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M1.8 Depth: 34.4 km

M1.8 Earthquake near 50 km N of Chickaloon, Alaska (United States)

UTC time: 2025-12-24 05:09:44 UTC Local time: —

About this earthquake

On December 24, 2025 at 05:09 UTC, a magnitude M1.8 earthquake occurred near 50 km N of Chickaloon, Alaska (United States). With a focal depth of about 34 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: 249 earthquakes were recorded in the past 24 hours, the strongest reaching M5.5.

Details

Magnitude
M1.8
Depth
34.4 km
UTC time
2025-12-24 05:09:44 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.24600, -148.54600
Temperature
-10.6°C

Map

Depth profile

Depth profile Depth: 34.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.4 km
Shallow
34.4 km
34.4 km — deeper than the regional average (15.7 km)
Regional average: 15.7 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

  • Buzzard Creek
    Distance: 202 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 213 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 221 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 237 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 297 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 346 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·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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