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M3.1 Depth: 34.3 km

M3.1 Earthquake near 40 km SSE of Perryville, Alaska (United States)

UTC time: 2025-10-22 07:12:02 UTC Local time: —

About this earthquake

A magnitude M3.1 earthquake was recorded near 40 km SSE of Perryville, Alaska (United States) on October 22, 2025 at 07:12 UTC. The hypocenter lay relatively close to the surface at around 34 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 197 earthquakes, the strongest at M4.7.

Details

Magnitude
M3.1
Depth
34.3 km
UTC time
2025-10-22 07:12:02 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
55.58080, -158.86340
Temperature
5.4°C

Map

Depth profile

Depth profile Depth: 34.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.3 km
Shallow
34.3 km
34.3 km — deeper than the regional average (15.4 km)
Regional average: 15.4 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

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  • Black Peak
    Distance: 108 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
  • Dana
    Distance: 148 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
  • Aniakchak
    Distance: 151 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States

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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