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844 datasets

i08 Stations Discrete Grab Water Quality

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop

Published by: California State Water Resources Control Board
Last updated: Monday, November 10, 2025
File types: PDF, HTML, CSV, SHP, ZIP, PPTX

The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...

California Water Rights Annual Reports (Detail Summary List)

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 as reported annually under each water right as stored in the State Water Resources Control Board's "Electronic W...

SVSim: Sacramento Valley Groundwater-Surface Water Simulation Model

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: ZIP, PDF, CSV, XLSX, .ZIP

The Department of Water Resources (DWR) has developed a new model, the Sacramento Valley Groundwater-Surface Water Simulation Model (SVSim). This new ...

i07 Water Shortage Social Vulnerability BlockGroups

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents a water shortage social vulnerability analysis performed by DWR using Census 2021 block groups as the unit of analysis. This f...

State Water Project Delivery Capability Report (DCR) 2017

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: ZIP, PDF

State Water Project Delivery Capability Report 2017, report, model, and data analysis...

Surface Water - Flow Targets for Southern California Streams

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

Changes to instream flow are known to be one of the major factors that affect the health of biological communities. Flow alteration can degrade physic...

Central Valley Water Board E. coli Monitoring Results

Published by: California State Water Resources Control Board
Last updated: Thursday, April 23, 2026
File types: CSV

Draft - E. coli monitoring results from the Central Valley Regional Water Quality Control Board. _E. coli_ is a type of bacteria used to indicate feca...

Volumetric Annual Report of Wastewater and Recycled Water

Published by: California State Water Resources Control Board
Last updated: Thursday, September 11, 2025
File types: PDF, CSV

The Water Quality Control Policy for Recycled Water (Recycled Water Policy) requires wastewater and recycled water dischargers (including dischargers ...

i07 PreSGMA GroundWaterManagementPlans

Published by: California Department of Water Resources
Last updated: Tuesday, April 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This polygon feature class is a data set compiled by DWR employees in 2013 and represents the statewide Groundwater Management Plan (Plan) boundaries ...