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United States

M2.1 Earthquake near 12 km WNW of Larsen Bay, Alaska (United States)

UTC time: 2025-02-11 02:41:41 UTC Local time: —

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About this earthquake

On February 11, 2025 at 02:41 UTC, a magnitude M2.1 earthquake occurred near 12 km WNW of Larsen Bay, Alaska (United States). With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 149 earthquakes, the strongest at M4.0.

Details

ID
4c5751d3ceac737240ed1b551d9a8f1b03d5b717
Magnitude
M2.1
Depth
8.9 km
UTC time
2025-02-11 02:41:41 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
57.56470, -154.17630
Temperature
9.1°C

Depth profile

Depth profile Depth: 8.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.9 km
Shallow
8.9 km
8.9 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

  • Alaska Peninsula Arc at 155.4°W
    Distance: 81 km ·Lava dome ·Elevation: 402 m ·United States
  • Snowy Mountain
    Distance: 91 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Katmai
    Distance: 92 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Trident
    Distance: 92 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Mageik
    Distance: 95 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Denison
    Distance: 96 km ·Stratovolcano ·Elevation: 2'287 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Larsen Bay AirportUnited States · KLN · PALB
    12.4 kmStraight-line distance
  • Karluk AirportUnited States · KYK · PAKY
    16.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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.

Open seismic profile

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

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

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