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84 datasets

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**NOTE: This dataset is no longer being updated.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...

i04 VICGrid

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

VIC grid polygons represent the Variable Infiltration Capacity (VIC) model spatial discretization of input forcing parameters (precipitation, temperat...

i04 VICGrid

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

VIC grid polygons represent the Variable Infiltration Capacity (VIC) model spatial discretization of input forcing parameters (precipitation, temperat...

i04 VICGrid PrecipET ChangeFactors

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

VIC grid polygons represent the Variable Infiltration Capacity (VIC) model spatial discretization of input forcing parameters (precipitation, temperat...

Integrated Water Flow Model (IWFM) - Version 3.02.193

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: PDF, ZIP

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

Integrated Water Flow Model (IWFM)

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: PDF, ZIP

Publicly available versions of the Integrated Water Flow Model (IWFM)...

Water Quality Data

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: CSV

The California Department of Water Resources (DWR) discrete (vs. continuous) water quality datasets contains DWR-collected, current and historical, ch...

WEAP Future Scenarios Model for Water Plan Update 2023

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 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...

State Water Project Facilitated Non-Project Water Transfers

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: WEB APP

A [water transfer](https://water.ca.gov/Programs/State-Water-Project/Management/Water-Transfers) is a voluntary sale of water proposed and initiated b...

Urban Water Management Plans (UWMP) 2015

Published by: California Department of Water Resources
Last updated: Wednesday, April 8, 2026
File types: PDF, CSV

Urban Water Management Plans (UWMPs) are prepared by California's urban water suppliers to support their long-term resource planning, and ensure adequ...