Magnitude 2.0 - 4 miles S of Aniak

September 21, 2022 06:28:07 AKDT (September 21, 2022 14:28:07 UTC)
61.5196°N 159.5516°W    Depth 0.5 miles (0 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