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M2.1 Depth: 0.3 km

M2.1 Earthquake near 51 km WNW of Petersville, Alaska (United States)

UTC time: 2025-12-30 05:20:25 UTC Local time: —

About this earthquake

A magnitude M2.1 earthquake was recorded near 51 km WNW of Petersville, Alaska (United States) on December 30, 2025 at 05:20 UTC. The hypocenter lay relatively close to the surface at around 0 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 192 earthquakes, the strongest at M4.3.

Details

Magnitude
M2.1
Depth
0.3 km
UTC time
2025-12-30 05:20:25 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.71800, -151.64600
Temperature
-13.6°C

Map

Depth profile

Depth profile Depth: 0.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.3 km
Shallow
0.3 km
0.3 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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

  • Hayes
    Distance: 126 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 161 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 219 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 255 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 308 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 385 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States

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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