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M2.5 Depth: 47.1 km

M2.5 Earthquake near 26 km NW of Nanwalek, Alaska (United States)

UTC time: 2025-12-31 07:10:27 UTC Local time: —

About this earthquake

A magnitude M2.5 earthquake was recorded near 26 km NW of Nanwalek, Alaska (United States) on December 31, 2025 at 07:10 UTC. With a focal depth of about 47 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 196 earthquakes, the strongest at M4.3.

Details

Magnitude
M2.5
Depth
47.1 km
UTC time
2025-12-31 07:10:27 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
59.53100, -152.23600
Temperature
-3.3°C

Map

Depth profile

Depth profile Depth: 47.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 47.1 km
Shallow
47.1 km
47.1 km — deeper 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

  • Augustine
    Distance: 70 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Iliamna
    Distance: 73 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Douglas
    Distance: 106 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Redoubt
    Distance: 110 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Fourpeaked
    Distance: 118 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Kaguyak
    Distance: 145 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·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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