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M2.5 Depth: 11.4 km

M2.5 Earthquake near SOUTHEASTERN ALASKA (United States)

UTC time: 2025-05-21 15:28:39 UTC Local time: —

About this earthquake

On May 21, 2025 at 15:28 UTC, a magnitude M2.5 earthquake occurred near SOUTHEASTERN ALASKA (United States). With a focal depth of about 11 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 178 earthquakes, the strongest at M3.6.

Details

Magnitude
M2.5
Depth
11.4 km
UTC time
2025-05-21 15:28:39 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
59.92020, -140.24530
Temperature
1.0°C

Map

Depth profile

Depth profile Depth: 11.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.4 km
Shallow
11.4 km
11.4 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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: 182 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Alligator Lake
    Distance: 273 km ·Volcanic field ·Elevation: 2'217 m ·Canada
  • Wrangell
    Distance: 308 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 368 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Atlin Volcanic Field
    Distance: 386 km ·Pyroclastic cone(s) ·Elevation: 1'880 m ·Canada
  • Edgecumbe
    Distance: 412 km ·Volcanic field ·Elevation: 970 m ·Last eruption: -2080 ·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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