Alaska earthquakes

M2.2 earthquake 14 km WSW of Anchorage, Alaska

A magnitude 2.2 earthquake struck 14 km WSW of Anchorage, Alaska on Tue, Aug 11, 2020, 10:32 AM AKDT (18:32 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M4.1 31 km WNW of Susitna, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-08-11 18:32:38 UTC
Depth
42.4 km (26.3 mi), shallow
Epicenter
61.157° N, 150.130° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
101

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 186 in the 60 days after this one and 99 in the 30 days before it.

After

The first 60 of 186.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak020aarahbf. Read Fri, Oct 2, 2026, 2:43 AM UTC.