Magnitude 1.0 - 47 miles NW of Skwentna
September 27, 2021 11:13:39 AKDT
62.3135°N 152.3996°W Depth 8.6 miles
Tectonic Setting of Southwest AlaskaSeismicity 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.