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290 datasets

Surface Water - Benthic Macroinvertebrate Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, June 3, 2025
File types: PDF, CSV, ZIP

Data collected for marine benthic infauna, freshwater benthic macroinvertebrate (BMI), algae, bacteria and diatom taxonomic analyses, from the [Califo...

2019 California Water Quality Status Report

Published by: California State Water Resources Control Board
Last updated: Wednesday, October 23, 2019
File types: ZIP, XLSX, CSV, TXT

The California Water Quality Status Report is an annual data-driven snapshot of the Water Board’s water quality and ecosystem data. This third edition...

Water Rights Demand Analysis Methodology Datasets

Published by: California State Water Resources Control Board
Last updated: Thursday, April 7, 2022
File types: CSV, XLSX

The following datasets are used for the Water Rights Demand Analysis project and are formatted to be used in the calculations. The State Water Resourc...

Urban Water Use Objectives – Relevant Data

Published by: California State Water Resources Control Board
Last updated: Monday, June 9, 2025
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...

California Water Rights Associated Parties List

Published by: California State Water Resources Control Board
Last updated: Monday, July 3, 2023
File types: CSV, XLSX, DOCX

This list includes detail information for each party associated with a water right or associated to a water right record (Complaints, enforcement, con...

California Water Rights Uses and Seasons

Published by: California State Water Resources Control Board
Last updated: Monday, July 3, 2023
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 ...

i07 Water Shortage Vulnerability Sections

Published by: California Department of Water Resources
Last updated: Tuesday, July 1, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents a water shortage vulnerability analysis performed by DWR using modified PLSS sections pulled from the Well Completion Report P...

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Tuesday, July 1, 2025
File types: PDF, CSV

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) data system. The FHAB data system is the California State Wat...

i03 Water Plan Planning Areas

Published by: California Department of Water Resources
Last updated: Monday, June 30, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Description for i03_DAU_county_cnty2018 is as follows:Detailed Analysis Unit-(DAU) Convergence via County Boundary cnty18_1 for Cal-Fire, (*See metada...

Surface Water - Chemistry Results - CEDEN Augmentation

Published by: California State Water Resources Control Board
Last updated: Tuesday, May 20, 2025
File types: CSV, PDF

This dataset includes field and lab chemistry data that has been submitted to the [California Environmental Data Exchange Network](https://ceden.org/)...