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239 datasets

California Water Rights Annual Reports (Detail Summary List)

Published by: California State Water Resources Control Board
Last updated: Friday, August 29, 2025
File types: CSV, XLSX, DOC, PDF

This list includes detail information as reported annually under each water right as stored in the State Water Resources Control Board's "Electronic W...

Northern Sacramento Valley Groundwater Elevation Change Maps

Published by: California Department of Water Resources
Last updated: Friday, April 10, 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...

Juvenile Salmonid Collection System (JSCS) Pilot Project Fish and Environmental Data – McCloud River and Shasta Reservoir (2022–2025)

Published by: California Department of Water Resources
Last updated: Friday, April 10, 2026
File types: CSV, PDF

The California Department of Water Resources (DWR) conducted the Juvenile Salmonid Collection System (JSCS) Pilot Project from 2022 — 2025 to test new...

Radiological Air Sample Quarterly Composites

Published by: California Department of Public Health
Last updated: Friday, April 10, 2026
File types: CSV, PDF, ZIP

IMPORTANT: Please see the attached PDF for more context on this dataset. Per Health and Safety Code 114755 which mandates that "The department shall ...

California Hospital Performance Ratings for Coronary Artery Bypass Graft (CABG) Surgery

Published by: Department of Health Care Access and Information
Last updated: Friday, April 10, 2026
File types: CSV, PDF, ZIP

This dataset contains the location of hospitals that performed Coronary Artery Bypass Graft (CABG) surgery in California from 2011 to 2023. It also pr...

California Streams

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

Notes: As of June 2020 this dataset has been static for several years. Recent versions of NHD High Res may be more detailed than this dataset for some...

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Friday, April 10, 2026
File types: PDF, CSV

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) data system. The FHAB data system is the California State Wat...

COVID-19 Vaccine Progress Dashboard Data

Published by: California Department of Public Health
Last updated: Friday, April 10, 2026
File types: ZIP, CSV, XLSX

Note: In these datasets, a person is defined as up to date if they have received at least one dose of an updated COVID-19 vaccine. The Centers for Dis...

Income Inequality

Published by: California Department of Public Health
Last updated: Friday, April 10, 2026
File types: PDF, XLSX, ZIP

This table contains data on income inequality. The primary measure is the Gini index – a measure of the extent to which the distribution of income am...

Marine Protected Area Monitoring Action Plan 2018

Published by: California Ocean Protection Council
Last updated: Friday, April 10, 2026
File types: PDF

California’s MPAs are adaptively managed as a network through the MPA Management Program which consists of four focal areas: 1) outreach and education...