Russian River (California)

Russian River
Slavyanka River
Rio San Ygnacio, Rio San Ignacio
The estuary of the Russian River, north of Bodega Bay
Native nameAshokawna, Bidapte (Southern Pomo)
Location
CountryUnited States
StateCalifornia
RegionSonoma County, Mendocino County
CitiesUkiah, Healdsburg
Physical characteristics
SourceLaughlin Range
  location5 mi (8 km) east of Willits, California
  coordinates39°23′0″N 123°14′18″W / 39.38333°N 123.23833°W / 39.38333; -123.23833
  elevation1,960 ft (600 m)
MouthPacific Ocean
  location
Jenner, California
  coordinates
38°27′2″N 123°7′46″W / 38.45056°N 123.12944°W / 38.45056; -123.12944
  elevation
0 ft (0 m)
Length115 mi (185 km)
Basin size1,485 sq mi (3,850 km2)
Discharge 
  locationGuerneville
  average2,261 cu ft/s (64.0 m3/s)
  minimum0.75 cu ft/s (0.021 m3/s)
  maximum102,000 cu ft/s (2,900 m3/s)
Basin features
Tributaries 
  leftMark West Creek, Maacama Creek, Green Valley Creek, Big Sulphur Creek
  rightDry Creek, Austin Creek, Fife Creek

The Russian River (Southern Pomo: Ashokawna, Spanish: Río Ruso) is a southward-flowing river that drains 1,485 sq mi (3,850 km2) of Sonoma and Mendocino counties in Northern California. With an annual average discharge of approximately 1,600,000 acre feet (2.0 km3), it is the second-largest river (after the Sacramento River) flowing through the nine-county Greater San Francisco Bay Area, with a mainstem 115 mi (185 km) long.