Alaska earthquakes

M3.4 earthquake 56 km WNW of Ninilchik, Alaska

A magnitude 3.4 earthquake struck 56 km WNW of Ninilchik, Alaska on Mon, Jun 25, 2018, 2:53 PM AKDT (22:53 UTC), 105 km (65 mi) below the surface.

A larger quake followed: M4.0 20 km SE of Pedro Bay, Alaska. This one was a foreshock.

Ninilchik 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: 3.4 (ML, local (Richter)), minor
Magnitude from: Alaska Earthquake Center
Local time: Mon, Jun 25, 2018, 2:53 PM AKDT
UTC: 2018-06-25 22:53:54 UTC
Depth: 104.7 km (65.1 mi), intermediate-depth
Epicenter: 60.254° N, 152.607° W
Region: Alaska
Felt reports: 2
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
3.4	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
3.4	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 229

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 199 in the 60 days after this one and 199 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01883g03dl (also filed as ak19801683, us1000f1pt). Read Fri, Oct 2, 2026, 9:55 AM UTC.