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152 datasets

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...

Surface Water - Water Quality Regulated Facility Information

Published by: California State Water Resources Control Board
Last updated: Tuesday, March 24, 2026
File types: CSV, XLSX, PDF

Information regarding site visits of facilities that discharge wastewater, from the [California Integrated Water Quality System](https://www.waterboar...

Collection of Groundwater Applications and Tools

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

This dataset includes links and descriptions to a collection of groundwater applications and tools that have been developed by the Department of Water...

Surface Water - 2017 California Water Quality Status Report

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

The California Water Boards’ Water Data Center is proud to present the CA Water Quality Status Report. This report is an annual data-driven snapshot ...

Surface Water - Sampling Location Information

Published by: California State Water Resources Control Board
Last updated: Wednesday, March 4, 2026
File types: PDF, CSV

Information about sampling locations for data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). This set of stati...

i08 GroundwaterLevelChange Contours

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset depicts contours of estimated change in groundwater piezometric surfaces in the unconfined or uppermost semi-confined aquifers, between t...

Surface Water - 2018 California Water Quality Status Report

Published by: California State Water Resources Control Board
Last updated: Tuesday, October 29, 2019
File types: CSV, ZIP

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

Natural Communities Commonly Associated with Groundwater

Published by: California Department of Water Resources
Last updated: Monday, April 6, 2026
File types: GDB, SHP, PDF

The Natural Communities dataset is a compilation of 48 publicly available State and federal agency datasets that map vegetation, wetlands, springs, an...

Groundwater Sustainability Plan Annual Report Data

Published by: California Department of Water Resources
Last updated: Tuesday, April 7, 2026
File types: CSV

The Groundwater Sustainability Plan (GSP) Annual Report (AR) datasets contain the following data submitted by Groundwater Sustainability Agencies (GSA...

Surface Water - Fecal Indicator Bacteria Monitoring Results

Published by: California State Water Resources Control Board
Last updated: Monday, April 6, 2026
File types: CSV, PDF

This dataset contains fecal indicator bacteria (FIB) monitoring results collected from surface waters across California. It includes results for _Esch...