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416 datasets

Data for Calculating Efficient Outdoor Water Uses

Published by: California Department of Water Resources
Last updated: Wednesday, January 21, 2026
File types: CSV, XLS, XLSX

October 31, 2025 (Final DWR Data) The 2018 Legislation required DWR to provide or otherwise identify data regarding the unique local conditions to ...

i07 PreSGMA GroundWaterManagementPlans

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This polygon feature class is a data set compiled by DWR employees in 2013 and represents the statewide Groundwater Management Plan (Plan) boundaries ...

i08 B118 CA GroundWaterBasins 2003

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Archived on 20161130 and the name was change from i08_B118_CA_GroundwaterBasins to i08_B118_CA_GWaterBasins20161130. The dataset is a feature class sh...

GPS Survey of the Sacramento Valley Subsidence Network

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: PDF, CSV

In 2008, DWR developed a series of survey monuments in the Sacramento Valley to create a subsidence monitoring network. The network encompasses all o...

WEAP Future Scenarios Model for Water Plan Update 2023

Published by: California Department of Water Resources
Last updated: Wednesday, January 21, 2026
File types: ZIP, PDF, CSV

California Water Code Section 10004.6 requires the California Department of Water Resources (DWR) to quantify current and future water conditions in t...

Sustainable Groundwater Management Act (SGMA) Water Year Type Dataset

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: CSV, PDF

The following dataset has been developed to assist the Groundwater Sustainability Agencies (GSAs) in their water budget development per the Groundwate...

2070 Extreme Climate Change Scenarios for Water Supply Planning

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: PDF, ZIP

DWR’s 2070 extreme climate change scenarios enable exploration of the vulnerability of and opportunities for water supply at the potential bounds of f...

Suisun Marsh Monitoring Program Channel Water Salinity Report

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: PDF

Monthly salinity reports for the Suisun Marsh from October through May of each year....

Integrated Water Flow Model (IWFM) - Version 3.02.193

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: PDF, ZIP

IWFM (Integrated Water Flow Model) - Version 3.02.193 (released April 16, 2018)...

Integrated Water Flow Model (IWFM) - Version 4.0.331

Published by: California Department of Water Resources
Last updated: Tuesday, January 20, 2026
File types: PDF, ZIP

IWFM (Integrated Water Flow Model) - Released November 21, 2014...