Description
Porcupine Butte is located in Tordrillo Mts., between Hayes and Skwentna Rivers, 66 mi. NW of Tyonek, Alaska Range
History
Local name reported in 1958 by U.S. Geological Survey (USGS).
Matanuska-Susitna County · Alaska
Porcupine Butte is located in Tordrillo Mts., between Hayes and Skwentna Rivers, 66 mi. NW of Tyonek, Alaska Range
Local name reported in 1958 by U.S. Geological Survey (USGS).