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
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549 datasets
California Water Rights Annual Reports (Detail Summary List)
- Published by: California State Water Resources Control Board
- Last updated: Wednesday, March 12, 2025
- File types: CSV, XLSX, DOC, PDF
This list includes detail information as reported annually under each water right as stored in the State Water Resources Control Board's "Electronic W...
Statewide Crop Mapping
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: DATA, ZIP, REST SERVICE, GDB, SHP, STORY MAPS
NOTICE TO PROVISIONAL 2023 LAND USE DATA USERS: Please note that on December 6, 2024 the Department of Water Resources (DWR) published the Provisional...
Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop
- Published by: California State Water Resources Control Board
- Last updated: Monday, February 3, 2025
- File types: PDF, HTML, CSV, SHP, ZIP, PPTX
The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...
County SB 552 Progress Dashboard Supporting Data
- Published by: California Department of Water Resources
- Last updated: Tuesday, June 17, 2025
- File types: CSV
This dataset is used to populate the County SB 552 Progress Dashboard. This dashboard has been published on DWR's [County Drought Resilience Planning ...
Water Shortage Vulnerability Analysis Archive
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: FILE GEODATABASE, ZIP, EXCEL (XLSX)
This page is meant to act as an archival repository for previous Water Shortage Vulnerability analyses, which includes the Water Shortage Vulnerabilit...
Water Shortage Vulnerability Technical Methods
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: PDF
These documents present the 2023 and 2024 updates to the Water Shortage Vulnerability scoring for both (and separately) rural communities as domestic ...
Dayflow
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: XLSX, PDF, CSV, DOCX
Dayflow is a computer program developed in 1978 as an accounting tool for determining historical Delta boundary hydrology. It presently provides the ...
IWFM-IDC Users Group Meetings
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: ZIP, MP4
Presentations given in the previous IWFM-IDC Users Group Meetings. Bay-Delta Office of DWR develops, maintains and provides technical support on the I...
Drinking Water - Public Water System Annually Reported Water Production and Delivery Information 2013-2022
- Published by: California State Water Resources Control Board
- Last updated: Wednesday, November 27, 2024
- File types: PDF, ZIP, CSV, XLSX
Amount of water produced by month and by source and the water delivered by type of use and by month for every Public Water System (PWS) reporting. Pub...
ECO-PTM Paper
- Published by: California Department of Water Resources
- Last updated: Thursday, June 26, 2025
- File types: PDF
The Department of Water Resources Modeling Support Office, in collaboration with the United States Geological Survey (USGS), has developed an individu...