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147 datasets

Surface Water - Freshwater Harmful Algal Blooms

Published by: California State Water Resources Control Board
Last updated: Tuesday, April 21, 2026
File types: PDF, CSV

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) data system. The FHAB data system is the California State Wat...

Vegetation Map - Johnson Valley - CDFW [ds1019]

Published by: California Department of Fish and Wildlife
Last updated: Tuesday, April 21, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The 17,158 acre Johnson Valley project area is located in San Bernardino County, 32 miles east of Victorville, CA bisected by highway 247. The fine-sc...

SSWP Indicators of Hydrologic Alteration

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: ZIP

The SSWP Indicators of Hydrologic Alteration Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The C...

DCP Aquatic Invasive Species

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: ZIP

The DCP Aquatic Invasive Species Study is one of many relicensing documents for the Devil Canyon Project (DCP) Hydropower Project Number 14797. The Ca...

High Water Line

Published by: California State Lands Commission
Last updated: Friday, April 17, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Sheet Footprint

Published by: California State Lands Commission
Last updated: Friday, April 17, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Low Water Line

Published by: California State Lands Commission
Last updated: Friday, April 17, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

Administrative Maps

Published by: California State Lands Commission
Last updated: Friday, April 17, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California State Lands Commission (CSLC) was created by the California Legislature in 1938 and given the authority and responsibility to manage ce...

SSWP Special Status Terrestrial Wildlife Species California Wildlife Habitat Relationships

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: ZIP

The SSWP Special Status Terrestrial Wildlife Species California Wildlife Habitat Relationships Study is one of many relicensing documents for the Sout...

SSWP Aquatic Amphibians & Semi-Aquatic Snakes

Published by: California Department of Water Resources
Last updated: Tuesday, April 21, 2026
File types: ZIP

The SSWP Aquatic Amphibians & Semi-Aquatic Snakes Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. ...