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United States

M3.3 Earthquake near 42 km ESE of Perryville, Alaska (United States)

UTC time: 2025-02-01 17:36:50 UTC Local time: —
Magnitude
M3.3
Depth
50.5 km
Source
USGS

42 km ESE of Perryville, Alaska

Country overview

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About this earthquake

On February 1, 2025 at 17:36 UTC, a magnitude M3.3 earthquake occurred near 42 km ESE of Perryville, Alaska (United States). With a focal depth of about 51 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by USGS. United States: 150 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
a30eda3afc3fe917a4c93db9173edbe32e549306
Magnitude
M3.3
Depth
50.5 km
UTC time
2025-02-01 17:36:50 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
55.81050, -158.49650
Temperature
5.2°C

Depth profile

Depth profile Depth: 50.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 50.5 km
Shallow
50.5 km
50.5 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

  • Veniaminof
    Distance: 68 km ·Stratovolcano ·Elevation: 2'507 m ·Last eruption: 2021 ·United States
  • Kupreanof ADVISORY · YELLOW
    Distance: 84 km ·Stratovolcano ·Elevation: 1'895 m ·United States
  • Black Peak
    Distance: 84 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
  • Stepovak Bay Group
    Distance: 96 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Aniakchak
    Distance: 121 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Yantarni
    Distance: 157 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Perryville AirportUnited States · KPV · PAPE
    42.8 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 ≥ 3.0 · 1,427 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

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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