Back to map
M1.6 Depth: 57.4 km

M1.6 Earthquake near 24 km NW of Karluk, Alaska (United States)

UTC time: 2025-12-09 20:07:48 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near 24 km NW of Karluk, Alaska (United States) on December 9, 2025 at 20:07 UTC. With a focal depth of about 57 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 189 earthquakes, the strongest at M4.7.

Details

Magnitude
M1.6
Depth
57.4 km
UTC time
2025-12-09 20:07:48 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
57.71800, -154.75300
Temperature
-6.2°C

Map

Depth profile

Depth profile Depth: 57.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 57.4 km
Shallow
57.4 km
57.4 km — deeper 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

  • Alaska Peninsula Arc at 155.4°W
    Distance: 43 km ·Lava dome ·Elevation: 402 m ·United States
  • Mageik
    Distance: 61 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Trident
    Distance: 61 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Martin
    Distance: 62 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Katmai
    Distance: 63 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Novarupta
    Distance: 65 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·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.

Share