flows SW to Alker Fork, 55 mi. SW of Eagle, Yukon-Tanana High. 4 miles long.
Prospectors' name shown on an 1898 manuscript map by C. A. Woodruff, Fort Cudahy, Canada.
North Fork Fortymile River, South Fork Fortymile River,
Streams:Alder Creek, Atwater Creek, Austin Creek, Buckskin Creek, Butte Creek, Cariboo Creek, Dakota Creek, Dewey Creek, Dude Creek, Forest Creek, Franklin Creek, George Creek, Gilliland Creek, Gimlet Creek, Gold Bar Creek, Grace Creek, Jefferson Creek, Liberty Creek, Marie Creek, McKinley Creek, Napoleon Creek, Ophelia Creek, Robinson Creek, Soda Creek, Taylor Creek, Thompson Creek, Tom Paine Creek, Uhler Creek, Voss Creek, Wade Creek, Walby Creek, Walker Fork, Wall Street Creek, Warner Creek,
Valleys:Cities: