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120 datasets

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...

i07 PreSGMA GroundWaterManagementPlans

Published by: California Department of Water Resources
Last updated: Thursday, April 9, 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 ...

Urban Water Data - Drought Planning and Management

Published by: California Department of Water Resources
Last updated: Thursday, April 9, 2026
File types: CSV, PDF

This data package aims to pilot an approach for providing usable data for analyses related to drought planning and management for urban water supplier...

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/)...

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...

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...

i03 Delta PrimarySecondary Zones

Published by: California Department of Water Resources
Last updated: Thursday, April 9, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Delta Primary Zone Boundary The history of the primary zone boundary is as follows: the Primary Zone was defined in the 1992 Delta Flood Protection Ac...

Safety Roadside Rest Areas

Published by: Caltrans
Last updated: Thursday, April 9, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Caltrans provides Safety Roadside Rest Areas as a part of the State Highway System pursuant to Streets and Highways Code, Sections 218-226.5. Safety R...

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...

Conserved Areas Explorer

Published by: California Natural Resources Agency
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

California Nature Conserved Areas Explorer The Conserved Areas Explorer is a web application enabling users to investigate a synthesis of the best ava...