extend E from Big Meadow between Jefferson and Beaver Creeks, 14 mi. SE of Beaver, Yukon Flats.
Local name obtained in 1956 by U.S. Geological Survey (USGS).
Beaver Lake, Beaver Lake, Big Meadow, Flat Creek Lake, Gas Lake, Jefferson Lake, John Roberts Lake, Little Beaver Lake, Long Lake, Long Lakes, Long Slough, Loon Lakes, Lower Halfway Lake, Michel Lake, Mud Lakes, Muddy Lake, New Halfway Lakes, Olaf Lake, Rat Lake, Shallow Lake, Shoeheel Lake, Stinking Lake, Upper Halfway Lake, Victor Lake, Willow Lake,
Mountain Passes:Streams:East Fork Flat Creek, Jefferson Creek, West Fork Flat Creek,