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M1.2 Depth: 17.6 km

M1.2 Earthquake near 17 km N of Four Mile Road, Alaska (United States)

UTC time: 2025-12-31 01:00:51 UTC Local time: —

About this earthquake

On December 31, 2025 at 01:00 UTC, a magnitude M1.2 earthquake occurred near 17 km N of Four Mile Road, Alaska (United States). With a focal depth of about 18 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 193 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

Magnitude
M1.2
Depth
17.6 km
UTC time
2025-12-31 01:00:51 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
64.76200, -149.08300
Temperature
-37.5°C

Map

Depth profile

Depth profile Depth: 17.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.6 km
Shallow
17.6 km
17.6 km — close to 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

  • Buzzard Creek
    Distance: 84 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 385 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Wrangell
    Distance: 397 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 417 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·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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