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M3.7 Depth: 10.0 km

M3.7 Earthquake near Aleutians East Borough, Alaska (United States)

UTC time: 2026-08-20 14:46:39 UTC Local time: —

About this earthquake

A magnitude M3.7 earthquake was recorded near Aleutians East Borough, Alaska (United States) on August 20, 2026 at 14:46 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 213 earthquakes, the strongest at M3.7.

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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

  • Dana
    Distance: 56 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
  • Stepovak Bay Group
    Distance: 79 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Pavlof Sister
    Distance: 82 km ·Stratovolcano ·Elevation: 2'142 m ·United States
  • Pavlof
    Distance: 84 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
  • Emmons Lake Volcanic Center
    Distance: 92 km ·Caldera ·Elevation: 1'534 m ·United States
  • Kupreanof ADVISORY · YELLOW
    Distance: 94 km ·Stratovolcano ·Elevation: 1'895 m ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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