N of Cathedral Mtn., 86 mi. NW of Tyonek, Alaska Range
Name derived from nearby Portage Creek.
Gorley Lake, Hagen Lake, Halfway Lake, Marsh Lake, Sheep Lake, Styx Lake,
Mountains:Cathedral Mountain, Mount Estelle, Mount Greig, Lookout Hill, Puntilla Mountain, Mount Stoney, Twin Sisters Peak,
Mountain Passes:Goodman Pass, Houston Pass, Portage Pass,
Mountain Ranges:Streams:East Fork Indian Creek, Pass Creek, Ptarmigan Creek, Puntilla Creek, Sheep Creek, Threemile Creek, Timber Creek, West Fork Indian Creek,
Routes:Valleys: