M5.8 Depth: 5.5 km

M5.8 Earthquake near United States [Sea]

UTC time: 2025-09-01 11:02:10 UTC Local time: —

About this earthquake

A magnitude M5.8 earthquake was recorded near United States [Sea] on September 1, 2025 at 11:02 UTC. The hypocenter lay relatively close to the surface at around 6 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by INGV.

Details

Magnitude

M5.8

Depth

5.5 km

UTC time

2025-09-01 11:02:10 UTC

Local time

—

Country

—

Source

ingv

Coordinates

56.43980, -152.33500

Temperature

14.4°C

Map

Depth profile

Shallow

5.5 km

Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation

Anchorage549.4 kmN289'600

GeoNames · CC BY 4.0

Volcanoes nearby

Alaska Peninsula Arc at 155.4°W

Distance: 244 km ·Lava dome ·Elevation: 402 m ·United States
Steller

Distance: 253 km ·Stratovolcano ·Elevation: 2'279 m ·United States
Snowy Mountain

Distance: 253 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
Denison

Distance: 254 km ·Stratovolcano ·Elevation: 2'287 m ·United States
Kukak

Distance: 254 km ·Stratovolcano ·Elevation: 2'043 m ·United States
Katmai

Distance: 258 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours14

First 24 hours23

First 72 hours32

Strongest subsequent eventM5.2

M5.02025-09-01 11:02:11 UTC28.0 km130 km SE of Old Harbor, Alaska M4.02025-09-01 11:07:25 UTC29.4 kmKODIAK ISLAND REGION, ALASKA M3.92025-09-01 11:08:50 UTC19.4 km122 km SE of Old Harbor, Alaska M3.12025-09-01 11:16:43 UTC17.5 km118 km SE of Old Harbor, Alaska M3.62025-09-01 11:16:43 UTC19.3 kmKodiak Island region M3.02025-09-01 11:26:52 UTC21.0 kmKodiak Island region M5.22025-09-01 11:45:45 UTC7.6 kmKodiak Island Region, Alaska M4.92025-09-01 11:45:45 UTC7.9 kmKODIAK ISLAND REGION, ALASKA M5.02025-09-01 11:45:46 UTC18.6 kmEvent of magnitude 5.0, near of Anchorage (Monde) M4.72025-09-01 11:45:49 UTC15.4 kmKodiak Island region M5.12025-09-01 11:45:53 UTC143.0 km M2.02025-09-01 11:57:33 UTC114.5 km14 km N of Old Harbor, Alaska

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1

Earlier events M≥44

Earlier events M≥54

Compared since2025-09-01

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.62025-09-01 11:02:08 UTC13.3 kmKODIAK ISLAND REGION, ALASKA M5.52025-09-01 11:02:08 UTC28.1 km M5.42025-09-01 11:02:08 UTC7.9 kmKodiak Island Region, Alaska M5.42025-09-01 11:02:09 UTC30.0 kmKodiak Island Region, Alaska

Stats (last 24h)

Global (24h)

610

Country (24h)

—

Current earthquakes in

Magnitude Place Local time

No recent events available.