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M1.8 Earthquake near 87 km W of Adak, Alaska

UTC time: 2026-03-17 17:34:47 UTC Local time: —
Magnitude
M1.8
Depth
11.7 km
Source
USGS

87 km W of Adak, Alaska

Map

About this earthquake

On March 17, 2026 at 17:34 UTC, a magnitude M1.8 earthquake occurred near 87 km W of Adak, Alaska. The hypocenter lay relatively close to the surface at around 12 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS.

Details

ID
a63b7c0cefcf083d2333ce660aba03c95ce87b20
Magnitude
M1.8
Depth
11.7 km
UTC time
2026-03-17 17:34:47 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.84700, -177.90600
Temperature
2.3°C

Depth profile

Depth profile Depth: 11.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.7 km
Shallow
11.7 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

  • Takawangha
    Distance: 7 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
  • Tanaga
    Distance: 17 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
  • Bobrof
    Distance: 33 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Kanaga
    Distance: 51 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Gareloi ADVISORY · YELLOW
    Distance: 61 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
  • Moffett
    Distance: 80 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)
483
Country (24h)
—
—
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