Alaska earthquakes

M3.7 earthquake 66 km ESE of King Cove, Alaska

A magnitude 3.7 earthquake struck 66 km ESE of King Cove, Alaska on Sun, Feb 28, 2016, 7:08 AM AKST (16:08 UTC), 88 km (55 mi) below the surface.

A larger quake followed: M3.8 59 km S of Sand Point, Alaska. This one was a foreshock.

King Cove forecastMore in Alaska

Map

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

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The earthquake

Magnitude
3.7 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-02-28 16:08:02 UTC
Depth
88.1 km (54.7 mi), intermediate-depth
Epicenter
54.925° N, 161.312° 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.ScaleComputed byNotes
3.7ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
3.3ML, local (Richter)Alaska Earthquake CenterPreliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

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

Reviewed by a seismologist.

Location uncertainty
About 4.8 km horizontally, 7.2 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
155°
Stations used
69

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 51 in the 60 days after this one and 23 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 us10004te2 (also filed as ak12908265, ak0162pua4rt). Read Mon, Oct 5, 2026, 1:01 PM UTC.