Alaska earthquakes

M4.4 earthquake 67 km SE of Perryville, Alaska

A magnitude 4.4 earthquake struck 67 km SE of Perryville, Alaska on Thu, Aug 6, 2015, 3:11 AM AKDT (11:11 UTC), 38 km (24 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
4.4 (mb, body-wave), light
Magnitude from
Alaska Earthquake Center
Local time
UTC
2015-08-06 11:11:20 UTC
Depth
37.9 km (23.5 mi), shallow
Epicenter
55.419° N, 158.522° W
Region
Alaska
Strongest shaking
III, weak shaking
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.ScaleComputed byNotes
4.4mb, body-waveAlaska Earthquake CenterPreferred · Preliminary
4.3mb, body-waveUSGS National Earthquake Information CenterReviewed · ±0.148 · 13 stations

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
III, weak shaking
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

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
107

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 7 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak015a0prtr2 (also filed as ak11670424, us10002z2r). Read Mon, Oct 5, 2026, 2:46 PM UTC.