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M5.8 Earthquake near United States [Sea]

UTC time: 2025-09-01 11:02:10 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude
M5.8
Depth
5.5 km
Source
INGV

United States [Sea]

Map

M5.8 Earthquake near United States [Sea] · 2025-09-01 — Map showing the location of the epicenter
M5.8 Earthquake near United States [Sea] · 2025-09-01 — Map showing the location of the epicenter

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

ID
31081f3f8ccb46a2d65f4bbb9589f9353ad510ee
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

Depth profile

Depth profile Depth: 5.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5.5 km
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

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

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)
506
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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