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M3.7 Depth: 13.8 km

M3.7 Earthquake near 74 km SSE of Adak, Alaska

UTC time: 2025-03-21 14:57:11 UTC Local time: —

About this earthquake

A magnitude M3.7 earthquake was recorded near 74 km SSE of Adak, Alaska on March 21, 2025 at 14:57 UTC. With a focal depth of about 14 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 USGS and cross-checked across seismological networks.

Details

Magnitude
M3.7
Depth
13.8 km
UTC time
2025-03-21 14:57:11 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.26380, -176.18300

Map

Depth profile

Depth profile Depth: 13.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.8 km
Shallow
13.8 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: 85 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
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    Distance: 100 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Kasatochi
    Distance: 112 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Bobrof
    Distance: 113 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Koniuji
    Distance: 129 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States

Stats (last 24h)

Global (24h)
648
Country (24h)
—
—
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