Alaska earthquakes

M3.7 earthquake 143 km ESE of Chiniak, Alaska

A magnitude 3.7 earthquake struck 143 km ESE of Chiniak, Alaska on Tue, Oct 1, 2024, 6:27 PM AKDT (02:27 UTC), 6 km (4 mi) below the surface.

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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: 3.7 (ML, local (Richter)), minor
Magnitude from: Alaska Earthquake Center
Local time: Tue, Oct 1, 2024, 6:27 PM AKDT
UTC: 2024-10-02 02:27:56 UTC
Depth: 6.2 km (3.9 mi), shallow
Epicenter: 57.032° N, 150.155° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

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
3.7	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
3.8	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.041 · 80 stations

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used: 129

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 1 in the 30 days before it.

After

Before

2.8222 km SE of Chiniak, AlaskaMon, Sep 9, 5:22 AM AKDT · 753 days ago · 10 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak024cohojvf (also filed as us7000nhlr). Read Fri, Oct 2, 2026, 10:11 PM UTC.