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M3.0 Depth: 10.0 km

M3.0 Earthquake near 88 km SSE of Adak, Alaska

UTC time: 2025-03-21 16:39:48 UTC Local time: —

About this earthquake

On March 21, 2025 at 16:39 UTC, a magnitude M3.0 earthquake occurred near 88 km SSE of Adak, Alaska. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS.

Details

Magnitude
M3.0
Depth
10.0 km
UTC time
2025-03-21 16:39:48 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.14790, -176.11880

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
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

  • Moffett
    Distance: 99 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
  • Great Sitkin WATCH · ORANGE
    Distance: 103 km ·Stratovolcano ·Elevation: 1'740 m ·Last eruption: 2026 ·United States
  • Kanaga
    Distance: 113 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Kasatochi
    Distance: 122 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Bobrof
    Distance: 125 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Koniuji
    Distance: 137 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States

Stats (last 24h)

Global (24h)
655
Country (24h)
—
—
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