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M1.9 Depth: 5.0 km

M1.9 Earthquake near 55 km SSW of Alcan Border, Alaska (United States)

UTC time: 2025-12-04 02:23:54 UTC Local time: —

About this earthquake

A magnitude M1.9 earthquake was recorded near 55 km SSW of Alcan Border, Alaska (United States) on December 4, 2025 at 02:23 UTC. With a focal depth of about 5 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 190 earthquakes, the strongest at M5.0.

Details

Magnitude
M1.9
Depth
5.0 km
UTC time
2025-12-04 02:23:54 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.24786, -141.70151
Temperature
-5.6°C

Map

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
5 km — shallower than the regional average (15.6 km)
Regional average: 15.6 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

  • Churchill
    Distance: 97 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Wrangell
    Distance: 123 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 234 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Alligator Lake
    Distance: 392 km ·Volcanic field ·Elevation: 2'217 m ·Canada
  • Buzzard Creek
    Distance: 393 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·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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