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M3.0 Depth: 11.6 km

M3.0 Earthquake near NORTHERN ALASKA (United States)

UTC time: 2025-08-20 05:16:34 UTC Local time: —

About this earthquake

A magnitude M3.0 earthquake was recorded near NORTHERN ALASKA (United States) on August 20, 2025 at 05:16 UTC. With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. United States: 207 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M3.0
Depth
11.6 km
UTC time
2025-08-20 05:16:34 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
66.22320, -157.37890
Temperature
7.7°C

Map

Depth profile

Depth profile Depth: 11.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.6 km
Shallow
11.6 km
11.6 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

  • Imuruk Lake
    Distance: 287 km ·Volcanic field ·Elevation: 610 m ·Last eruption: 300 ·United States
  • St. Michael
    Distance: 381 km ·Volcanic field ·Elevation: 715 m ·United States
  • Buzzard Creek
    Distance: 482 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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