M5.5 Depth: 32.0 km

M5.5 Earthquake near Alaska Peninsula

UTC time: 2025-07-17 04:30:37 UTC Local time: —

About this earthquake

A magnitude M5.5 earthquake was recorded near Alaska Peninsula on July 17, 2025 at 04:30 UTC. With a focal depth of about 32 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The data is provided by GFZ and cross-checked across seismological networks.

Details

Magnitude

M5.5

Depth

32.0 km

UTC time

2025-07-17 04:30:37 UTC

Local time

—

Country

—

Source

gfz

Coordinates

54.50000, -160.25000

Temperature

11.1°C

Map

Depth profile

Shallow

32 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

Anchorage963.6 kmNE289'600

GeoNames · CC BY 4.0

Volcanoes nearby

Dana

Distance: 141 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
Pavlof

Distance: 146 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
Pavlof Sister

Distance: 148 km ·Stratovolcano ·Elevation: 2'142 m ·United States
Emmons Lake Volcanic Center

Distance: 149 km ·Caldera ·Elevation: 1'534 m ·United States
Dutton

Distance: 150 km ·Stratovolcano ·Elevation: 1'465 m ·United States
Stepovak Bay Group

Distance: 158 km ·Volcanic field ·Elevation: 1'633 m ·United States

Subsequent earthquakes nearby

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

First 6 hours16

First 24 hours20

First 72 hours35

Strongest subsequent eventM6.2

M4.22025-07-17 05:06:27 UTC13.7 kmALASKA PENINSULA M4.02025-07-17 05:06:50 UTC26.2 km82 km SSE of Sand Point, Alaska M2.92025-07-17 05:09:08 UTC14.9 kmSOUTH OF ALASKA M3.82025-07-17 05:51:07 UTC15.5 kmALASKA PENINSULA M3.62025-07-17 05:52:50 UTC27.3 kmSOUTH OF ALASKA M3.42025-07-17 05:53:13 UTC29.1 km102 km SSE of Sand Point, Alaska M2.92025-07-17 06:00:25 UTC15.9 kmALASKA PENINSULA M2.92025-07-17 06:01:37 UTC9.7 kmSOUTH OF ALASKA M3.62025-07-17 06:16:07 UTC22.4 kmALASKA PENINSULA M3.02025-07-17 06:32:43 UTC26.1 kmSOUTH OF ALASKA M4.12025-07-17 06:39:19 UTC30.1 kmSOUTH OF ALASKA M3.92025-07-17 07:05:16 UTC17.2 kmALASKA PENINSULA

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#8

Earlier events M≥448

Earlier events M≥522

Compared since2025-02-05

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

Strongest earlier events

M7.32025-07-16 20:37:39 UTC15.3 km2025 Sand Point, Alaska Earthquake M7.32025-07-16 20:37:39 UTC33.3 kmALASKA PENINSULA M7.22025-07-16 20:37:43 UTC28.2 kmAlaska Peninsula M7.22025-07-16 20:37:40 UTC8.5 km87 km S of Sand Point, Alaska M7.12025-07-16 20:37:41 UTC15.3 km2025 Sand Point, Alaska Earthquake

Stats (last 24h)

Global (24h)

599

Country (24h)

—

Current earthquakes in

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No recent events available.