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M4.2 Depth: 10.3 km

M4.2 Earthquake near 170 km E of Atka, Alaska

UTC time: 2026-05-22 20:10:52 UTC Local time: —

About this earthquake

On May 22, 2026 at 20:10 UTC, a magnitude M4.2 earthquake occurred near 170 km E of Atka, Alaska. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS.

Details

Magnitude
M4.2
Depth
10.3 km
UTC time
2026-05-22 20:10:52 UTC
Local time
—
Country
—
Source
usgs
Coordinates
52.38940, -171.72390

Map

Depth profile

Depth profile Depth: 10.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.3 km
Shallow
10.3 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

  • Amukta
    Distance: 34 km ·Stratovolcano ·Elevation: 1'066 m ·Last eruption: 1996 ·United States
  • Chagulak
    Distance: 45 km ·Stratovolcano ·Elevation: 1'028 m ·United States
  • Seguam
    Distance: 54 km ·Stratovolcano(es) ·Elevation: 1'054 m ·Last eruption: 1993 ·United States
  • Yunaska
    Distance: 79 km ·Shield ·Elevation: 550 m ·Last eruption: 1937 ·United States
  • Herbert
    Distance: 116 km ·Stratovolcano ·Elevation: 1'280 m ·United States
  • Carlisle
    Distance: 126 km ·Stratovolcano ·Elevation: 1'620 m ·Last eruption: 1828 ·United States

Stats (last 24h)

Global (24h)
623
Country (24h)
—
—
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