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226 datasets

Watershed Boundary Dataset (WBD)

Published by: California Department of Water Resources
Last updated: Saturday, April 4, 2026
File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

The Watershed Boundary Dataset (WBD) from USGS' The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landsca...

Historic Trout Watersheds [ds440]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset represents the historic ranges of native trout in California. Data were developed by CDFW Heritage and Wild Trout staff....

Forest Practice Watershed Mapper

Published by: CAL FIRE
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The Forest Practice Watershed Mapper shows Anadromous Salmonid Protection status of planning watersheds as required of every timber operation, and pro...

Coho Salmon Watersheds [ds961]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data set is an extract of the California Watershed (calwater) dataset. It has been generalized to hydrologic sub-areas for those watersheds that ...

EPA Surf Your Watershed [ds732]

Published by: California Department of Fish and Wildlife
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset offers a link to the California segment of the Surf Your Watershed service offered by the United States Environmental Protection Agency (...

Coastal Steelhead Trout Watersheds [ds962]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data set is an extract of the California Watershed (calwater) dataset. It has been generalized to hydrologic sub-areas for those watersheds that ...

Lakes by Watershed - ACE [ds2762]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

For more information, see the Aquatic Significant Habitats Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150855. The California Depa...

Ponds by Watershed - ACE [ds2763]

Published by: California Department of Fish and Wildlife
Last updated: Friday, April 3, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

For more information, see the Aquatic Significant Habitats Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150855. The California Depa...

Fall Chinook Escapement - Klamath Basin Watershed

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: XLSX, ZIP

Adult salmonid data collected from various areas within the Klamath basin watershed. Various tributaries are monitored using video systems (Bogus Cree...

Stream Inventory Reports by Watershed - CDFW [ds937]

Published by: California Department of Fish and Wildlife
Last updated: Saturday, April 4, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

In-stream habitat data include measurements of a variety of physical and aquatic stream attributes that collectively reveal a great deal about stream ...