{
  "source": "Microsoft building footprints via Riverside County Transportation Department",
  "source_url": "https://services1.arcgis.com/pWmBUdSlVpXStHU6/arcgis/rest/services/Building_Footprints/FeatureServer/1",
  "source_metadata_url": "https://services1.arcgis.com/pWmBUdSlVpXStHU6/arcgis/rest/services/Building_Footprints/FeatureServer/1?f=pjson",
  "copyright_text": "Microsoft, City of Riverside, Transportation Department\nThe Microsoft building footprints contained in this feaure class are made available under the Open Database License: http://opendatacommons.org/licenses/odbl/1.0/. Any rights in individual contents of the database are licensed under the Database Contents License: http://opendatacommons.org/licenses/dbcl/1.0/",
  "license": "Open Database License 1.0 (ODbL); individual database contents under Database Contents License 1.0 (DbCL)",
  "license_url": "https://opendatacommons.org/licenses/odbl/1-0/",
  "contents_license_url": "https://opendatacommons.org/licenses/dbcl/1-0/",
  "geometry_vintage": "2014–2015 Bing aerial imagery; Microsoft second US footprint release; county layer metadata last edit 2023-09-11",
  "source_last_edit_ms": 1694389209802,
  "crs_raw": "EPSG:4326",
  "crs_derived": "EPSG:26911",
  "object_count_envelope": 14779,
  "queried_attributes": [
    "OBJECTID",
    "CENSUS_BUILDING_ID",
    "NUMSTORIES",
    "FEATURECODE",
    "DATEMODIFIED"
  ],
  "private_address_and_parcel_attributes_requested": false,
  "completed_at": "2026-11-02T00:16:21.536078+00:00",
  "osm_input_count": 2279,
  "county_clipped_candidate_count": 13270,
  "discarded_outside_context_or_under_3m2": 1510,
  "excluded_due_to_overlap_or_duplicate": 1070,
  "supplementary_added_count": 12200,
  "combined_count": 14479,
  "supplementary_total_footprint_area_m2": 2942633.648388984,
  "county_numstories_populated": 8802,
  "all_county_heights_measured": false,
  "height_note": "County Height is documented as populated only in the City of Riverside; it was deliberately not requested or treated as measured Banning height. NUMSTORIES, when present, is an older assessor/permit attribute with unspecified observation date.",
  "reconciliation_rule": "Keep every OSM outline; exclude a county outline when intersection area divided by the smaller footprint area exceeds 20%, or either polygon covers the other centroid; exact county duplicate geometries are removed.",
  "limitations": [
    "County footprints are predominantly AI-extracted from 2014–2015 imagery and may include old/demolished buildings or omit later construction.",
    "No manual imagery correction was applied.",
    "Footprint geometry accuracy is distinct from the independently measured or fallback building heights."
  ],
  "wall_seconds": 2.266,
  "generated_at": "2026-11-02T00:16:23.565620+00:00"
}