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M2.1 Depth: 0.8 km

M2.1 Earthquake near 16 km WNW of Willow, Alaska (United States)

UTC time: 2025-12-28 10:22:14 UTC Local time: —

About this earthquake

On December 28, 2025 at 10:22 UTC, a magnitude M2.1 earthquake occurred near 16 km WNW of Willow, Alaska (United States). The hypocenter lay relatively close to the surface at around 1 km, increasing how strongly it was felt. 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 177 earthquakes, the strongest at M4.3.

Details

Magnitude
M2.1
Depth
0.8 km
UTC time
2025-12-28 10:22:14 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.80500, -150.32100
Temperature
-13.0°C

Map

Depth profile

Depth profile Depth: 0.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.8 km
Shallow
0.8 km
0.8 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: 112 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 117 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 196 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 247 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Buzzard Creek
    Distance: 268 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Augustine
    Distance: 320 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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