on N shore of Wide Bay, on S coast of Alaska Peninsula, 39 mi. ESE of Ugashik, Aleutian Range
Named by prospectors for "Mr. Shannon who died in the vicinity in 1922"; published by Smith and Baker (19248 pl. 11), U.S. Geological Survey (USGS).
Channel Rock, East Channel Island, Hartman Island, Slaughter Island (not official), Terrace Island, Titcliff Island, West Channel Island,
Mountains:Deer Mountain, Icy Peak, Mount Shannon, Mount Ugashik,
Mountain Passes:Streams:Alai Creek, Big Creek, Des Moines Creek, Kialagvik Creek, McNally Creek, Moore Creek, Pass Creek, Preston Creek, Short Creek,