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M5.1 Depth: 141.0 km

M5.1 Earthquake near Rat Islands, Aleutian Islands (United States)

UTC time: 2025-07-26 23:09:40 UTC Local time: —

About this earthquake

A magnitude M5.1 earthquake was recorded near Rat Islands, Aleutian Islands (United States) on July 26, 2025 at 23:09 UTC. The earthquake originated at an intermediate depth of about 141 km. Events of this size can cause damage near the epicenter.

The event was recorded by GFZ. United States: over the past 24 hours, QuakeMap24 logged 158 earthquakes, the strongest at M3.6.

Details

Magnitude
M5.1
Depth
141.0 km
UTC time
2025-07-26 23:09:40 UTC
Local time
—
Country
United States
City
Alaska
Source
gfz
Coordinates
52.15000, 178.28000
Temperature
11.3°C

Map

Depth profile

Depth profile Depth: 141 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 141 km
Intermediate
141 km
141 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

  • Segula
    Distance: 18 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Davidof
    Distance: 20 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Little Sitkin
    Distance: 29 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Kiska
    Distance: 47 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Semisopochnoi
    Distance: 92 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States
  • Buldir
    Distance: 163 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 hours0
First 24 hours0
First 72 hours0
Strongest subsequent eventM4.0
M4.02025-08-22 00:18:32 UTC126.0 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#8
Earlier events M≥417
Earlier events M≥59
Compared since2025-01-30

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

Strongest earlier events

M5.42025-07-26 05:03:54 UTC48.7 km M5.42025-07-26 05:03:53 UTC50.7 kmRat Islands, Aleutian Islands, Alaska M5.32025-07-26 23:09:39 UTC10.4 kmRat Islands, Aleutian Islands, Alaska M5.32025-07-26 23:09:38 UTC14.7 km M5.32025-07-26 05:03:53 UTC41.9 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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