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M1.8 Depth: 82.3 km

M1.8 Earthquake near 54 km WSW of Cantwell, Alaska (United States)

UTC time: 2025-12-17 23:22:36 UTC Local time: —

About this earthquake

On December 17, 2025 at 23:22 UTC, a magnitude M1.8 earthquake occurred near 54 km WSW of Cantwell, Alaska (United States). At around 82 km, the focal depth places this among intermediate-depth events. 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 220 earthquakes, the strongest at M4.9.

Details

Magnitude
M1.8
Depth
82.3 km
UTC time
2025-12-17 23:22:36 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
63.17200, -149.92600
Temperature
-12.6°C

Map

Depth profile

Depth profile Depth: 82.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 82.3 km
Intermediate
82.3 km
82.3 km — deeper than the regional average (15.7 km)
Regional average: 15.7 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Buzzard Creek
    Distance: 123 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: 241 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 329 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 333 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 387 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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