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844 datasets

CA Urban Retail Water System Water Loss Annual Loss Audit Data

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: CSV

This dataset contains annual validated water loss audit reports submitted to the Department of Water Resources by California urban retail water suppli...

Urban Retail Water Supplier - Water Conservation, Supply, and Demand (June 2014 onwards)

Published by: California State Water Resources Control Board
Last updated: Monday, March 16, 2026
File types: PDF, CSV, XLSX

Monthly reports of water use and conservation activities by urban retail water suppliers, which are generally defined as agencies serving over 3,000 s...

Data for Calculating Efficient Outdoor Water Uses

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 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 ...

California Water Rights Water Use Reported

Published by: California State Water Resources Control Board
Last updated: Wednesday, April 1, 2026
File types: XLSX, ZIP, CSV, DOCX, PDF

This list includes detail information for WATER USE as reported annually under each water right as stored in the State Water Resources Control Board...

Wildland Urban Interface

Published by: CAL FIRE
Last updated: Sunday, April 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The current dataset is appropriate for displaying the overall pattern of WUI development at the county level, and comparing counties in terms of devel...

2020 Adjusted Urban Area

Published by: Caltrans
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Caltrans is responsible for the decennial production of the Adjusted Urban Area Boundaries for the State of California. The CA 2020 adjusted urban are...

California Urban Area Delineations

Published by: California Department of Finance
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The Census Bureau released revised delineations for urban areas on December 29, 2022. The new criteria (contained in this Federal Register Notice) is ...

Land & Water Use 1998-2010

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: PDF, XLS

Land & Water Use by 1998-2010...

California Water Rights Uses and Seasons

Published by: California State Water Resources Control Board
Last updated: Friday, August 29, 2025
File types: CSV, XLSX, DOCX, PDF

This list includes detail information for water rights beneficial uses and seasons as stored in the State Water Resources Control Board's "Electronic ...

Agricultural Water Use Data 2006-2010

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: ZIP

Excel Application Tool for Agricultural Water Use Data 2006 - 2010 Department of water resources, Water Use Efficiency Branch, Water Use Unit progr...