https://www.usgs.gov/data/russian-river-integrated-hydrologic-model-rrihm-watershed-data
Russian River Integrated Hydrologic Model (RRIHM): Watershed Data | U.S. Geological Survey
The Russian River Watershed (RRW) covers about 1,300 square miles (without Santa Rosa Plain) of urban, agricultural, and forested lands in northern Sonoma...
russian river