Trends west from the junction of Birch and Crooked Creeks, 18 miles southwest of Circle, Yukon-Tanana Highlands. 30 miles long.
Local name reported in 1896 by U.S. Geological Survey (USGS) (Spurr, 1898, pl. 39).
Bear Creek, Bedrock Creek, Bonanza Creek, Cache Creek, Deception Pup, Mammoth Creek, Mule Creek, Porcupine Creek, Rock Creek, Stack Pup, Upper Rock Creek, Wedgewood Creek, Westover Creek, Willow Creek, Yankee Creek,