California Department of Water Resources
Website: https://water.ca.gov/
The Department of Water Resources (DWR) is responsible for managing and protecting California’s water resources. DWR works with other agencies to benefit the State’s people and to protect, restore and enhance the natural and human environments.
Search California Department of Water Resources datasets
407 datasets
Environmental Monitoring Program: Discrete Water Quality Data
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: CSV, PDF
The Interagency Ecological Program’s (IEP) Environmental Monitoring Program (EMP) was initiated in compliance with the Water Right Decision D-1379 (no...
California's Groundwater Semi-Annual Conditions Updates
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: PDF
Semi-annual Conditions Updates are more frequent supplements to the comprehensive 5-year CalGW Updates, and also provide additional perspective on the...
CalSIP Stream Gages
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: ARCGIS GEOSERVICES REST API, CSV
### More information can be found at the CA DWR California Stream Improvement Program webpage at https://water.ca.gov/Work-With-Us/Technical-Assistanc...
Urban Water Data - Drought Planning and Management
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: CSV, PDF
This data package aims to pilot an approach for providing usable data for analyses related to drought planning and management for urban water supplier...
CDEC Water Year Type Dataset
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: XLSX
URL: https://data.cnra.ca.gov/dataset/8f7c9792-652a-4f5e-95ad-707961dfc3f5/resource/da64051a-7751-48e1-ab59-39c73a3ea52d/download/cdec-water-year-type...
DSM2 Input 2025-05-28 historical update
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: ZIP, HTML, PDF
The following is a summary of the features from the DSM2 Monitoring Special Study (MSS) release that were merged into the DSM2 2023 Full Calibratio...
CSDP Bathymetry Files
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: HTML
Bathymetry data files used by CSDP...
CSDP Bathymetry Files version 2025-05-28
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: CDP
Bathymetry files used for CSDP...
California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG)
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: ZIP, PDF
(Released on June 6, 2025) Version 1.5 of the California Central Valley Groundwater-Surface Water Simulation Model – Fine Grid (C2VSimFG) is a major u...
CSDP Version 2025-06-11_#d0d0f0c
- Published by: California Department of Water Resources
- Last updated: Thursday, October 16, 2025
- File types: ZIP, HTML
This release includes a number of improvements, including output location creation...