flows E to Harrington Fork Birch Creek 63 mi. SW of Circle, Yukon-Tanana High. 9 miles long.
Named by prospectors and reported in 1911 by U.S. Geological Survey (USGS) (Prindle, 1913, pl. 1).
Jones Pass, Swamp Saddle, Twelvemile Summit,
Streams:Bear Creek, Boulder Creek, Crooked Creek, Denver Creek, Harrington Fork Birch Creek, North Fork Birch Creek, North Fork Twelvemile Creek, Reed Creek, Rosebud Creek, South Fork Twelvemile Creek, Twelvemile Creek, Willow Creek,
Routes: