Alaska earthquakes

M4.0 earthquake 46 km S of Sand Point, Alaska

A magnitude 4.0 earthquake struck 46 km S of Sand Point, Alaska on Mon, Jun 22, 2026, 4:34 PM AKDT (00:34 UTC), 57 km (35 mi) below the surface.

A larger quake followed: M4.8 95 km SSE of Sand Point, Alaska. This one was a foreshock.

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: 4.0 (mb), light
Local time: Mon, Jun 22, 2026, 4:34 PM AKDT
UTC: 2026-06-23 00:34:33 UTC
Depth: 56.5 km (35.1 mi), shallow
Epicenter: 54.927° N, 160.382° W
Region: Alaska
Felt reports: 1
Strongest shaking: IV, light shaking
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

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

Strongest estimated: IV, light shaking
Peak ground acceleration: 3.4% of gravity
Peak ground velocity: 0.9 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 5.2 km horizontally, 8.9 km in depth
Magnitude uncertainty: ±0.20
Depth from: From location
Station coverage gap: 153°
Stations used: 136

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast46 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 168 in the 60 days after this one and 83 in the 30 days before it.

After

The first 60 of 168.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000t7id (also filed as aka2026mhoyfw). Read Wed, Sep 30, 2026, 5:13 AM UTC.