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828 datasets

California's Groundwater Update 2020 (Bulletin 118)

Published by: California Department of Water Resources
Last updated: Wednesday, June 3, 2026
File types: PDF, XLSX, XLS, ZIP, SHP

California's Groundwater Update 2020 (CalGW) is California's foremost technical publication on groundwater in the state of California. CalGW, formally...

Granted Lands

Published by: California State Lands Commission
Last updated: Friday, May 29, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

SummaryThis INCOMPLETE dataset illustrates California's Granted public trust lands. Parcel digitization is currently UNDER DEVELOPMENT and approximate...

Nearshore Substrate Mapping Change Analysis using Multispectral Imagery, California South Coast MPA Baseline Study, 2011 to 2012

Published by: California Ocean Protection Council
Last updated: Friday, May 29, 2026
File types: PDF, ZIP, XLSX, GEOTIFF

Three remote sensing datasets were utilized to create the final substrate map products: 1) 4-banded imagery collected in June, October and November of...

Geothermal Resource Potential by Field

Published by: California Energy Commission
Last updated: Tuesday, June 2, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This data layer contains geothermal resource areas and their technical potential used in long-term electric system modeling for Integrated Resource Pl...

Oceanographic Context for Characterization and Future Evaluation, California North Coast MPA Baseline Study, 2014 to 2016

Published by: California Ocean Protection Council
Last updated: Friday, May 29, 2026
File types: PDF, ZIP, RTF, CSV, TXT

Marine ecosystems along the North Coast of California exist in a highly energetic and variable oceanographic environment that strongly influences the ...

Vegetation - Sierra Nevada Compilation [ds3271]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, June 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Geodatabase feature class containing a map tile of vegetation within the Sierra Nevada and Sierra Nevada Foothills Ecoregions. The vegetation tile com...

2019 California Water Quality Status Report

Published by: California State Water Resources Control Board
Last updated: Wednesday, October 23, 2019
File types: ZIP, XLSX, CSV, TXT

The California Water Quality Status Report is an annual data-driven snapshot of the Water Board’s water quality and ecosystem data. This third edition...

Water Shortage Vulnerability Analysis Archive

Published by: California Department of Water Resources
Last updated: Tuesday, June 2, 2026
File types: FILE GEODATABASE, ZIP, EXCEL (XLSX)

This page is meant to act as an archival repository for previous Water Shortage Vulnerability analyses, which includes the Water Shortage Vulnerabilit...

Surface Water - Benthic Macroinvertebrate Results

Published by: California State Water Resources Control Board
Last updated: Thursday, May 28, 2026
File types: PDF, CSV, ZIP

Data collected for marine benthic infauna, freshwater benthic macroinvertebrate (BMI), algae, bacteria and diatom taxonomic analyses, from the [Califo...

SWAMP Data Dashboard

Published by: California State Water Resources Control Board
Last updated: Monday, June 1, 2026
File types: PDF, CSV

Attention: Please note that the SWAMP Data Dashboard resources on the California Open Data Portal will not be updated from June 3 through June 25, 202...