Magnitude 0.9 - 39 miles W of Hayes Volcano




September 21, 2022 02:48:37 AKDT (September 21, 2022 10:48:37 UTC)
61.5019°N 153.6265°W    Depth 0.7 miles (1 km)

This event has been reviewed by a seismologist





Tectonic Setting of Southwest Alaska

Seismicity in Southwest 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.