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
DWR's Basin Characterization Program
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: BIN, .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:/...
Suisun Marsh Monitoring Program Channel Water Salinity Report
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: PDF
Monthly salinity reports for the Suisun Marsh from October through May of each year....
California Groundwater Recharge Information
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: HTML, PDF
The following information is to support groundwater recharge efforts coordinated by the California Department of Water Resources, State Water Resource...
DWR Telemetered Wells
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: CSV
The Department of Water Resources Telemetered Wells dataset contains information regarding wells within the DWR monitoring network that have telemetry...
DWR Technical Support Services (TSS)
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: CSV, BIN
(Webpage Under Development) The Department of Water Resources (DWR) provides Technical Support Services (TSS) to assist Groundwater Sustainability ...
Groundwater Sustainability Plan Annual Report Data
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: CSV
The Groundwater Sustainability Plan (GSP) Annual Report (AR) datasets contain the following data submitted by Groundwater Sustainability Agencies (GSA...
Drinking Water - SAFER Dashboard Failing and At-Risk Drinking Water Systems
- Published by: California State Water Resources Control Board
- Last updated: Thursday, October 2, 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...
Periodic Groundwater Level Measurements
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: CSV, ZIP, TXT
The DWR Periodic Groundwater Levels dataset contains seasonal and long-term groundwater level measurements collected by the Department of Water Resour...
GSP Monitoring Data
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: CSV
The Groundwater Sustainability Plan (GSP) Monitoring dataset contains the monitoring sites and associated groundwater level, subsidence or streamflow ...
Dry Well Reporting System Data
- Published by: California Department of Water Resources
- Last updated: Friday, October 3, 2025
- File types: CSV
In California, water systems serving one (1) to 15 households are regulated at the county level. Counties vary in their practices, but rarely do count...