Magnitude 1.6 - 11 miles NW of Red Devil

July 22, 2021 17:23:25 AKDT (July 23, 2021 01:23:25 UTC)
61.8183°N 157.6184°W Depth 10.9 miles (17 km)

This event has been reviewed by a seismologist

17 miles (27 km) NW of Sleetmute
46 miles (74 km) S of Flat
56 miles (90 km) E of Chuathbaluk
65 miles (105 km) E of Aniak
74 miles (119 km) E of Holy Cross
79 miles (128 km) NW of Lime Village
86 miles (139 km) SE of Shageluk
90 miles (145 km) E of Kalskag
92 miles (149 km) E of Lower Kalskag
95 miles (154 km) SW of Takotna
101 miles (163 km) SE of Anvik
258 miles (418 km) W of Anchorage
305 miles (494 km) SE of Nome

Magnitude type: M_l²
Event type: earthquake

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.