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116 datasets

California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG)

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: ZIP, PDF

(Released on June 6, 2025) Version 1.5 of the California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG) is a major u...

Shasta Salamander Predicted Habitat - CWHR A024 [ds1990]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, April 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, ZIP

CWHR Predicted Habitat Models represent areas of predicted suitable habitat for each species within its range. These models are built from the followi...

DSM2 Input 2025-05-28 historical update

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: ZIP, HTML, PDF

The following is a summary of the features from the DSM2 Monitoring Special Study (MSS) release that were merged into the DSM2 2023 Full Calibratio...

California Hospital Inpatient Mortality Rates and Quality Ratings

Published by: Department of Health Care Access and Information
Last updated: Wednesday, April 8, 2026
File types: CSV, PDF, XLS, ZIP

The dataset contains risk-adjusted mortality rates, quality ratings, and number of deaths and cases for 6 medical conditions treated (Acute Stroke, Ac...

Wastewater User Charge Survey Data for FY 2012-13, FY 2014-15, FY 2016-17 and CY 2018

Published by: California State Water Resources Control Board
Last updated: Friday, December 20, 2024
File types: CSV, XLSX, PDF

The State Water Resources Control Board (State Water Board) conducts regular surveys of sewer rates and connection (capacity) fees charged by wastewat...

California Least Tern Monitoring Sites by Region - CDFW [ds3147]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, April 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, ZIP, CSV, GEOJSON, KML

California least tern colonies are monitored during nesting season along the California Coast and data is reported to California Department of Fish an...

CalEnviroScreen 3.0 Results

Published by: California Office of Environmental Health Hazard Assessment
Last updated: Wednesday, October 23, 2019
File types: PDF, CSV, SHP

CalEnviroScreen is a mapping tool that helps identify California communities that are most affected by many sources of pollution, and where people are...

Non-Salmonid Abundance - Line Features [ds186]

Published by: California Department of Fish and Wildlife
Last updated: Wednesday, April 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The CalFish Abundance Database contains a comprehensive collection of anadromous fisheries abundance information. The "Other Fish" category contains d...

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: PDF, ZIP, WEBSITE, ARCGIS GEOSERVICES REST API, CSV, WEB VIDEOS

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

South Delta Studies Reference

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: ZIP, PDF, WMV, HTML

Studies done in the South Delta by various agencies...