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M6.2 Earthquake near 88 km SSE of Adak, Alaska

UTC time: 2025-03-21 14:53:41 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
M6.2
Depth
17.0 km
Source
USGS

88 km SSE of Adak, Alaska

Map

M6.2 Earthquake near 88 km SSE of Adak, Alaska · 2025-03-21 — Map showing the location of the epicenter
M6.2 Earthquake near 88 km SSE of Adak, Alaska · 2025-03-21 — Map showing the location of the epicenter

About this earthquake

On March 21, 2025 at 14:53 UTC, a magnitude M6.2 earthquake occurred near 88 km SSE of Adak, Alaska. The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Earthquakes of this magnitude can cause significant damage in populated areas.

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

Details

ID
2208234725ca1c65c8291bbc55edc72eae87a243
Magnitude
M6.2
Depth
17.0 km
UTC time
2025-03-21 14:53:41 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.15580, -176.07030

Depth profile

Depth profile Depth: 17 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17 km
Shallow
17 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

Volcanoes nearby

  • Moffett
    Distance: 99 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
  • Great Sitkin WATCH · ORANGE
    Distance: 102 km ·Stratovolcano ·Elevation: 1'740 m ·Last eruption: 2026 ·United States
  • Kanaga
    Distance: 114 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Kasatochi
    Distance: 120 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Bobrof
    Distance: 126 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Koniuji
    Distance: 135 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Adak AirportUnited States · ADK · PADK
    90.1 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

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 250 km. They are not automatically classified as aftershocks.

First 6 hours32
First 24 hours89
First 72 hours154
Strongest subsequent eventM6.2
M6.22025-03-21 14:53:43 UTC22.3 kmAndreanof Islands, Aleutian Islands M3.72025-03-21 14:57:11 UTC14.3 km74 km SSE of Adak, Alaska M5.52025-03-21 14:58:27 UTC2.8 km93 km SSE of Adak, Alaska M3.22025-03-21 15:08:57 UTC5.3 km94 km SSE of Adak, Alaska M4.62025-03-21 15:12:39 UTC10.9 km78 km SSE of Adak, Alaska M3.02025-03-21 15:17:49 UTC10.8 km80 km SSE of Adak, Alaska M3.92025-03-21 15:24:27 UTC14.1 km102 km SSE of Adak, Alaska M2.72025-03-21 15:29:53 UTC7.6 km91 km SSE of Adak, Alaska M2.82025-03-21 15:41:03 UTC9.2 km98 km SSE of Adak, Alaska M4.52025-03-21 15:46:32 UTC3.9 km92 km SSE of Adak, Alaska M3.22025-03-21 15:51:38 UTC14.8 km100 km SSE of Adak, Alaska M3.42025-03-21 15:52:26 UTC18.2 km107 km SSE 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 250 km.

Magnitude rank#1
Earlier events M≥424
Earlier events M≥56
Compared since2025-01-02

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

Strongest earlier events

M5.62025-03-20 04:28:54 UTC11.6 km M5.62025-03-20 04:28:52 UTC2.9 km87 km SSE of Adak, Alaska M5.22025-03-20 06:07:08 UTC3.6 km87 km SSE of Adak, Alaska M5.12025-03-20 05:13:06 UTC67.0 kmUnorganized Borough M5.02025-03-19 08:13:08 UTC13.5 km98 km SSE of Adak, Alaska

Stats (last 24h)

Global (24h)
449
Country (24h)
—
—
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