ExperimentalWe used data and feedback to make a user-friendly site. We’d love your feedback.
Back to data.ca.gov.

WellSTAR: Oil and Gas Wells

This online map represents oil and gas wells in the CalGEM Well Statewide Tracking and Reporting System, or WellSTAR. Wells are displayed by well type and well status.CalGEM is the Geologic Energy Management Division of the California Department of Conservation, formerly the Division of Oil, Gas, and Geothermal Resources (as of January 1, 2020).WellSTAR homepageUpdate Frequency: As Needed

Data files

Data title and descriptionAccess dataFile detailsLast updated

CSV

Download
CSV
02/19/24

GeoJSON

DownloadGEOJSON
02/19/24

Shapefile

DownloadZIP
02/19/24

KML

DownloadKML
02/19/24

Supporting files

Data title and descriptionAccess dataFile detailsLast updated

ArcGIS Hub Dataset

HTML
09/23/24

ArcGIS GeoService

ARCGIS GEOSERVICES REST API
08/11/23

API endpoint

Dataset Name

Use the query web API to retrieve data with a set of basic parameters. Copy the API endpoint you need to start.

Usage documentation