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
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
Search Water datasets
499 datasets
DWR's Basin Characterization Tools - BCTools
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: PNG, ZIP, PDF, .ZIP
[DWR’s California's Groundwater Basin Characterization Program](https://water.ca.gov/Programs/Groundwater-Management/Bulletin-118/Basin-Characterizati...
DWR's Basin Characterization Program
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: .ZIP, ZIP, FILE GEODATABASE, PDF
DWR has a long history of studying and characterizing California’s groundwater aquifers as a part of [California’s Groundwater (Bulletin 118)](https:/...
Juvenile Salmonid Collection System (JSCS) Pilot Project Fish and Environmental Data – McCloud River and Shasta Reservoir (2022–2025)
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: CSV, PDF
The California Department of Water Resources (DWR) conducted the Juvenile Salmonid Collection System (JSCS) Pilot Project from 2022 — 2025 to test new...
TRE ALTAMIRA InSAR Subsidence Data
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: PDF, HTML, ZIP
This dataset represents measurements of vertical ground surface displacement in more than 200 of the high-use and populated groundwater basins across ...
DSM2 FC.2023.01
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: ZIP, HTML
Release Notes The following is a summary of the differences between the current release DSM2 FC.2023.01 and the previous release DSM2 v8.2.2: - ...
Statewide Irrigation Systems Methods Survey
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: XLSM
Beginning in 1991 and approximately every 5 - 10 years an irrigation questionnaire form is distributed by mail and online survey to California growers...
California's Groundwater Live Supporting Data
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: HTML, JPEG, PDF, DOCX, ZIP
This dataset contains files and materials in support of the California's Groundwater Live website. California's Groundwater Live is a user-friendly pl...
Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring
- Published by: California State Water Resources Control Board
- Last updated: Tuesday, March 17, 2026
- File types: PDF, CSV, ZIP
One of California's biggest industries is tourism, and beaches are a significant tourist attraction as well as being an integral part of California’s ...
California's Groundwater Update 2025 (Bulletin 118)
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 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...
State Water Project Routine Water Quality Monitoring
- Published by: California Department of Water Resources
- Last updated: Wednesday, April 22, 2026
- File types: CSV, LINK, PDF
The California State Water Project (SWP) is one of the nation’s largest water conveyance projects. Its geographic extent stretches from Sierra Nevada ...