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M3.1 Depth: 56.5 km

M3.1 Earthquake near FOX ISLANDS, ALEUTIAN ISLANDS

UTC time: 2026-03-21 09:25:58 UTC Local time: —

About this earthquake

On March 21, 2026 at 09:25 UTC, a magnitude M3.1 earthquake occurred near FOX ISLANDS, ALEUTIAN ISLANDS. The hypocenter lay relatively close to the surface at around 57 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

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

Details

Magnitude
M3.1
Depth
56.5 km
UTC time
2026-03-21 09:25:58 UTC
Local time
—
Country
—
Source
emsc
Coordinates
52.34410, -170.49770
Temperature
-4.0°C

Map

Depth profile

Depth profile Depth: 56.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 56.5 km
Shallow
56.5 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

  • Yunaska
    Distance: 34 km ·Shield ·Elevation: 550 m ·Last eruption: 1937 ·United States
  • Chagulak
    Distance: 50 km ·Stratovolcano ·Elevation: 1'028 m ·United States
  • Herbert
    Distance: 51 km ·Stratovolcano ·Elevation: 1'280 m ·United States
  • Amukta
    Distance: 54 km ·Stratovolcano ·Elevation: 1'066 m ·Last eruption: 1996 ·United States
  • Cleveland
    Distance: 65 km ·Stratovolcano ·Elevation: 1'730 m ·Last eruption: 2020 ·United States
  • Carlisle
    Distance: 68 km ·Stratovolcano ·Elevation: 1'620 m ·Last eruption: 1828 ·United States

Stats (last 24h)

Global (24h)
484
Country (24h)
—
—
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