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M1.3 Depth: 28.7 km

M1.3 Earthquake near 96 km S of McCarthy, Alaska (United States)

UTC time: 2025-12-20 02:30:51 UTC Local time: —

About this earthquake

On December 20, 2025 at 02:30 UTC, a magnitude M1.3 earthquake occurred near 96 km S of McCarthy, Alaska (United States). The hypocenter lay relatively close to the surface at around 29 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 216 earthquakes were recorded in the past 24 hours, the strongest reaching M6.0.

Details

Magnitude
M1.3
Depth
28.7 km
UTC time
2025-12-20 02:30:51 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.57400, -142.73600
Temperature
-21.4°C

Map

Depth profile

Depth profile Depth: 28.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 28.7 km
Shallow
28.7 km
28.7 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

  • Churchill
    Distance: 104 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Wrangell
    Distance: 173 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 385 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Alligator Lake
    Distance: 401 km ·Volcanic field ·Elevation: 2'217 m ·Canada
  • Buzzard Creek
    Distance: 486 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·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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