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CalGEM WellSTAR

Free

California oil & gas wells, facilities, incidents, and notices from the CalGEM WellSTAR GIS service.

wellscaliforniaregulatoryoil-and-gas
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No key required. Included on Free.

What you can ask

  • “What does CalGEM WellSTAR have for the area or asset I'm working on?”
  • “Pull the most recent CalGEM WellSTAR records and put them in a table.”
  • “What does CalGEM WellSTAR cover, and how fresh is the data?”

About this source

California Geologic Energy Management Division (CalGEM) WellSTAR — wells, facilities, incidents, notices. Public ArcGIS REST, no auth. WELLS: searchWells, getWellDetail, countWells, searchWellsByRadius FACILITIES / REGULATORY: searchFacilities, searchIncidents, searchNotices CRITICAL USAGE RULES: 1. API: 10 digits with the 04 state code (8-digit, dashed, 12/14-digit accepted) 2. searchWellsByRadius: point+distance, nearest first (radiusMiles default 5) 3a. searchFacilities = tank layer, searchIncidents = surface-expression incidents; neither has county 3. searchWells maps aliases like { status: 'active', type: 'oil' } to CalGEM codes 4. searchNotices supports county by matching county API prefixes and returns most recent notices first 5. bbox params are [minLon, minLat, maxLon, maxLat]

Connector ID calgem

Provenance

PublisherCalGEM WellSTAR
API basehttps://gis.conservation.ca.gov/

Freshness & coverage

FreshnessFreshness not declared
GeographicNot declared
TemporalNot declared
AuthenticationNo credentials required

› Methods (7)

Technical detail for developers: parameters, pagination, units, and freshness per method.

  • searchWells

    read

    Search CA wells by operator/county/field/district/status/type/api/bbox.

    Entitieswell

  • getWellDetail

    read

    Full well record by API number.

    Required paramsapi or apiNumber or api_number
    Entitieswell

  • countWells

    read

    Count wells matching criteria (no records returned).

    Entitieswell

  • searchWellsByRadius

    read

    Wells within radius (miles) of latitude/longitude.

    Required paramslatitudelongitude
    Entitieswell

  • searchFacilities

    read

    CalGEM facility tanks by operator, field, district, tank type, or bbox.

    Entitiesrecord

  • searchIncidents

    read

    Surface-expression incidents by operator, field, type/status, year, or bbox.

    Entitiesincident

  • searchNotices

    read

    Notices of intent by operator, county, type, or status. County maps to California API prefixes.

    Entitiespermit