Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Well Completion Reports
Surface Water - Fecal Indicator Bacteria Monitoring Results
Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring
Search Water datasets
497 datasets
i03 Groundwater Sustainability Agencies
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over th...
CA Urban Retail Water System Water Loss Annual Loss Audit Data
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- 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...
Stormwater - Regulatory (including Enforcement Actions) Information and Water Quality Results
- Published by: California State Water Resources Control Board
- Last updated: Monday, March 16, 2026
- File types: CSV
This dataset looks at all aspects of storm water management in California as managed and regulated by the State Water Resources Control Board, from th...
WDL Ground Surface Displacement - Land Subsidence Monitoring
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- File types: CSV
Borehole extensometers are a more site specific method of measuring land subsidence. These instruments consist of a pipe or cable anchored at the bott...
Continuous Groundwater Level Measurements
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- File types: CSV
DWR continuous groundwater level measurements contains continuous time-series data from automated recorders at sites operated by the Department of Wa...
DWR Continuous Data Download Links
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- File types: CSV
Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's...
California Population Trends by Geography
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- File types: CSV, WEBSITE
The datasets provide population estimate trends from 1998 to the current year for each of California’s 58 counties, further disaggregated by Detailed ...
SWAMP Data Dashboard
- Published by: California State Water Resources Control Board
- Last updated: Thursday, March 12, 2026
- 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, March 12, 2026
- File types: CSV, PDF
This dataset contains fecal indicator bacteria (FIB) monitoring results collected from surface waters across California. It includes results for _Esch...
California's Groundwater Update 2025 (Bulletin 118)
- Published by: California Department of Water Resources
- Last updated: Wednesday, March 18, 2026
- File types: PDF, XLS, URL, .ZIP
California's Groundwater: Bulletin 118 Updates (CalGW Updates) are a continuing series of California's primary technical publications on groundwater r...