\"8901\"]], UNIT[\"degree\", 0.017453292519943295], AXIS[\"Geodetic longitude\", EAST], AXIS[\"Geodetic latitude\", NORTH], AUTHORITY[\"EPSG\",\"4326\"]]", "outputCrs": "EPSG:4326", "sourceArchive": "inegi-national-cuencas-original.zip", "sourceArchiveBytes": 32031086, "sourceArchiveSha256": "16ca94d89239ebe9b78b2b64a364caa514818923381b53387c047291d2282dff", "name": "国内流域区分", "sourceUrl": "https://antares.inegi.org.mx/analisis/red_hidro/siatl/", "downloadUrl": "https://antares.inegi.org.mx/geoserver/AnalisisEspacial/ows?service=WFS&version=1.0.0&request=GetFeature&typeName=AnalisisEspacial:Cuencas&outputFormat=shape-zip&srsName=EPSG:4326", "geometryMeaning": "INEGI SIATL Cuencas domestic basin divisions; original domestic extent retained.", "periodNote": "取得日は2026-10-02。WFS配信の図版年・統一観測期は未確認で、取得年を観測年に置き換えない。", "coverage": "158 domestic Mexican basin divisions; foreign upstream catchment areas are not provided by this layer.", "originalRecordCount": 158, "excludedRecordCount": 0, "sourceVertexCount": 2732864, "sourceTypeCounts": { "EXORREICA": 143, "ENDORREICA": 15 }, "sourceInvalidGeometryIds": [], "legend": [ { "id": "EXORREICA", "label": "外流域（143区分）", "color": "#d6e5df" }, { "id": "ENDORREICA", "label": "閉鎖流域（15区分）", "color": "#e3ce93" }, { "id": "basins", "label": "国内流域界（158区分）", "color": "#0e7490", "symbol": "line" } ], "method": "Read original WFS 1.0 longitude/latitude WGS84 polygons and source CVE_CUE/name/type. Preserve every basin and original domestic scope. Simplify valid polygons only with Shapely preserve_topology=True at 0.002 degrees for national display; retain invalid source polygons unchanged, without repair. Round coordinates to six decimals. No clipping, overseas catchment construction or interpolation.", "displaySimplification": { "toleranceDegrees": 0.002, "preserveTopology": true, "invalidSourceGeometryChanged": false }, "limitations": [ "Domestic divisions are not complete international upstream catchments.", "Simplified national display is not a survey boundary or a flood-risk map.", "Source type and source-reported area/perimeter remain attributes; displayed geometry does not recalculate hydrological quantities." ], "asset": { "file": "basins.geojson", "bytes": 1913375, "sha256": "2937066a5ae7472a05b885ee144a71f2a7f7f280cab652c34aca0237416340f1" }, "featureCount": 158, "bounds4326": [ -117.124263, 14.531586, -86.740562, 32.718769 ], "outputVertexCount": 78973, "sourceClassificationAudit": { "sourceLayer": "AnalisisEspacial:Cuencas", "sourceFields": [ "CVE_CUE", "NOMB", "TIPO" ], "selectionUnit": "domestic Cuenca", "includesForeignUpstream": false, "administrativeStatisticalRegion": false }, "displayEncoding": { "fillMeaning": "Retained source TIPO: EXORREICA or ENDORREICA; not water volume or irrigation coverage.", "labels": "Original source NOMB at a verified interior point of its retained polygon; omit overlapping labels and keep every basin in the picker." }, "bytes": 1913375, "sha256": "2937066a5ae7472a05b885ee144a71f2a7f7f280cab652c34aca0237416340f1" }, "contours": { "sourceUrl": "https://www.ncei.noaa.gov/products/etopo-global-relief-model", "downloadUrl": "https://www.ngdc.noaa.gov/mgg/global/relief/ETOPO2022/data/60s/60s_surface_elev_gtif/ETOPO_2022_v1_60s_N90W180_surface.tif", "sourceEdition": "ETOPO 2022 v1 60 arc-second surface", "sourceFile": "ETOPO_2022_v1_60s_N90W180_surface.tif", "sourceSha256": "9d27d4b8ea8e76977e2988bca667d7c8fa68b927355feffcddd6b4875a7fd08e", "sourceBytes": 465969062, "retrievedAt": "2026-10-02T06:22:13Z", "httpHeaders": { "date": "Fri, 02 Oct 2026 06:10:04 GMT", "server": "Apache", "strict-transport-security": "max-age=31536000;", "last-modified": "Tue, 04 Oct 2022 21:52:12 GMT", "accept-ranges": "bytes", "content-length": "465969062", "x-frame-options": "SAMEORIGIN", "access-control-allow-origin": "*", "access-control-allow-headers": "X-Requested-With, Content-Type", "content-type": "image/tiff", "connection": "close" }, "license": "CC0-1.0", "licenseUrl": "https://www.ncei.noaa.gov/metadata/geoportal/rest/metadata/item/gov.noaa.ngdc.mgg.dem%3Aetopo_2022/html", "userGuideUrl": "https://www.ngdc.noaa.gov/mgg/global/relief/ETOPO2022/docs/1.2%20ETOPO%202022%20User%20Guide.pdf", "citation": "NOAA National Centers for Environmental Information. 