M5.8 earthquake 131 km S of Atka, Alaska
A magnitude 5.8 earthquake struck 131 km S of Atka, