Description
Big Mud River is located flows SW to Nowitna River 31 mi. NE of Monzonite Hills, Kilbuck-Kuskokwim Mts.; 43 miles long.
History
Local name reported in 1924 by U.S. Geological Survey (USGS).
Yukon-Koyukuk County · Alaska
Big Mud River is located flows SW to Nowitna River 31 mi. NE of Monzonite Hills, Kilbuck-Kuskokwim Mts.; 43 miles long.
Local name reported in 1924 by U.S. Geological Survey (USGS).