{ "parcel_source": { "county": "Barnstable", "state": "MA", "fips": "25001", "epsg": 26919, "town_ids": [ 20, 36, 41, 55, 75, 86, 96, 126, 172, 224, 242, 261, 300, 318, 351 ], "retain_source_keys": true, "title": "Barnstable County, Massachusetts property research", "source": "https://www.mass.gov/info-details/massgis-data-property-tax-parcels", "license": "https://www.mass.gov/info-details/massgis-frequently-asked-questions", "license_note": "MassGIS states publicly funded data are in the public domain and may be used for any purpose.", "attribution": "MassGIS (Bureau of Geographic Information), Commonwealth of Massachusetts EOTSS; originating municipal assessors", "vintage": "Official MassGIS snapshot retrieved 2026-09-23. Assessment fiscal year is retained per record and varies by municipality; retrieval does not certify current ownership. Snapshot parcel_id contains source OBJECTID and is not a persistent cross-vintage identifier. Town, assessment-property, LOC_ID and map-parcel identifiers are retained for reviewed joins." }, "exported_at_utc": "2026-09-23T18:40:36.506146+00:00", "projection": "EPSG:26919", "enrichment_sources": [ { "source": { "url": "https://msc.fema.gov/portal/downloadProduct?productTypeID=NFHL&productSubTypeID=NFHL_STATE_DATA&productID=NFHL_25_20260910", "product_id": "NFHL_25_20260910", "archive_sha256": "bb2e9506b8ba522f83db27ef0c3d444aae7f385e2caab42302e3839287ddf3a0", "layer": "S_FLD_HAZ_AR", "native_crs": "EPSG:4269", "output_crs": "EPSG:4326", "transformation": "NAD_1983_To_WGS_1984_5; Esri WKID1515; published accuracy 1 metre", "transformation_pipeline": "+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=-0.991 +y=1.9072 +z=0.5129 +rx=-0.02578991 +ry=-0.00965010 +rz=-0.01165994 +s=0 +convention=coordinate_frame +step +inv +proj=cart +ellps=WGS84 +step +proj=unitconvert +xy_in=rad +xy_out=deg", "latest_study_effective_date": "2026-06-23", "latest_lomr_effective_date": "2026-09-11", "query_bbox_wgs84": [ -70.69263047505899, 41.5096280846893, -69.92318180707011, 42.087367321990705 ], "conservative_native_bbox": [ -70.693630475059, 41.5086280846893, -69.9221818070701, 42.0883673219907 ], "scope": "Dated complete Massachusetts FEMA state download; complete polygons selected from the state archive. No clipping, simplification, inferred coverage or substitution of omitted features. Source OBJECTID is the archive row identifier, not the REST service OBJECTID.", "bulk_validation": { "passed": true, "state_archive_rows_reconciled": 54309, "selected_features": 5516, "selected_ids_reconciled": true, "native_invalid_geometries": 5, "coordinate_roundtrip_checks": 20, "independent_live_rest_native_geometry_controls": [ { "rest_object_id": 25948297, "gfid": "2cc66695-f04e-492f-8ce6-f65aa220ee98", "all_shared_attributes_matched": 19, "native_extent_area_perimeter_matched": true }, { "rest_object_id": 26380939, "gfid": "f80a7da4-77f9-4f78-9594-1ed456d6f84d", "all_shared_attributes_matched": 19, "native_extent_area_perimeter_matched": true } ] } }, "retrieved_at_utc": "2026-09-23T19:24:25.324480+00:00", "features": 5516, "overlay_geometries_repaired": 5 }, { "source": { "key": "ma-nantucket-schools-wide", "url": "https://nces.ed.gov/opengis/rest/services/K12_School_Locations/EDGE_ADMINDATA_PUBLICSCH_2425/MapServer/1", "where": "LSTATE='MA' AND STATUS <> '2' AND VIRTUAL <> 'Virtual school'", "fields": "OBJECTID,NCESSCH,SURVYEAR,SCH_NAME,GSLO,GSHI,STATUS,VIRTUAL,LSTATE" }, "retrieved_at_utc": "2026-09-22T15:35:17.839235+00:00", "features": 1814, "overlay_geometries_repaired": 0 }, { "source": { "url": "https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/tigerWMS_ACS2024/MapServer/14", "where": "STATE='25'", "bbox": [ -70.69263047505899, 41.5096280846893, -69.92318180707011, 42.087367321990705 ] }, "retrieved_at_utc": "2026-09-23T19:07:27.244318+00:00", "features": 15, "overlay_geometries_repaired": 0 } ], "county_validation_source": { "source": { "url": "https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/tigerWMS_ACS2024/MapServer/82", "where": "GEOID='25001'", "bbox": null }, "retrieved_at_utc": "2026-09-23T19:07:14.619981+00:00" }, "nwi_update": { "acquisition": { "url": "https://documentst.ecosphere.fws.gov/wetlands/data/State-Downloads/MA_geopackage_wetlands.zip", "listing_url": "https://www.fws.gov/program/national-wetlands-inventory/download-state-wetlands-data", "bytes": 251877122, "sha256": "85fdd29675fc9514db98109a8160d521de2bb11355bc6c2d45ca25c24d0f9b82", "last_modified": "Wed, 