Magnitude 1.8 - 29 miles NW of Skwentna

September 17, 2022 04:15:33 AKDT (September 17, 2022 12:15:33 UTC)
62.1185°N 151.9892°W    Depth 71.0 miles (115 km)





Tectonic Setting of Southwest Alaska

Seismicity in Western Alaska is very sparse. Known faults include the Iditarod-Nixon Fork and the western Denali Fault. Neither fault system has documented historical or Holocene earthquake activity. On average this region produces one M4-5 earthquake every other year.

Contributed by:
1Alaska Earthquake Center
2USGS National Earthquake Information Center
Learn more about magnitude types here