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M5.1 Earthquake near RAT ISLANDS, ALEUTIAN ISLANDS

UTC time: 2026-04-03 08:22:08 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. How our reports are produced ↗

Magnitude
M5.1
Depth
6.9 km
Source
EMSC

RAT ISLANDS, ALEUTIAN ISLANDS

Map

M5.1 Earthquake near RAT ISLANDS, ALEUTIAN ISLANDS · 2026-04-03 — Map showing the location of the epicenter
M5.1 Earthquake near RAT ISLANDS, ALEUTIAN ISLANDS · 2026-04-03 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.1 earthquake was recorded near RAT ISLANDS, ALEUTIAN ISLANDS on April 3, 2026 at 08:22 UTC. With a focal depth of about 7 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 EMSC and cross-checked across seismological networks.

Details

ID
5676c98bf2801b0ace852854b7cc3c324c21f6cf
Magnitude
M5.1
Depth
6.9 km
UTC time
2026-04-03 08:22:08 UTC
Local time
—
Country
—
Source
emsc
Coordinates
52.24340, 176.32670
Temperature
3.7°C

Depth profile

Depth profile Depth: 6.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.9 km
Shallow
6.9 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

  • Buldir
    Distance: 31 km ·Stratovolcano ·Elevation: 656 m ·United States
  • Kiska
    Distance: 88 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Segula
    Distance: 126 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Davidof
    Distance: 140 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Little Sitkin
    Distance: 155 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Semisopochnoi
    Distance: 225 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States

Subsequent earthquakes nearby

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

First 6 hours6
First 24 hours6
First 72 hours8
Strongest subsequent eventM5.2
M5.12026-04-03 08:22:09 UTC4.3 km223 km ESE of Attu Station, Alaska M5.02026-04-03 08:22:09 UTC2.5 kmRat Islands, Aleutian Islands M5.22026-04-03 08:22:10 UTC18.8 kmRat Islands, Aleutian Islands M4.72026-04-03 14:07:34 UTC20.7 kmRat Islands, Aleutian Islands M4.62026-04-03 14:07:35 UTC24.3 km220 km ESE of Attu Station, Alaska M4.62026-04-03 14:07:37 UTC14.7 kmRAT ISLANDS, ALEUTIAN ISLANDS M4.32026-04-06 04:21:30 UTC100.8 km259 km SE of Attu Station, Alaska M4.32026-04-06 04:21:32 UTC101.9 kmRAT ISLANDS, ALEUTIAN ISLANDS M3.22026-04-06 22:20:59 UTC28.6 km248 km ESE of Attu Station, Alaska M5.12026-04-14 12:45:41 UTC111.0 kmEvent of magnitude 5.1, near of Petropavlovsk Kamchatskiy (Monde) M4.72026-04-14 12:45:43 UTC93.3 kmRAT ISLANDS, ALEUTIAN ISLANDS M5.02026-04-14 12:45:45 UTC82.9 kmRat Islands, Aleutian Islands

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#42
Earlier events M≥4100
Earlier events M≥547
Compared since2025-01-30

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

Strongest earlier events

M6.52026-03-04 17:54:38 UTC3.5 km224 km ESE of Attu Station, Alaska M6.42026-03-04 17:54:36 UTC3.6 km###.# km ( ###.# mi) NW (az= 308.7) from Wendover, UT M6.12026-03-04 17:54:37 UTC89.8 kmRat Islands, Aleutian Islands M6.12026-03-04 17:54:35 UTC144.1 km M6.12026-01-15 08:52:45 UTC86.1 kmRat Islands, Aleutian Islands, United States [Sea: United States]

Stats (last 24h)

Global (24h)
611
Country (24h)
—
—
Current earthquakes in
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No recent events available.

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