flows SW to Beaver Creek, 38 mi. SE of Livengood, Yukon-Tanana High.
Name originally published in 1906 as Bryan Creek by U.S. Geological Survey (USGS), but according to a report by L.M. Prindle, U.S. Geological Survey (USGS), in 1909, the prospectors had changed the name to Obrien Creek.
Alder Creek, Belle Creek, Big Brook Creek, Boston Creek, Cripple Creek, Crooked Creek, Kokomo Creek, McKay Creek, Nome Creek, O-Brien Creek, Ophir Creek, Roy Creek, Rusty Gold Creek, Trail Creek, Vadine Creek,
Routes:Cache Mountain Loop Trail, Lower Nome Creek Trail, McKay Creek Trail,
Valleys: