M5.5 earthquake 105 km NNW of Adak, Alaska
A magnitude 5.5 earthquake struck 105 km NNW of Adak, Alaska on Fri, Dec 2, 1960, 8:07 PM GMT-11 (07:07 UTC), 160 km (99 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (ms), moderate
- Local time
- UTC
- 1960-12-03 07:07:42 UTC
- Depth
- 160.0 km (99.4 mi), intermediate-depth
- Epicenter
- 52.700° N, 177.400° W
- Region
- Alaska
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ushis2471. Read Tue, Sep 22, 2026, 6:17 AM UTC.