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M4.8 Depth: 35.0 km

M4.8 Earthquake near 76 km SSE of Adak, Alaska

UTC time: 2025-03-19 09:20:12 UTC Local time: —

About this earthquake

A magnitude M4.8 earthquake was recorded near 76 km SSE of Adak, Alaska on March 19, 2025 at 09:20 UTC. With a focal depth of about 35 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks.

Details

Magnitude
M4.8
Depth
35.0 km
UTC time
2025-03-19 09:20:12 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.27780, -176.09580

Map

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 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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  • Kasatochi
    Distance: 108 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Bobrof
    Distance: 116 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Koniuji
    Distance: 124 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States

Stats (last 24h)

Global (24h)
659
Country (24h)
—
—
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