Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Surface Water - Indicator Bacteria Results
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Search Water datasets
484 datasets
Surface Water - Freshwater Harmful Algal Blooms
- Published by: California State Water Resources Control Board
- Last updated: Wednesday, October 8, 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...
Surface Water - Habitat Results
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, October 7, 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: Tuesday, October 7, 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: Tuesday, October 7, 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: Tuesday, October 7, 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: Tuesday, October 7, 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...
Surface Water - Indicator Bacteria Results
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, October 7, 2025
- File types: CSV, PDF
Indicator bacteria data from the California Environmental Data Exchange Network (CEDEN) and BeachWatch databases. Results include E. coli, enterococci...
Surface Water - Sampling Location Information
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, October 7, 2025
- File types: PDF, CSV
Information about sampling locations for data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). This set of stati...
Water Quality - Effluent - Electronic Self-Monitoring Report (eSMR) Data
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, October 7, 2025
- File types: PDF, ZIP, CSV
Wastewater discharges are regulated by the Water Board. Those regulated are generally required to submit Self-Monitoring Reports to the State or Regio...
Groundwater Sustainability Plan Annual Report Data
- Published by: California Department of Water Resources
- Last updated: Wednesday, October 8, 2025
- File types: CSV
The Groundwater Sustainability Plan (GSP) Annual Report (AR) datasets contain the following data submitted by Groundwater Sustainability Agencies (GSA...