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75 datasets

SSWP Water Quality and Temperature

Published by: California Department of Water Resources
Last updated: Friday, October 2, 2026
File types: ZIP

The SSWP Water Quality and Temperature Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The Califor...

DCP Water Quality and Temperature

Published by: California Department of Water Resources
Last updated: Friday, October 2, 2026
File types: ZIP

The DCP Water Quality and Temperature Study is one of many relicensing documents for the Devil Canyon Project (DCP) Hydropower Project Number 14797. T...

Surface Water - Sampling Location Information

Published by: California State Water Resources Control Board
Last updated: Thursday, September 3, 2026
File types: PDF, CSV

Information about sampling locations for data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). Thi...

i07 Water Shortage Vulnerability Sections

Published by: California Department of Water Resources
Last updated: Friday, October 2, 2026
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...

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...

i03 Water Plan Planning Areas

Published by: California Department of Water Resources
Last updated: Friday, October 2, 2026
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...

California Water Plan - Groundwater Update 2013

Published by: California Department of Water Resources
Last updated: Friday, October 2, 2026
File types: PDF

California's Groundwater Update 2013: A Compilation of Enhanced Content for California Water Plan Update 2013 compiles and analyzes readily-available ...

i07 Water Shortage Social Vulnerability BlockGroups

Published by: California Department of Water Resources
Last updated: Friday, October 2, 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...

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...

Truckee River Continuous (15 minute) Water Quality Monitoring: collected by the North Central Region Office, California Department of Water Resources, 1998-2025

Published by: California Department of Water Resources
Last updated: Friday, October 2, 2026
File types: CSV (EXTERNAL DOWNLOAD), HTML

The California Department of Water Resources (DWR) Water Quality Evaluation Section (WQES) provides technical expertise and program support for regula...