Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Surface Water - Fecal Indicator Bacteria Monitoring Results
Search Water datasets
488 datasets
CA Urban Retail Water System Water Loss Annual Loss Audit Data
- Published by: California Department of Water Resources
- Last updated: Saturday, December 6, 2025
- File types: CSV
This dataset contains annual validated water loss audit reports submitted to the Department of Water Resources by California urban retail water suppli...
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...
DSM2 Input 2025-09-18 historical update
- Published by: California Department of Water Resources
- Last updated: Saturday, December 6, 2025
- File types: ZIP, HTML
Version "DSM2 Input 2025-09-18 historical update" is based on version "DSM2 Input 2025-07-03 historical update", and includes the following changes: ...
DSM2
- Published by: California Department of Water Resources
- Last updated: Saturday, December 6, 2025
- File types: HTML, ZIP, APPLICATION/X-MSDOS-PROGRAM, PDF
DSM2 models, data, and other resources. The links are in chronological order, with most recent releases at the top. * The Delta Simulation Model I...