heads on Swinging Dome, flows SW and SE to Iditarod River, 15 mi. SE. of Flat, Kilbuck=Kuskokwim Mts.
Prospectors' name obtained in 1952 U.S. Geological Survey (USGS) topographers.
DeCourcy Mountain, Haystack Butte, Swinging Dome,
Streams:Bonanza Creek, Dome Creek, Donlin Creek, Fairbanks Creek, Flat Creek, Glacier Creek, Little Eldorado Creek, Ophir Creek, Otter Creek, Peary Creek, Pedro Creek, Tango Creek, Timber Creek, Trail Creek, Willow Creek,
Valleys: