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89 datasets

Well Stimulation Permit

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Well Stimulation Permit

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

WellSTAR: Notices

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Acid Matrix

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Acid Fracturing

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Hydraulic Fracturing

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Geologic Map of California (2010)

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This edition of the Geologic Map of California was prepared in recognition of the California Geological Survey's 150th Anniversary. It is an all-digit...

Special Report 230: Geologic Gems of California State Parks

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

California is a veritable treasure chest of nationally acclaimed natural landmarks and much adored scenery. This geologic legacy on display in the lan...

Approved Notice of Intention/Permit

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...

Well Stimulation Permit By Type

Published by: California Department of Conservation
Last updated: Thursday, January 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This online map locates the wells that have NOI records in the CalGEM WellSTAR database, and provides well NOI information including operator, lease, ...