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M5.7 Earthquake near Rat Islands, Aleutian Islands, United States [Sea: United States] (United States)

UTC time: 2025-12-13 10:51:01 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.

Map

M5.7 Earthquake near Rat Islands, Aleutian Islands, United States [Sea: United States] (United States) · 2025-12-13 — Map showing the location of the epicenter
M5.7 Earthquake near Rat Islands, Aleutian Islands, United States [Sea: United States] (United States) · 2025-12-13 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.7 earthquake was recorded near Rat Islands, Aleutian Islands, United States [Sea: United States] (United States) on December 13, 2025 at 10:51 UTC. At around 102 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by INGV. United States: 162 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

ID
3a3dbb772a7f65d28d5bc5935dc16d9ad71085c5
Magnitude
M5.7
Depth
102.3 km
UTC time
2025-12-13 10:51:01 UTC
Local time
—
Country
United States
City
Alaska
Source
ingv
Coordinates
51.88360, 178.49100
Temperature
3.8°C

Depth profile

Depth profile Depth: 102.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 102.3 km
Intermediate
102.3 km
102.3 km — deeper than the regional average (15.2 km)
Regional average: 15.2 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: 8 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Davidof
    Distance: 15 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Segula
    Distance: 28 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Kiska
    Distance: 66 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Semisopochnoi
    Distance: 75 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States
  • Buldir
    Distance: 184 km ·Stratovolcano ·Elevation: 656 m ·United States

Comparison of seismic sources

2 sources currently report magnitudes from M5.7 to M5.8.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
USPM5.810.0 km11.3 km
INGVM5.7102.3 km0.0 km

Alaska

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 653 Catalogue entries

Of 652 other entries for this area and period, 10 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#9
Earlier events M≥456
Earlier events M≥536
Compared since2025-01-30

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

Strongest earlier events

M6.12025-08-28 11:07:35 UTC97.1 kmRat Islands, Aleutian Islands M5.92025-08-28 11:07:50 UTC104.2 kmRat Islands, Aleutian Islands, United States [Sea: United States] M5.92025-08-28 11:07:48 UTC94.8 km241 km W of Adak, Alaska M5.92025-08-28 11:07:48 UTC103.4 kmRAT ISLANDS, ALEUTIAN ISLANDS M5.92025-08-28 11:07:48 UTC97.0 kmRat 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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