1 mi. W of Mud Canyon and 23 mi. SE of Beaver, Yukon-Tanana High.
Local name obtained in 1956 by U.S. Geological Survey (USGS).
Abraham Lake, Beaver Lake, Clam Lake, Flat Creek Lake, Gas Lake, Halfway Lake, Jefferson Lake, John Roberts Lake, Long Lake, Long Lakes, Long Slough, Loon Lakes, Lower Halfway Lake, Michel Lake, New Halfway Lakes, Ninemile Lake, Olaf Lake, Shoeheel Lake, Stinking Lake, Upper Halfway Lake, Victor Lake, Why Lake, Willow Lake,
Streams:East Fork Flat Creek, Flat Creek, Jefferson Creek, West Fork Flat Creek,
Valleys: