Water
Themes include well water, water quality, wastewater, watershed, storm water, drinking water.Popular datasets
Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring
Well Completion Reports
Surface Water - Fecal Indicator Bacteria Monitoring Results
Search Water datasets
497 datasets
State Water Project Delivery Capability Report (DCR) 2025
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: PDF
State Water Project Delivery Capability Report (DCR) 2025...
Statewide Crop Mapping
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: DATA, ZIP, PDF, REST SERVICE, GDB, SHP, STORY MAPS
The California Department of Water Resources (DWR) has been collecting land use data throughout the state and using it to produce agricultural water u...
South Delta Monitoring Special Studies (MSS) Modeling Inputs and Selected Outputs
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: ZIP, DOCX, ZIP, PARQUET, YML, YML, DOCX, PARQUET, PYTHON
This dataset includes the MSS version of model inputs and outputs for the Delta Simulation Model 2 and Bay-Delta SCHISM. To perform DSM2 simulation...
IWFM-IDC Users Group Meetings
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- 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 Operations Monthly Water Production and Conservation Information
- Published by: California State Water Resources Control Board
- Last updated: Thursday, December 11, 2025
- File types: PDF, CSV
**NOTE: This dataset is no longer being updated. For current water supply and conservation data, please use this dataset: [Urban Retail Water Supplier...
Water Plan Water Balance Data
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: PDF, .ZIP, ZIP
Department of Water Resources California Water Plan program computes applied, net, and depletion water balances for California. Water balances are sim...
i03 WaterDistricts
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML
This dataset represents polygon boundaries of all public water agencies in California including public water systems, agricultural water districts, ur...
DSM2
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- 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...
California Groundwater Elevation Monitoring (CASGEM) Program
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: PDF
Since 2009, the [California Statewide Groundwater Elevation Monitoring (CASGEM) Program](https://water.ca.gov/programs/groundwater-management/groundwa...
DWR Flood-MAR Water Quality Sampling Pilot
- Published by: California Department of Water Resources
- Last updated: Friday, March 20, 2026
- File types: PDF
A repository of Pilot-specific documents used for targeted Pilot outreach and implementation....