Magnitude
M3.1
- Depth
- 35.0 km
- Source
- USGS
72 km ESE of Nikolski, Alaska
M3.1 Earthquake near 72 km ESE of Nikolski, Alaska
Map
About this earthquake
On October 15, 2025 at 17:18 UTC, a magnitude M3.1 earthquake occurred near 72 km ESE of Nikolski, Alaska. With a focal depth of about 35 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 data is provided by USGS and cross-checked across seismological networks.
Details
ID
33c0a9c535117050440fc6e7dd4e4e64612c2803
Magnitude
M3.1
Depth
35.0 km
UTC time
2025-10-15 17:18:42 UTC
Local time
—
Country
—
Source
usgs
Coordinates
52.71980,
-167.84550
Temperature
8.4°C
Depth profile
Shallow
35 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
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)
530
Country (24h)
—
—
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