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M1.5 Depth: 5.0 km

M1.5 Earthquake near 69 km NNW of Karluk, Alaska (United States)

UTC time: 2025-12-09 23:53:15 UTC Local time: —

About this earthquake

A magnitude M1.5 earthquake was recorded near 69 km NNW of Karluk, Alaska (United States) on December 9, 2025 at 23:53 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: 197 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

Magnitude
M1.5
Depth
5.0 km
UTC time
2025-12-09 23:53:15 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
58.17700, -154.68800
Temperature
-2.5°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

  • Snowy Mountain
    Distance: 18 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Katmai
    Distance: 19 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Trident
    Distance: 25 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Novarupta
    Distance: 29 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States
  • Denison
    Distance: 30 km ·Stratovolcano ·Elevation: 2'287 m ·United States
  • Griggs
    Distance: 31 km ·Stratovolcano ·Elevation: 2'317 m ·Last eruption: -1790 ·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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