Prospectors' name obtained in 1898 by E. C. Barnard, U.S. Geological Survey (USGS).
Arkansas Creek, Aurora Creek, Big Boulder Creek, Black Diamond Creek, Broken Neck Creek, Bryant Creek, Clifford Creek, Colorado Creek, Cripple Creek, Crooked Creek, Curtis Bar Creek, Dome Creek, Dominion Creek, Eldorado Creek, Excelsior Creek, Fox Creek, Hudson Coulee, Little Champion Creek, Mogul Creek, Mogul Creek, Moose Creek, Oregon Creek, Phoenix Creek, Rock Creek, Seward Creek, Union Creek, Utah Creek,
Valleys: