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350 datasets

2025 UWMP Reporting

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: PDF

This DWR Open Data Publication includes the necessary reporting materials to complete the 2025 Urban Water Management Plan (UWMP). Urban Water Managem...

Urban Water Use Objectives – Compiled Report Data

Published by: California State Water Resources Control Board
Last updated: Wednesday, January 21, 2026
File types: CSV

The Making Conservation a California Way of Life regulation requires urban retail water suppliers to annually calculate their Urban Water Use Objectiv...

Urban Water Use Objectives – Relevant Data

Published by: California State Water Resources Control Board
Last updated: Friday, April 3, 2026
File types: CSV

The Making Conservation a California Way of Life regulation requires urban retail water suppliers (URWS) to annually calculate their Urban Water Use O...

Urban Water Management Plans (UWMP) 2015

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 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...

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**NOTE: This dataset is no longer being updated.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

Urban Water Data - Drought Planning and Management

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
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...

DWR Urban Water Use Objective Analyzer Tool

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: XLSX

With the enactment of Senate Bill 606 (Hertzberg) and Assembly Bill 1668 (Friedman) in 2018, California established a new framework for long term urba...

2010 Urban Water Management Plan (UWMP) Data

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

Numeric data gleaned from the 2010 UWMP reports as reported in the DOST database....

1990 Urban Water Management Plans (UWMPs)

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: PDF

1990 Urban Water Management Plans (UWMPs)...

Water Loss Audit Data From Urban Retail Water Suppliers (Superseded)

Published by: California Department of Water Resources
Last updated: Friday, April 3, 2026
File types: XLSX

September 2025 Note: This original 2019 data is superseded by a more recent data which captures newer submissions and resubmissions of older data repo...