29 Apr 2026 16:18:10 GMT", "retrieved_at_utc": "2026-09-23T18:24:48.580226+00:00", "limitations_url": "https://www.fws.gov/page/national-wetlands-inventory-frequently-asked-questions", "crc_passed": true, "method": "Official complete Massachusetts GeoPackage, May 2026 release. Spatial index subset against county bounding box plus 500m. Project coverage clipped to the union of all state footprint features." }, "projection": "EPSG:5070", "retrieved_polygon_count": 13381, "project_footprints": [ { "PROJECT_NAME": "Cape MA (1 of 2)", "STATUS": "Digital", "SUPPMAPINFO": "https://documentst.ecosphere.fws.gov/wetlands/data/SupMapInf/R05Y06P07.pdf", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 1999, "IMAGE_DATE": "04/91, 04/92, xx/99 ", "IMAGE_SCALE": 40000, "ALL_SCALES": "1:40,000", "EMULSION": "CIR", "COMMENTS": "NWI Version 2 derived by supplementing single-line stream features not mapped by the NWI with NHD 931v220.", "SOURCE_TYPE": "CIR" }, { "PROJECT_NAME": "ALL WATER", "STATUS": "Digital", "SUPPMAPINFO": "None", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/00", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "All Water", "SOURCE_TYPE": "TC" }, { "PROJECT_NAME": "ALL WATER", "STATUS": "Digital", "SUPPMAPINFO": "None", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/00", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "CIR", "COMMENTS": "All Water", "SOURCE_TYPE": "CIR" }, { "PROJECT_NAME": "Final Fill In", "STATUS": "Digital", "SUPPMAPINFO": "https://documentst.ecosphere.fws.gov/wetlands/data/SupMapInf/R09Y14P20.pdf", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/2000", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "NWI Version 2 derived by supplementing single-line stream features not mapped by the NWI with NHD 931v220.", "SOURCE_TYPE": "TC" }, { "PROJECT_NAME": "Monomoy_NWR", "STATUS": "Digital", "SUPPMAPINFO": "https://documentst.ecosphere.fws.gov/wetlands/data/SupMapInf/R05Y11P08.pdf", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2008, "IMAGE_DATE": "xx/08", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "NWI Version 2 derived by supplementing single-line stream features not mapped by the NWI with NHD 931v220.", "SOURCE_TYPE": "TC" }, { "PROJECT_NAME": "ALL WATER", "STATUS": "Digital", "SUPPMAPINFO": "None", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/00", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "All Water", "SOURCE_TYPE": "TC" }, { "PROJECT_NAME": "ALL WATER", "STATUS": "Digital", "SUPPMAPINFO": "None", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/00", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "All Water", "SOURCE_TYPE": "TC" }, { "PROJECT_NAME": "ALL WATER", "STATUS": "Digital", "SUPPMAPINFO": "None", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/00", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "CIR", "COMMENTS": "All Water", "SOURCE_TYPE": "CIR" }, { "PROJECT_NAME": "ALL WATER", "STATUS": "Digital", "SUPPMAPINFO": "None", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2000, "IMAGE_DATE": "xx/00", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "CIR", "COMMENTS": "All Water", "SOURCE_TYPE": "CIR" }, { "PROJECT_NAME": "Rapid Coastal Update", "STATUS": "Digital", "SUPPMAPINFO": "https://documentst.ecosphere.fws.gov/wetlands/data/SupMapInf/R05Y13P13.pdf", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2008, "IMAGE_DATE": "xx/08,xx/09,xx10,xx/11", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "NWI Version 2 derived by supplementing single-line stream features not mapped by the NWI with NHD 931v220.", "SOURCE_TYPE": "TC" }, { "PROJECT_NAME": "Rapid Coastal Update", "STATUS": "Digital", "SUPPMAPINFO": "https://documentst.ecosphere.fws.gov/wetlands/data/SupMapInf/R05Y13P13.pdf", "FGDC_METADATA": "https://documentst.ecosphere.fws.gov/wetlands/data/metadata/FWS_Wetlands_Project_Metadata.xml", "IMAGE_YR": 2008, "IMAGE_DATE": "xx/08,xx/09,xx10,xx/11", "IMAGE_SCALE": 1, "ALL_SCALES": "1 Meter", "EMULSION": "TC", "COMMENTS": "NWI Version 2 derived by supplementing single-line stream features not mapped by the NWI with NHD 931v220.", "SOURCE_TYPE": "TC" } ], "overlay_geometries_repaired": 0, "base_archive_sha256": "d6fa2bb50e7124dd2e0bc57dad53cb027202124e32cebc780962e2f205a97be6", "limitations": "Biological mapping, not regulatory jurisdiction or a determination of wetland absence.", "at_utc": "2026-09-23T20:32:48.357107+00:00" } }