GIS News from the Department of Conservation

Date News Item
April 17, 2017 Several new or updated items for this month:
  • CGS released updated, cleaned, and reorganized maps, GIS data, and reports for the Alquist-Priolo and Seismich Hazard Mapping projects. There are no changes to zone boundaries. See the CGS Information Warehouse Regulatory Maps section for access. Statewide map services will follow shortly.
  • Added services for the Division of Oil, Gas, and Geothermal Resources TR26: [Naturally Occuring] Onshore Oil and Gas Seeps in California. Service Endpoint, Metadata
  • Added a web map for CGS's Special Report 230: Geologic Gems of the California State Parks. Check it out, there are lots of interesting notes about cool geologic features in the California State Park System. These quick reads are written with the general public in mind.
    Geologic Gems of the California State Parks
  • Replaced most data viewers with a more userfriendly viewer. Data viewers focused on DOGGR data are unchanged.
  • We've added multiple links to the data lists for new or updated datasets.
March 1, 2017

The Department of Conservation is pleased to announce the release of this new geospatial data and map web site. provides easy access to the Department's publicly available GIS datasets, interactive web maps, and GIS data services.

We plan to continue to improve the functionality on this website and welcome feedback on what is good, items that could use improvement, and suggestions for new features or content. Please direct any feedback to