2022: ETOPO 2022 15 Arc-Second Global Relief Model. DOI:10.25921/fd45-gt74. Accessed 2026-10-02.", "horizontalCrs": "EPSG:4326", "verticalDatum": "EGM2008 geoid", "unit": "m", "editionNotObservationYear": true, "sourceNoData": -99999, "resolutionDegrees": 0.016666666666666666, "file": "contours.geojson", "geometry": "LineString", "featureCount": 5490, "levelCounts": { "0": 1471, "500": 752, "1000": 773, "1500": 954, "2000": 790, "2500": 620, "3000": 106, "3500": 15, "4000": 4, "4500": 3, "5000": 2 }, "levelsM": [ 0, 500, 1000, 1500, 2000, 2500, 3000, 3500, 4000, 4500, 5000 ], "contourIntervalM": 500, "assetBytes": 3903584, "assetSha256": "e2aa928e7d4e27efb1b46809c9f2f297c1118430f512edecca3ef0433ad9ad87", "boundarySha256": "193f700c8741c2752561de077c781383dcc28a95244fb60726f591f8af011faa", "boundarySource": "INEGI retained Mexico state geometry, 32 states", "bbox": [ -118.364654, 14.532098, -86.710405, 32.718654 ], "grid": { "width": 1980, "height": 1200, "window": [ 3660, 3360, 1980, 1200 ], "transform": [ 0.016666666666666666, 0, -119, 0, -0.016666666666666666, 34 ], "noData": -99999, "noDataCells": 0, "validMexicoCells": 628628, "sampledMinM": -519.062, "sampledMaxM": 5046.75, "validBelowZeroCells": 4131 }, "method": "Native 60 arc-second ETOPO2022 cell-centre float DEM, no resampling. ContourPy 500m contours clipped to retained INEGI national land union. Display lines simplified by 0.002 degrees and rounded to 6 decimal places. The retained INEGI boundary is already geographic and is used directly; the existing Mexico renderer applies its map projection after GeoJSON loading.", "limitations": [ "2022 is the model edition, not a uniform observation year.", "60 arc-second grid and 500m contour interval are for national comparison; they do not give survey-grade site elevations or exact summit heights.", "Negative valid land elevations are retained; NoData is masked before any numeric transformation.", "Selecting a line reports its contour level, not a state mean, river gradient, or measured elevation at arbitrary locations.", "Sea-floor contours are excluded by the national land clip.", "Grid min/max are values of native cells selected by a generalized land boundary, not national land extrema; coastal cells may contain mixed marine and terrestrial elevations." ], "decodedGridSha256": "47e9c1792e653c05e94058b2b7311a18a7db38c094d47fb0f8a5acfef45c9743", "decoderMethod": "GeoTIFF.js 3.0.5 exact native window read; no resampling or integer casting", "publisher": "NOAA NCEI", "name": "標高等高線（500m間隔）", "edition": 2022, "observedPeriod": null, "displayIntervalM": 500, "periodNote": "2022年はモデルの版。統一観測年ではない。元DEMの負標高を保持し、表示等高線は0〜5,000m。", "bytes": 3903584, "sha256": "e2aa928e7d4e27efb1b46809c9f2f297c1118430f512edecca3ef0433ad9ad87", "bands": { "file": "elevation-bands.geojson.gz", "bytes": 3732614, "sha256": "0ea85b43c326d5a9d6acedf49e067f6cacb67788adfd3e044339448b3e3fb616", "provenanceFile": "elevation-bands.source.json", "legend": [ { "id": "elevation-band-0", "label": "0 m未満", "color": "#f6f4ed", "lowerM": null, "upperM": 0 }, { "id": "elevation-band-1", "label": "0–500 m", "color": "#f0e5c9", "lowerM": 0, "upperM": 500 }, { "id": "elevation-band-2", "label": "500–1,000 m", "color": "#e4d3aa", "lowerM": 500, "upperM": 1000 }, { "id": "elevation-band-3", "label": "1,000–1,500 m", "color": "#d6bc8c", "lowerM": 1000, "upperM": 1500 }, { "id": "elevation-band-4", "label": "1,500–2,000 m", "color": "#c5a471", "lowerM": 1500, "upperM": 2000 }, { "id": "elevation-band-5", "label": "2,000–2,500 m", "color": "#b58c58", "lowerM": 2000, "upperM": 2500 }, { "id": "elevation-band-6", "label": "2,500–3,000 m", "color": "#a37545", "lowerM": 2500, "upperM": 3000 }, { "id": "elevation-band-7", "label": "3,000–3,500 m", "color": "#8e6038", "lowerM": 3000, "upperM": 3500 }, { "id": "elevation-band-8", "label": "3,500–4,000 m", "color": "#784c2e", "lowerM": 3500, "upperM": 4000 }, { "id": "elevation-band-9", "label": "4,000–4,500 m", "color": "#623c28", "lowerM": 4000, "upperM": 4500 }, { "id": "elevation-band-10", "label": "4,500–5,000 m", "color": "#4d2e23", "lowerM": 4500, "upperM": 5000 }, { "id": "elevation-band-11", "label": "5,000 m以上", "color": "#382019", "lowerM": 5000, "upperM": null } ], "intervalM": 500, "decodedGridSha256": "47e9c1792e653c05e94058b2b7311a18a7db38c094d47fb0f8a5acfef45c9743" } } } }