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M5.0 Earthquake near Andreanof Islands, Aleutian Islands

UTC time: 2026-02-27 05:17:54 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
39.0 km
Source
GFZ

Andreanof Islands, Aleutian Islands

Map

M5.0 Earthquake near Andreanof Islands, Aleutian Islands · 2026-02-27 — Map showing the location of the epicenter
M5.0 Earthquake near Andreanof Islands, Aleutian Islands · 2026-02-27 — Map showing the location of the epicenter

About this earthquake

On February 27, 2026 at 05:17 UTC, a magnitude M5.0 earthquake occurred near Andreanof Islands, Aleutian Islands. The hypocenter lay relatively close to the surface at around 39 km, increasing how strongly it was felt. Earthquakes of this magnitude can damage poorly built structures.

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

Details

ID
811e6838c8ca832d1413b631dee9a210c1d8d33e
Magnitude
M5.0
Depth
39.0 km
UTC time
2026-02-27 05:17:54 UTC
Local time
—
Country
—
Source
gfz
Coordinates
51.78000, -174.78000
Temperature
0.5°C

Depth profile

Depth profile Depth: 39 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 39 km
Shallow
39 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

  • Koniuji
    Distance: 54 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States
  • Kasatochi
    Distance: 67 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Atka Volcanic Complex
    Distance: 75 km ·Stratovolcano(es) ·Elevation: 1'518 m ·Last eruption: 2025 ·United States
  • Great Sitkin WATCH · ORANGE
    Distance: 98 km ·Stratovolcano ·Elevation: 1'740 m ·Last eruption: 2026 ·United States
  • Moffett
    Distance: 136 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
  • Kanaga
    Distance: 165 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Atka AirportUnited States · AKB · PAAK
    62.8 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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 hours0
First 24 hours0
First 72 hours0
Strongest subsequent eventM4.7
M3.02026-03-03 04:29:46 UTC48.7 kmANDREANOF ISLANDS, ALEUTIAN IS. M3.02026-03-04 13:26:12 UTC23.5 kmANDREANOF ISLANDS, ALEUTIAN IS. M2.02026-03-09 13:45:52 UTC113.8 km53 km SSE of Adak, Alaska M2.32026-03-09 18:49:46 UTC53.3 km79 km ESE of Adak, Alaska M1.82026-03-09 18:53:43 UTC108.1 kmUnorganized Borough M2.92026-03-11 02:57:05 UTC137.0 kmANDREANOF ISLANDS, ALEUTIAN IS. M4.52026-03-11 12:31:42 UTC84.7 km59 km SE of Adak, Alaska M2.12026-03-11 18:42:31 UTC85.6 km60 km SE of Adak, Alaska M2.72026-03-16 20:50:17 UTC100.4 km74 km SE of Adak, Alaska M2.12026-03-19 22:52:42 UTC126.8 km82 km SSE of Adak, Alaska M2.72026-03-20 01:53:15 UTC98.9 km70 km ESE of Atka, Alaska M2.62026-03-20 01:53:16 UTC92.9 kmAlaska

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#22
Earlier events M≥482
Earlier events M≥529
Compared since2025-01-03

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

Strongest earlier events

M6.22025-03-21 14:53:41 UTC113.2 km88 km SSE of Adak, Alaska M6.22025-03-21 14:53:43 UTC109.4 kmAndreanof Islands, Aleutian Islands M5.62025-03-22 09:49:21 UTC115.3 km87 km SSE of Adak, Alaska M5.62025-03-20 04:28:54 UTC120.1 km M5.62025-03-20 04:28:52 UTC114.9 km87 km SSE of Adak, Alaska

Stats (last 24h)

Global (24h)
576
Country (24h)
—
—
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