Magnitude
M4.0
- Depth
- 11.7 km
- Source
- USGS
92 km SSE of Adak, Alaska
M4.0 Earthquake near 92 km SSE of Adak, Alaska
Map
About this earthquake
A magnitude M4.0 earthquake was recorded near 92 km SSE of Adak, Alaska on October 17, 2026 at 03:34 UTC. With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.
The data is provided by USGS and cross-checked across seismological networks.
Details
ID
9115b2cfae6c414ffe9942aaa5c5fd7cccd86a60
Magnitude
M4.0
Depth
11.7 km
UTC time
2026-10-17 03:34:02 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.07700,
-176.24600
Temperature
8.6°C
Depth profile
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
-
Great Sitkin WATCH · ORANGE
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 overviewStats (last 24h)
Global (24h)
559
Country (24h)
—
—
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