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M3.1 Earthquake near 257 km SSW of Adak, Alaska

UTC time: 2026-09-15 01:27:55 UTC Local time: —
Magnitude
M3.1
Depth
20.0 km
Source
USGS

257 km SSW of Adak, Alaska

Map

About this earthquake

A magnitude M3.1 earthquake was recorded near 257 km SSW of Adak, Alaska on September 15, 2026 at 01:27 UTC. With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS.

Details

ID
f6bc681140185ee8342921a3cb0c40819409f17b
Magnitude
M3.1
Depth
20.0 km
UTC time
2026-09-15 01:27:55 UTC
Local time
—
Country
—
Source
usgs
Coordinates
49.93100, -178.63700
Temperature
11.3°C

Depth profile

Depth profile Depth: 20 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20 km
Shallow
20 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

  • Gareloi
    Distance: 207 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
  • Tanaga
    Distance: 220 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
  • Takawangha
    Distance: 220 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
  • Bobrof
    Distance: 236 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Kanaga
    Distance: 244 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Moffett
    Distance: 260 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·United States

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Stats (last 24h)

Global (24h)
663
Country (24h)
—
—
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