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650 datasets

California Water Rights Complaints

Published by: California State Water Resources Control Board
Last updated: Monday, August 25, 2025
File types: CSV, XLSX, DOCX

This list includes detail information for complaints stored in the State Water Resources Control Board's "Electronic Water Rights Information Manageme...

California Water Rights Violations

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

This list includes detail information for each violation record as stored in the State Water Resources Control Board's "Electronic Water Rights Inform...

Microplastics in Drinking Water

Published by: California State Water Resources Control Board
Last updated: Thursday, July 13, 2023
File types: CSV

**Alpha Version Data** (has undergone several rounds of internal review from the Moore Institute and is ready for external review) This dataset is ...

Surface Water - Habitat Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, October 7, 2025
File types: PDF, ZIP, CSV

This data provides results from field analyses, from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). The data set co...

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, October 14, 2025
File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). CEDEN is the California State Water...

DPR Surface Water Database

Published by: California Department of Pesticide Regulation
Last updated: Tuesday, October 29, 2019
File types: CSV

The Department of Pesticide Regulation maintains a Surface Water Database (SURF) containing data from a wide variety of environmental monitoring studi...

Significant Lands - Water Lines

Published by: California State Lands Commission
Last updated: Friday, October 17, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The State Lands Commission has prepared the Significant Lands Inventory (report) for the California Legislature as a general identification and classi...

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

Published by: California State Water Resources Control Board
Last updated: Monday, October 13, 2025
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...

Drinking Water - Results of Lead Sampling of Drinking Water in California Schools

Published by: California State Water Resources Control Board
Last updated: Monday, September 30, 2024
File types: CSV

The Division of Drinking Water (DDW), in collaboration with the California Department of Education, has taken the initiative to begin testing for lead...

Microplastic and Microparticle Data from Surface Water: San Francisco Bay and Adjacent Sanctuaries

Published by: California Ocean Protection Council
Last updated: Friday, October 17, 2025
File types: XLSX, PDF

The San Francisco Estuary Institute and 5 Gyres completed a comprehensive regional study of microplastic pollution of a major urban estuary and adjace...