Back to map

M5.3 Earthquake near Rat Islands

UTC time: 2026-03-17 16:21:38 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
M5.3
Depth
11.0 km
Source
ISC

Rat Islands

Map

M5.3 Earthquake near Rat Islands · 2026-03-17 — Map showing the location of the epicenter
M5.3 Earthquake near Rat Islands · 2026-03-17 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.3 earthquake was recorded near Rat Islands on March 17, 2026 at 16:21 UTC. The hypocenter lay relatively close to the surface at around 11 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by ISC.

Details

ID
ae394c47c54f62d22c1856f8f3000a3bc78ffb1c
Magnitude
M5.3
Depth
11.0 km
UTC time
2026-03-17 16:21:38 UTC
Local time
—
Country
—
Source
isc
Coordinates
52.22700, 176.60500
Temperature
2.9°C

Depth profile

Depth profile Depth: 11 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11 km
Shallow
11 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: 49 km ·Stratovolcano ·Elevation: 656 m ·United States
  • Kiska
    Distance: 69 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Segula
    Distance: 107 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Davidof
    Distance: 121 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Little Sitkin
    Distance: 136 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Semisopochnoi
    Distance: 206 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 hours5
First 24 hours8
First 72 hours10
Strongest subsequent eventM5.6
M5.32026-03-17 16:21:39 UTC6.5 kmRAT ISLANDS, ALEUTIAN ISLANDS M5.42026-03-17 16:21:41 UTC8.5 kmRat Islands, Aleutian Islands M5.62026-03-17 16:21:43 UTC115.6 km M2.12026-03-17 18:25:43 UTC146.2 kmRat Islands, Aleutian Islands, Alaska M3.32026-03-17 20:21:00 UTC31.7 kmRAT ISLANDS, ALEUTIAN ISLANDS M3.02026-03-17 23:08:41 UTC24.0 kmRAT ISLANDS, ALEUTIAN ISLANDS M4.92026-03-18 04:36:32 UTC15.1 km234 km ESE of Attu Station, Alaska M5.02026-03-18 04:36:34 UTC1.9 kmRat Islands, Aleutian Islands M3.22026-03-19 17:53:26 UTC54.5 kmRAT ISLANDS, ALEUTIAN ISLANDS M1.92026-03-20 01:24:44 UTC131.0 kmRat Islands, Aleutian Islands, Alaska M4.02026-03-22 07:31:24 UTC34.3 kmRAT ISLANDS, ALEUTIAN ISLANDS M4.22026-03-22 16:46:20 UTC95.0 km229 km SE of Attu Station, 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#27
Earlier events M≥488
Earlier events M≥544
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 UTC17.0 km224 km ESE of Attu Station, Alaska M6.42026-03-04 17:54:36 UTC17.0 km###.# km ( ###.# mi) NW (az= 308.7) from Wendover, UT M6.12026-03-04 17:54:37 UTC103.7 kmRat Islands, Aleutian Islands M6.12026-03-04 17:54:35 UTC126.8 km M6.12026-01-15 08:52:45 UTC79.6 kmRat Islands, Aleutian Islands, United States [Sea: United States]

Stats (last 24h)

Global (24h)
641
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

Share