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M2.5 Depth: 5.0 km

M2.5 Earthquake near 83 km W of Karluk, Alaska (United States)

UTC time: 2025-12-09 22:27:19 UTC Local time: —

About this earthquake

On December 9, 2025 at 22:27 UTC, a magnitude M2.5 earthquake occurred near 83 km W of Karluk, Alaska (United States). The hypocenter lay relatively close to the surface at around 5 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 189 earthquakes, the strongest at M4.7.

Details

Magnitude
M2.5
Depth
5.0 km
UTC time
2025-12-09 22:27:19 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
57.55600, -155.85100
Temperature
-7.1°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

  • Ugashik-Peulik
    Distance: 38 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Alaska Peninsula Arc at 155.4°W
    Distance: 44 km ·Lava dome ·Elevation: 402 m ·United States
  • Ukinrek Maars
    Distance: 50 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Kialagvik
    Distance: 66 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Martin
    Distance: 74 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Mageik
    Distance: 79 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·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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