flows NE to Crooked Creek, 30 mi. SW of Circle, Yukon-Tanana High.
Named by prospectors; reported in 1896 by U.S. Geological Survey (USGS) (Spurr, 1898, pl.50).
Swamp Saddle, Twelvemile Summit,
Streams:Bachelor Creek, Boulder Creek, Costa Fork, McKinley Creek, Montana Creek, Ninetyeight Pup, North Fork Birch Creek, North Fork Preacher Creek, North Fork Twelvemile Creek, Reed Creek, South Fork Twelvemile Creek, Twelvemile Creek, Willow Creek,
Routes: