The Kuskokwim River or Kusko River is a river, 702 miles long, in Southwest Alaska in the United States. It is the ninth largest river in the United States by average discharge volume at its mouth and seventeenth largest by basin drainage area. The Kuskokwim River is the longest river system contained entirely within a single U.S. state.
Etymology: from the Yupʼik, kusquqviim
Country: United States
State: Alaska
Districts: Bethel Census Area · Yukon–Koyukuk Census Area
Source: confluence of the river's east and north forks