Event

Magnitude 2.5 - 56 miles S of Nikolai

March 20, 2026 22:29:52 AKDT (March 21, 2026 06:29:52 UTC)
62.2731°N 153.7068°W Depth 6.2 miles (10 km)

This event has been reviewed by a seismologist

62 miles (100 km) NW of Hayes Volcano
76 miles (123 km) SE of McGrath
78 miles (126 km) S of Telida
82 miles (132 km) NW of Mt. Spurr
85 miles (137 km) NE of Lime Village
85 miles (137 km) W of Skwentna
90 miles (145 km) SE of Takotna
116 miles (188 km) W of Talkeetna
118 miles (191 km) NW of Tyonek
119 miles (192 km) S of Lake Minchumina
119 miles (192 km) E of Sleetmute
144 miles (233 km) NW of Anchorage
256 miles (415 km) SW of Fairbanks

Magnitude type: M_L
Event type: N/A

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.