W of Jefferson Creek and 19 mi. S of Beaver, Yukon Flats.
Local descriptive name obtained in 1956 by U.S. Geological Survey (USGS).
Beaver Lake, Big Meadow, Flat Creek Lake, Greenhorn Lake, Island Lake, Little Beaver Lake, Long Lakes, Lower Halfway Lake, Mud Lakes, Muddy Lake, New Halfway Lakes, Rat Lake, Shallow Lake, Upper Halfway Lake,
Mountains:Streams: