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United States

M2.1 Earthquake near 105 km WSW of Adak, Alaska (United States)

UTC time: 2025-02-12 03:58:27 UTC Local time: —

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About this earthquake

On February 12, 2025 at 03:58 UTC, a magnitude M2.1 earthquake occurred near 105 km WSW of Adak, Alaska (United States). With a focal depth of about 25 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 147 earthquakes, the strongest at M4.0.

Details

ID
ec233909bfcaa836e21f93722a6e30de84e23332
Magnitude
M2.1
Depth
25.4 km
UTC time
2025-02-12 03:58:27 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
51.42660, -177.98230
Temperature
5.2°C

Depth profile

Depth profile Depth: 25.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 25.4 km
Shallow
25.4 km
25.4 km — deeper 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

  • Takawangha
    Distance: 50 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
  • Tanaga
    Distance: 52 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
  • Bobrof
    Distance: 66 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Gareloi
    Distance: 69 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
  • Kanaga
    Distance: 79 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Moffett
    Distance: 103 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 · 11,559 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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Country statistics · United States

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