Alaska earthquakes

M4.4 earthquake 83 km SSW of Sand Point, Alaska

A magnitude 4.4 earthquake struck 83 km SSW of Sand Point, Alaska on Sun, Mar 3, 2019, 7:51 PM AKST (04:51 UTC), 39 km (25 mi) below the surface.

Sand Point 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: 4.4 (Mwr, regional moment), light
Magnitude from: USGS National Earthquake Information Center
Local time: Sun, Mar 3, 2019, 7:51 PM AKST
UTC: 2019-03-04 04:51:26 UTC
Depth: 39.5 km (24.5 mi), shallow
Epicenter: 54.624° N, 160.921° W
Region: Alaska
Felt reports: 3
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
4.4	Mwr, regional moment	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.098 · 10 stations
4.4	ML, local (Richter)	Alaska Earthquake Center	Preliminary
4.4	Mw, moment	AACSE	Preliminary

Did you feel it?

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

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Reverse (thrust)
Moment magnitude: 4.4 Mwr
Nodal plane 1: Strike 59°, dip 86°, rake 93°
Nodal plane 2: Strike 203°, dip 5°, rake 54°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 4.9 km horizontally, 5.9 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 98°
Stations used: 265

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast84 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 84 in the 60 days after this one and 29 in the 30 days before it.

After

The first 60 of 84.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000ja9t (also filed as aacse0192w9jkyj, ak0192w9jkyj). Read Fri, Oct 2, 2026, 6:24 PM UTC.