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M4.5 Depth: 28.5 km

M4.5 Earthquake near 59 km SE of Adak, Alaska

UTC time: 2026-03-11 12:31:42 UTC Local time: —

About this earthquake

A magnitude M4.5 earthquake was recorded near 59 km SE of Adak, Alaska on March 11, 2026 at 12:31 UTC. With a focal depth of about 29 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 event was recorded by USGS.

Details

Magnitude
M4.5
Depth
28.5 km
UTC time
2026-03-11 12:31:42 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.55000, -175.95100
Temperature
1.2°C

Map

Depth profile

Depth profile Depth: 28.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 28.5 km
Shallow
28.5 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

  • Great Sitkin WATCH · ORANGE
    Distance: 60 km ·Stratovolcano ·Elevation: 1'740 m ·Last eruption: 2026 ·United States
  • Moffett
    Distance: 70 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States
  • Kasatochi
    Distance: 76 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Koniuji
    Distance: 93 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States
  • Kanaga
    Distance: 94 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Bobrof
    Distance: 110 km ·Stratovolcano ·Elevation: 738 m ·United States

Stats (last 24h)

Global (24h)
649
Country (24h)
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