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United States

M2.5 Earthquake near 28 km WNW of Old Harbor, Alaska (United States)

UTC time: 2025-02-02 15:22:39 UTC Local time: —
Magnitude
M2.5
Depth
41.2 km
Source
USGS

28 km WNW of Old Harbor, Alaska

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About this earthquake

A magnitude M2.5 earthquake was recorded near 28 km WNW of Old Harbor, Alaska (United States) on February 2, 2025 at 15:22 UTC. With a focal depth of about 41 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 150 earthquakes, the strongest at M4.0.

Details

ID
bed10b798ad65d5c80af0be2a85d0f30e099c917
Magnitude
M2.5
Depth
41.2 km
UTC time
2025-02-02 15:22:39 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
57.27540, -153.75210
Temperature
4.2°C

Depth profile

Depth profile Depth: 41.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 41.2 km
Shallow
41.2 km
41.2 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

  • Alaska Peninsula Arc at 155.4°W
    Distance: 119 km ·Lava dome ·Elevation: 402 m ·United States
  • Snowy Mountain
    Distance: 130 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Katmai
    Distance: 132 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Trident
    Distance: 133 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Denison
    Distance: 134 km ·Stratovolcano ·Elevation: 2'287 m ·United States
  • Steller
    Distance: 134 km ·Stratovolcano ·Elevation: 2'279 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Old Harbor AirportUnited States · OLH
    29.7 kmStraight-line distance
  • Larsen Bay AirportUnited States · KLN · PALB
    31.9 kmStraight-line distance
  • Akhiok AirportUnited States · AKK · PAKH
    45.6 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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