M5.6 earthquake 226 km SE of Atka, Alaska
A magnitude 5.6 earthquake struck 226 km SE of Atka, Alaska on Thu, Jul 29, 1965, 4:08 AM GMT-11 (15:08 UTC), 20 km (12 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.6 (mw), moderate
- Local time
- UTC
- 1965-07-29 15:08:37 UTC
- Depth
- 20.0 km (12.4 mi), shallow
- Epicenter
- 51.076° N, 171.466° 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.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.24
- Depth from
- From location
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem855692 (also filed as ushis2836). Read Tue, Sep 22, 2026, 9:25 PM UTC.