Back to map

M5.0 Earthquake near 53 km NE of Adak, Alaska

UTC time: 2025-02-27 21:48:30 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.

Magnitude

M5.0

Depth: 133.3 km
Source: USGS

53 km NE of Adak, Alaska

Map

About this earthquake

A magnitude M5.0 earthquake was recorded near 53 km NE of Adak, Alaska on February 27, 2025 at 21:48 UTC. The earthquake originated at an intermediate depth of about 133 km. Earthquakes of this magnitude can damage poorly built structures.

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

Details

b218339b560568bdb7b4e6cd419a548357902c5a

Magnitude

M5.0

Depth

133.3 km

UTC time

2025-02-27 21:48:30 UTC

Local time

—

Country

—

Source

usgs

Coordinates

52.26540, -176.17090

Depth profile

Intermediate

133.3 km

Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

Great Sitkin WATCH · ORANGE

Distance: 21 km ·Stratovolcano ·Elevation: 1'740 m ·Last eruption: 2026 ·United States
Kasatochi

Distance: 46 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
Moffett

Distance: 53 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
Koniuji

Distance: 71 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States
Kanaga

Distance: 78 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
Bobrof

Distance: 95 km ·Stratovolcano ·Elevation: 738 m ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

Adak AirportUnited States · ADK · PADK
53.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-21

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 hours2

First 24 hours3

First 72 hours8

Strongest subsequent eventM6.2

M2.82025-02-27 23:27:46 UTC117.6 km41 km NNW of Atka, Alaska M4.12025-02-28 02:00:27 UTC70.7 km42 km SE of Adak, Alaska M2.72025-02-28 18:02:40 UTC142.8 km94 km WSW of Adak, Alaska M2.92025-02-28 22:23:52 UTC104.6 km49 km NW of Atka, Alaska M3.62025-03-01 02:53:19 UTC88.7 km48 km SSE of Adak, Alaska M2.92025-03-01 04:28:10 UTC149.8 km51 km NNE of Atka, Alaska M4.32025-03-01 16:13:45 UTC140.1 km114 km SSW of Atka, Alaska M2.12025-03-02 21:29:57 UTC122.7 km15 km SW of Atka, Alaska M2.12025-03-03 03:29:35 UTC94.9 km68 km SW of Atka, Alaska M2.72025-03-03 10:57:40 UTC107.6 km96 km SE of Adak, Alaska M2.72025-03-03 22:14:23 UTC38.1 km80 km ENE of Adak, Alaska M2.02025-03-04 02:48:36 UTC54.5 km1 km W of Adak, 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≥50

Compared since2025-01-02

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

Strongest earlier events

M4.92025-01-22 13:26:06 UTC98.9 km51 km S of Adak, Alaska M4.12025-01-03 05:42:19 UTC109.1 km65 km SSE of Adak, Alaska M4.02025-01-22 13:53:44 UTC113.3 km67 km S of Adak, Alaska M4.02025-01-02 05:08:25 UTC148.7 kmAlaska

Stats (last 24h)

Global (24h)

638

Country (24h)

—

Current earthquakes in

Magnitude Place Local time

No recent events available.