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15 datasets

CA Urban Retail Water System Water Loss Annual Loss Audit Data

Published by: California Department of Water Resources
Last updated: Monday, April 6, 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...

Water Loss Audit Data From Urban Retail Water Suppliers (Superseded)

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 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September 2025 Note: This original 2019 data is superseded by a more recent data which captures newer submissions and resubmissions of older data repo...

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: Monday, April 6, 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...

2010 Urban Water Management Plan (UWMP) Data

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: XLS, XLSX, PNG

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

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...

Fish Salvage in State Water Project and Central Valley Project - California

Published by: California Department of Fish and Wildlife
Last updated: Sunday, April 5, 2026
File types: XLSX, ZIP

Two fish protective facilities reduce fish losses associated with water export by the federal Central Valley Project (CVP) and California’s State Wate...

Drinking Water - Public Water System Annually Reported Number of Service Connections Metered and Unmetered by Service Connection Type

Published by: California State Water Resources Control Board
Last updated: Thursday, May 8, 2025
File types: PDF, CSV, ZIP

This dataset includes the number of service connections, categorized by type and metering status, as submitted by public water systems via the electro...

Data for Calculating Efficient Outdoor Water Uses

Published by: California Department of Water Resources
Last updated: Monday, April 6, 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 Irrigation Use Annual Reports

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

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