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M5.1 Earthquake near Alaska Peninsula (United States)

UTC time: 2025-09-24 07:04:58 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.

Map

M5.1 Earthquake near Alaska Peninsula (United States) · 2025-09-24 — Map showing the location of the epicenter
M5.1 Earthquake near Alaska Peninsula (United States) · 2025-09-24 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.1 earthquake was recorded near Alaska Peninsula (United States) on September 24, 2025 at 07:04 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The data is provided by GFZ and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 184 earthquakes, the strongest at M4.5.

Details

ID
f42a5b8455b411924d6d6429f64c877c9c22430b
Magnitude
M5.1
Depth
10.0 km
UTC time
2025-09-24 07:04:58 UTC
Local time
—
Country
United States
City
Alaska
Source
gfz
Coordinates
56.42000, -157.01000
Temperature
11.2°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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
Anchorage671.7 kmNE289'600

GeoNames · CC BY 4.0

Volcanoes nearby

  • Yantarni
    Distance: 67 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Chiginagak
    Distance: 80 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Aniakchak
    Distance: 87 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Kialagvik
    Distance: 89 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Black Peak
    Distance: 110 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
  • Veniaminof
    Distance: 149 km ·Stratovolcano ·Elevation: 2'507 m ·Last eruption: 2021 ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Chignik AirportUnited States · KCG · PAJC
    84.8 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-11-01

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Subsequent earthquakes nearby

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

First 6 hours3
First 24 hours5
First 72 hours7
Strongest subsequent eventM4.8
M4.82025-09-24 07:05:03 UTC24.4 kmALASKA PENINSULA M4.62025-09-24 07:05:05 UTC28.5 km114 km E of Chignik, Alaska M2.32025-09-24 09:52:02 UTC116.6 km54 km NNW of Chignik Lagoon, Alaska M2.12025-09-24 15:07:57 UTC69.7 km72 km SSW of Ugashik, Alaska M2.22025-09-25 02:59:14 UTC59.8 km74 km S of Ugashik, Alaska M3.32025-09-26 01:53:00 UTC27.9 kmAlaska Peninsula M3.32025-09-26 01:53:01 UTC29.8 kmALASKA PENINSULA M2.42025-09-27 12:33:01 UTC75.6 kmALASKA PENINSULA M2.42025-09-27 12:33:02 UTC82.2 km48 km SE of Ugashik, Alaska M2.62025-09-28 10:12:01 UTC98.4 kmAlaska Peninsula M2.02025-09-30 05:54:19 UTC91.7 km36 km SE of Ugashik, Alaska M1.92025-09-30 06:38:29 UTC85.0 km47 km SE of Ugashik, Alaska

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 653 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#2
Earlier events M≥45
Earlier events M≥51
Compared since2025-01-17

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

Strongest earlier events

M5.42025-02-13 23:59:28 UTC131.3 kmAlaska M4.92025-05-23 19:36:35 UTC136.5 kmSouth of Alaska M4.62025-05-23 19:36:34 UTC147.3 kmSOUTH OF ALASKA M4.32025-05-13 12:12:03 UTC143.8 km39 km WSW of Akhiok, Alaska M4.32025-01-17 12:37:55 UTC140.8 km165 km SE of Chignik, Alaska

Historic earthquake map · United States

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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