in Yukon River E of Senatis Mtn., 32 mi. ENE of Tanana, Kokrines-Hodzana High.
Descriptive name "Rampart Rapids" reported in 1869 by Raymond (1871, p. 22), U.S. Army Corps of Engineers.
Boulder Ridge, Raven Ridge, Serpentine Ridge, Serpentine Ridge,
Streams:Bear Creek, Cheyenne Creek, Dome Creek, Forks Creek, Jordan Creek, Larsen Creek, Little Boulder Creek, Moose Creek, Queen Twin Creek, Salt Creek, Stevens Creek, Texas Creek, Trail Creek, West Fork Trail Creek, Windy Creek,
Valleys: