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53 datasets

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Friday, April 10, 2026
File types: PDF, ZIP, WEBSITE, ARCGIS GEOSERVICES REST API, CSV, WEB VIDEOS

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

Surface Water - Chemistry Results - CEDEN Augmentation

Published by: California State Water Resources Control Board
Last updated: Monday, January 26, 2026
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/)...

DWR's Basin Characterization Program

Published by: California Department of Water Resources
Last updated: Thursday, April 9, 2026
File types: .ZIP, ZIP, FILE GEODATABASE, PDF

DWR has a long history of studying and characterizing California’s groundwater aquifers as a part of [California’s Groundwater (Bulletin 118)](https:/...

Surface Water - Aquatic Organism Tissue Sample Results

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

This data set provides results of tissue from organisms found in surface waters, from the [California Environmental Data Exchange Network](https://ced...

Surface Water - Fecal Indicator Bacteria Monitoring Results

Published by: California State Water Resources Control Board
Last updated: Thursday, April 9, 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...

California Snow Data

Published by: California Department of Water Resources
Last updated: Friday, April 10, 2026
File types: CSV, PDF, WEB APPLICATION

The California Snow Data page contains resources from the California Data Exchange Center (CDEC) in open and machine readable format. These resources ...

California's Groundwater Live Supporting Data

Published by: California Department of Water Resources
Last updated: Thursday, April 9, 2026
File types: HTML, JPEG, PDF, DOCX, ZIP

This dataset contains files and materials in support of the California's Groundwater Live website. California's Groundwater Live is a user-friendly pl...

Surface Water - Toxicity Results

Published by: California State Water Resources Control Board
Last updated: Tuesday, April 7, 2026
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...

Statewide Crop Mapping

Published by: California Department of Water Resources
Last updated: Thursday, April 9, 2026
File types: DATA, ZIP, PDF, REST SERVICE, GDB, SHP, STORY MAPS

The California Department of Water Resources (DWR) has been collecting land use data throughout the state and using it to produce agricultural water u...

California Water Rights Water Use Reported

Published by: California State Water Resources Control Board
Last updated: Wednesday, April 1, 2026
File types: XLSX, ZIP, CSV, DOCX, PDF

This list includes detail information for WATER USE as reported annually under each water right as stored in the State Water Resources Control Board...