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M5.4 Depth: 90.7 km

M5.4 Earthquake near RAT ISLANDS, ALEUTIAN ISLANDS (United States)

UTC time: 2025-07-26 05:03:54 UTC Local time: —

About this earthquake

On July 26, 2025 at 05:03 UTC, a magnitude M5.4 earthquake occurred near RAT ISLANDS, ALEUTIAN ISLANDS (United States). The earthquake originated at an intermediate depth of about 91 km. Earthquakes of this magnitude can damage poorly built structures.

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

Details

Magnitude
M5.4
Depth
90.7 km
UTC time
2025-07-26 05:03:54 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
51.72700, 178.46450
Temperature
9.3°C

Map

Depth profile

Depth profile Depth: 90.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 90.7 km
Intermediate
90.7 km
90.7 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: 25 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Davidof
    Distance: 29 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Segula
    Distance: 39 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Kiska
    Distance: 72 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Semisopochnoi
    Distance: 80 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States
  • Buldir
    Distance: 188 km ·Stratovolcano ·Elevation: 656 m ·United States

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥414
Earlier events M≥55
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 05:03:53 UTC5.1 kmRat Islands, Aleutian Islands, Alaska M5.32025-07-26 05:03:53 UTC7.0 kmRat Islands, Aleutian Islands M5.22025-07-26 05:03:52 UTC27.8 kmRat Islands, Aleutian Islands, Alaska M5.02025-07-21 19:07:20 UTC88.6 km M5.02025-07-21 19:07:19 UTC91.6 km274 km WSW of Adak, Alaska

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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