M2.7 earthquake 78 km NW of Aleneva, Alaska

A magnitude 2.7 earthquake struck 78 km NW of Aleneva, Alaska on Thu, Oct 22, 2020, 8:01 AM AKDT (16:01 UTC), 85 km (53 mi) below the surface.

A larger quake followed: M3.5 67 km SE of Pope-Vannoy Landing, Alaska. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.7	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.9	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.031 · 136 stations

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 109 in the 60 days after this one and 39 in the 30 days before it.

The first 60 of 109.

From the USGS Earthquake Hazards Program and its partner networks, event ak020dlslylj (also filed as us6000cbfv). Read Sat, Oct 3, 2026, 9:55 PM UTC.