flows NW to King Salmon River, on Alaska Peninsula, 19 mi. SW of Ugashik, Bristol Bay Low.
Descriptive name given in 1923 by R. H. Sargent, U.S. Geological Survey (USGS); suggested by "the pumice particles from Aniakchak Volcano which cover its valley."
Alaska Peninsula, Cape Menshikof,
Rivers:King Salmon River, Ugashik River,
Streams: