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M3.6 Depth: 8.2 km

M3.6 Earthquake near 89 km SSE of Adak, Alaska

UTC time: 2025-09-24 21:21:20 UTC Local time: —

About this earthquake

A magnitude M3.6 earthquake was recorded near 89 km SSE of Adak, Alaska on September 24, 2025 at 21:21 UTC. With a focal depth of about 8 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 data is provided by USGS and cross-checked across seismological networks.

Details

Magnitude
M3.6
Depth
8.2 km
UTC time
2025-09-24 21:21:20 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.16460, -176.03860
Temperature
9.9°C

Map

Depth profile

Depth profile Depth: 8.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.2 km
Shallow
8.2 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

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    Distance: 100 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
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  • Kasatochi
    Distance: 118 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Bobrof
    Distance: 127 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Koniuji
    Distance: 133 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States

Stats (last 24h)

Global (24h)
649
Country (24h)
—
—
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