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National Hydrography Data - NHD and 3DHP
The USGS National Hydrography Dataset (NHD) Downloadable Data Collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information... -
Refuge Conveyance Waterways - Central Valley Project Improvement Act [ds2635]
Data was compiled to provide a singular visual representation of conveyance waterways and features available to deliver water to CVPIA wetland habitat area and to which delivery... -
Potential Riparian Connections - CEHC [ds622]
A product of the California Essential Habitat Connectivity Project - http://www.dfg.ca.gov/habcon/connectivity/, potential riparian connections were extracted from the Statewide... -
National Hydrography Dataset (NHD) Archive
This page is meant to act as an archival repository for previous versions of the statewide National Hydrography Dataset (NHD) which includes the Watershed Boundary Dataset (WBD)... -
Wild and Scenic Rivers, California State Designations Only, 2020
California Public Resources Code, Chapter 1.4. California Wild and Scenic Rivers Act, Section 5093.50. It is the policy of the State of California that certain rivers which... -
Stream Inventory Reports by Watershed - CDFW [ds937]
In-stream habitat data include measurements of a variety of physical and aquatic stream attributes that collectively reveal a great deal about stream condition for salmonids and... -
30x30 Conserved Areas, Marine
30x30 considers all California State Marine Protected areas conserved under the definition adopted in the 30x30 Pathways document. These data include all of California's marine...