California State Water Resources Control Board
Website: https://www.waterboards.ca.gov/
To preserve, enhance, and restore the quality of California’s water resources and drinking water for the protection of the environment, public health, and all beneficial uses, and to ensure proper water resource allocation and efficient use, for the benefit of present and future generations.
Search California State Water Resources Control Board datasets
57 datasets
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
- Published by: California State Water Resources Control Board
- Last updated: Saturday, December 6, 2025
- File types: PDF, EXCEL (XLSX), CSV
The Division of Drinking Water (DDW) identifies Failing and At-Risk community water systems and K-12 non-transient, non-community schools. This inform...
Surface Water - Freshwater Harmful Algal Blooms
- Published by: California State Water Resources Control Board
- Last updated: Saturday, December 6, 2025
- 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...
SWAMP Data Dashboard
- Published by: California State Water Resources Control Board
- Last updated: Saturday, December 6, 2025
- File types: PDF, CSV
This dataset supports the [SWAMP Data Dashboard](https://gispublic.waterboards.ca.gov/swamp-data/), a public-facing tool developed by the [Surface Wat...
Surface Water - Fecal Indicator Bacteria Monitoring Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: CSV, PDF
This dataset contains fecal indicator bacteria (FIB) monitoring results collected from surface waters across California. It includes results for _Esch...
Central Valley Water Board E. coli Monitoring Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: CSV
Draft - E. coli monitoring results from the Central Valley Regional Water Quality Control Board. _E. coli_ is a type of bacteria used to indicate feca...
Surface Water - Habitat Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: PDF, ZIP, CSV
This data provides results from field analyses, from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). The data set co...
Surface Water - Aquatic Organism Tissue Sample Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: PDF, ZIP, CSV
This data set provides results of tissue from organisms found in surface waters, from the [California Environmental Data Exchange Network](https://ced...
Surface Water - Chemistry Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: PDF, ZIP, CSV
This data provides results from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN) for field and lab chemistry analyses....
Surface Water - Benthic Macroinvertebrate Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: PDF, CSV, ZIP
Data collected for marine benthic infauna, freshwater benthic macroinvertebrate (BMI), algae, bacteria and diatom taxonomic analyses, from the [Califo...
Surface Water - Toxicity Results
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 4, 2025
- File types: PDF, CSV, ZIP
Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). CEDEN is the California State Water...