Alaska earthquakes

M3.5 earthquake 67 km S of False Pass, Alaska

A magnitude 3.5 earthquake struck 67 km S of False Pass, Alaska on Wed, May 3, 2017, 6:35 AM AKDT (14:35 UTC), 69 km (43 mi) below the surface.

A larger quake followed: M4.9 75 km WSW of False Pass, Alaska. This one was a foreshock.

King Cove forecast More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 3.5 (ML, local (Richter)), minor
Magnitude from: USGS National Earthquake Information Center
Local time: Wed, May 3, 2017, 6:35 AM AKDT
UTC: 2017-05-03 14:35:10 UTC
Depth: 68.6 km (42.6 mi), shallow
Epicenter: 54.255° N, 163.261° 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
3.5	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.148 · 6 stations
3.5	ML, local (Richter)	Alaska Earthquake Center	Preliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 11.7 km horizontally, 22.9 km in depth
Magnitude uncertainty: ±0.15
Depth from: From location
Station coverage gap: 204°, poorly surrounded by stations
Stations used: 40

Nearest places

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

King Cove, AlaskaPopulation 1,009. Forecast108 kmSW

Nearby

Within 100 km, magnitude 1.5 and up: 104 in the 60 days after this one and 66 in the 30 days before it.

After

The first 60 of 104.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008se2 (also filed as ak15887903, ak0175nnna9t). Read Fri, Oct 2, 2026, 9:59 AM UTC.