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United States

M2.3 Earthquake near 143 km WSW of Adak, Alaska (United States)

UTC time: 2025-02-03 04:20:15 UTC Local time: —

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About this earthquake

A magnitude M2.3 earthquake was recorded near 143 km WSW of Adak, Alaska (United States) on February 3, 2025 at 04:20 UTC. With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 149 earthquakes, the strongest at M4.0.

Details

ID
21b29bfac5722357a5861e9a005c65dc5ea0874d
Magnitude
M2.3
Depth
11.5 km
UTC time
2025-02-03 04:20:15 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
51.44940, -178.59540
Temperature
5.1°C

Depth profile

Depth profile Depth: 11.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.5 km
Shallow
11.5 km
11.5 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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

  • Gareloi
    Distance: 40 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
  • Tanaga
    Distance: 58 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
  • Takawangha
    Distance: 62 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
  • Bobrof
    Distance: 95 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Kanaga
    Distance: 112 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Moffett
    Distance: 139 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States

United States

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 11,560 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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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

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

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