Alaska earthquakes

M3.4 earthquake 105 km ENE of Chignik, Alaska

A magnitude 3.4 earthquake struck 105 km ENE of Chignik, Alaska on Sat, Jun 5, 2021, 2:10 PM AKDT (22:10 UTC), 82 km (51 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M5.7 99 km ESE of Chignik, 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
3.4 (ml), minor
Local time
UTC
2021-06-05 22:10:47 UTC
Depth
81.8 km (50.8 mi), intermediate-depth
Epicenter
56.493° N, 156.727° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was III, weak 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

An automatic solution; a seismologist may revise it.

Stations used
97

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 97 in the 60 days after this one and 7 in the 30 days before it.

After

The first 60 of 97.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02176czx7d (also filed as us7000ea78). Read Sat, Sep 26, 2026, 11:15 AM UTC.