Alaska earthquakes

M2.3 earthquake 15 km W of Cohoe, Alaska

A magnitude 2.3 earthquake struck 15 km W of Cohoe, Alaska on Tue, Jun 13, 2017, 4:58 AM AKDT (12:58 UTC), 73 km (45 mi) below the surface.

A larger quake followed: M4.9 43 km WNW of Happy Valley, Alaska. This one was a foreshock.

Cohoe forecast More in Alaska

Map

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

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The earthquake

Magnitude: 2.3 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Tue, Jun 13, 2017, 4:58 AM AKDT
UTC: 2017-06-13 12:58:03 UTC
Depth: 72.8 km (45.2 mi), intermediate-depth
Epicenter: 60.349° N, 151.584° W
Region: Alaska
Felt reports: 1
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
2.3	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.4	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

Did you feel it?

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

How well it is located

Reviewed by a seismologist.

Stations used: 99

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and 199 in the 30 days before it.

After

The first 60 of at least 201.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0177jfmk27 (also filed as ak16184284, us20009m4i). Read Sun, Oct 4, 2026, 12:56 PM UTC.