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141 datasets

Map Sheet 48 (2025 update) - MMI from PGA and Epsilon (10% in 50 years)

Published by: California Department of Conservation
Last updated: Saturday, July 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California Geological Survey (CGS) Map Sheet 48 (MS48) provides a depiction of expected ground shaking intensity from future earthquakes across th...

Map Sheet 48 (2025 update) - MMI from PGA (10% in 50 years)

Published by: California Department of Conservation
Last updated: Saturday, July 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California Geological Survey (CGS) Map Sheet 48 (MS48) provides a depiction of expected ground shaking intensity from future earthquakes across th...

Map Sheet 48 (2025 update) - MMI from PGA (2% in 50 years)

Published by: California Department of Conservation
Last updated: Friday, July 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California Geological Survey (CGS) Map Sheet 48 (MS48) provides a depiction of expected ground shaking intensity from future earthquakes across th...

Topobathymetric Lidar - Clear Lake Tributaries - 2024

Published by: California Department of Fish and Wildlife
Last updated: Saturday, July 11, 2026
File types: XLSX, ZIP

The California Department of Fish and Wildlife contracted NV5 Geospatial, Inc. (NV5) to conduct airborne lidar surveys to map the topographic and bath...

Mule Deer Range - Region 1 [ds277]

Published by: California Department of Fish and Wildlife
Last updated: Friday, July 10, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This layer shows critical winter and summer ranges, fall holding areas, and fawning grounds for deer (Odocoileus hemionus) in CDFG Region 1 (Shasta, T...

Statewide Crop Mapping

Published by: California Department of Water Resources
Last updated: Saturday, July 11, 2026
File types: DATA, ZIP, PDF, REST SERVICE, GDB, SHP, STORY MAPS

The California Department of Water Resources (DWR) has been collecting land use data throughout the state and using it to produce agricultural water u...

CGS Seismic Hazards Program: Alquist-Priolo Fault Hazard Zones

Published by: California Department of Conservation
Last updated: Saturday, July 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This data set contains the Alquist-Priolo Earthquake Fault Zones as shown on the Official Alquist-Priolo Earthquake Fault Zones Maps. The dataset is c...

CGS Alquist Priolo Fault Zones

Published by: California Department of Conservation
Last updated: Saturday, July 11, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This data set contains the Alquist-Priolo Earthquake Fault Zones as shown on the Official Alquist-Priolo Earthquake Fault Zones Maps. The dataset is c...

Northern Sacramento Valley Groundwater Elevation Change Maps

Published by: California Department of Water Resources
Last updated: Saturday, July 11, 2026
File types: ZIP

Groundwater Elevation Change Maps summarize the change in groundwater level measurements over time, collected from wells in the northern Sacramento Va...

Surface Water - Water Quality Regulated Facility Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, July 7, 2026
File types: CSV, XLSX, PDF

Information regarding site visits of facilities that discharge wastewater, from the [California Integrated Water Quality System](https://www.waterboar...