trends E from Mount Nick to the glacier's 1958 terminus at head of Johnson River, 67 mi. SW of Kenai, Aleutian Range
Local name reported in 1958 by U.S. Geological Survey (USGS); derived from the Johnson River.
Double Glacier, Johnson Glacier, Lateral Glacier, Red Glacier, Tuxedni Glacier, Umbrella Glacier,
Islands:Lakes:Blue Lake, Hickerson Lake, Spring Lakes,
Mountains:Brown Mountain, Horn Mountain, Iliamna Volcano, Mount Nick, North Twin, South Twin,
Rivers:Streams: