ExperimentalWe used data and feedback to make a user-friendly site. We’d love your feedback.
Back to data.ca.gov.

Search results

Search results

176 datasets

Toxicity Criteria Database

  • Published by: California Office of Environmental Health Hazard Assessment
  • Last updated: Tuesday, April 8, 2025
  • File types: CSV, PDF

Toxicity data for Air (Acute and Chronic Reference Exposure Levels (RELs)), Water (Public Health Goals (PHGs)), Soils (California Human Health Screeni...

DACs - Census

  • Published by: California Department of Water Resources
  • Last updated: Thursday, October 23, 2025
  • File types: ZIP

The following data were used for the Department of Water Resources' (DWR) Disadvantaged Communities (DAC) Mapping Tool: https://gis.water.ca.gov/app/d...

Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop

  • Published by: California State Water Resources Control Board
  • Last updated: Monday, February 3, 2025
  • File types: PDF, HTML, CSV, SHP, ZIP, PPTX

The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...

CalEnviroScreen 2.0

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

The Office of Environmental Health Hazard Assessment (OEHHA), on behalf of the California Environmental Protection Agency (CalEPA), developed Californ...

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...

Drinking Water - Public Water System Annually Reported Water Production and Delivery Information 2013-2022

  • Published by: California State Water Resources Control Board
  • Last updated: Wednesday, November 27, 2024
  • File types: PDF, ZIP, CSV, XLSX

Amount of water produced by month and by source and the water delivered by type of use and by month for every Public Water System (PWS) reporting. Pub...