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M0.5 Depth: 10.4 km

M0.5 Earthquake near 115 km S of McCarthy, Alaska (United States)

UTC time: 2025-08-25 17:21:36 UTC Local time: —

About this earthquake

On August 25, 2025 at 17:21 UTC, a magnitude M0.5 earthquake occurred near 115 km S of McCarthy, Alaska (United States). With a focal depth of about 10 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 209 earthquakes, the strongest at M3.7.

Details

Magnitude
M0.5
Depth
10.4 km
UTC time
2025-08-25 17:21:36 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.40890, -143.20790
Temperature
1.4°C

Map

Depth profile

Depth profile Depth: 10.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.4 km
Shallow
10.4 km
10.4 km — shallower than the regional average (15.4 km)
Regional average: 15.4 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: 134 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Wrangell
    Distance: 183 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 416 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Alligator Lake
    Distance: 427 km ·Volcanic field ·Elevation: 2'217 m ·Canada
  • Buzzard Creek
    Distance: 488 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 499 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·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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