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M3.9 Depth: 1.9 km

M3.9 Earthquake near 91 km NNE of Yakutat, Alaska (United States)

UTC time: 2025-12-06 21:50:43 UTC Local time: —

About this earthquake

On December 6, 2025 at 21:50 UTC, a magnitude M3.9 earthquake occurred near 91 km NNE of Yakutat, Alaska (United States). With a focal depth of about 2 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 229 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

Magnitude
M3.9
Depth
1.9 km
UTC time
2025-12-06 21:50:43 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.34296, -139.31750
Temperature
-16.2°C

Map

Depth profile

Depth profile Depth: 1.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.9 km
Shallow
1.9 km
1.9 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: 175 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Alligator Lake
    Distance: 214 km ·Volcanic field ·Elevation: 2'217 m ·Canada
  • Fort Selkirk
    Distance: 305 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Wrangell
    Distance: 312 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Atlin Volcanic Field
    Distance: 338 km ·Pyroclastic cone(s) ·Elevation: 1'880 m ·Canada
  • Edgecumbe
    Distance: 420 km ·Volcanic field ·Elevation: 970 m ·Last eruption: -2080 ·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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