N of Second Branch Columbia Glacier 29 mi. NW of Valdez, Chugach Mts.
Named for Irving Langmuir, 1881-1957, chemist; name published by Nielson (1963, p. 135).
Columbia Glacier, East Branch Columbia Glacier (not official), First Branch Columbia Glacier (not official), Science Glacier, Second Branch Columbia Glacier (not official), Ted Stevens Icefield,
Lakes:Lake Number 1, Lake Number One,
Mountains:Audubon Mountain, Blackcliff Mountain, Mount Cardozo, Columbia Peak, Mount Defiant, Mount Edison, Mount Einstein, Mount Elusive, Mount Fafnir, Flat Top Peak, Mount Gilbert Lewis, Mount Haley, Mount Langmuir, Mount Michelson, Pilot Peak, Mount Powder Top, Sharkstooth Mountain, Mount Siegfried, Mount Thor, Mount Valhalla, Mount Witherspoon,
Ridges: