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M5.3 Depth: 82.0 km

M5.3 Earthquake near Rat Islands, Aleutian Islands (United States)

UTC time: 2025-07-26 05:03:53 UTC Local time: —

About this earthquake

A magnitude M5.3 earthquake was recorded near Rat Islands, Aleutian Islands (United States) on July 26, 2025 at 05:03 UTC. The earthquake originated at an intermediate depth of about 82 km. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by GFZ. United States: 164 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

Magnitude
M5.3
Depth
82.0 km
UTC time
2025-07-26 05:03:53 UTC
Local time
—
Country
United States
City
Alaska
Source
gfz
Coordinates
51.79000, 178.46000
Temperature
9.9°C

Map

Depth profile

Depth profile Depth: 82 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 82 km
Intermediate
82 km
82 km — deeper than the regional average (15.9 km)
Regional average: 15.9 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

  • Little Sitkin
    Distance: 19 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Davidof
    Distance: 22 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Segula
    Distance: 33 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Kiska
    Distance: 68 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Semisopochnoi
    Distance: 78 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States
  • Buldir
    Distance: 185 km ·Stratovolcano ·Elevation: 656 m ·United States

Subsequent earthquakes nearby

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

First 6 hours1
First 24 hours5
First 72 hours5
Strongest subsequent eventM5.4
M5.42025-07-26 05:03:54 UTC7.0 km M5.32025-07-26 23:09:38 UTC27.4 km M5.22025-07-26 23:09:39 UTC7.7 kmRat Islands, Aleutian Islands, Alaska M5.32025-07-26 23:09:39 UTC32.5 kmRat Islands, Aleutian Islands, Alaska M5.12025-07-26 23:09:40 UTC41.9 kmRat Islands, Aleutian Islands M4.02025-08-22 00:18:32 UTC85.9 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥412
Earlier events M≥53
Compared since2025-01-30

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

Strongest earlier events

M5.22025-07-26 05:03:52 UTC34.5 kmRat Islands, Aleutian Islands, Alaska M5.02025-07-21 19:07:20 UTC92.5 km M5.02025-07-21 19:07:19 UTC96.0 km274 km WSW of Adak, Alaska M4.92025-02-21 07:07:09 UTC36.8 kmRat Islands, Aleutian Islands, Alaska M4.82025-07-21 19:07:23 UTC90.1 kmRat Islands, Aleutian Islands

Historic earthquake map · United States

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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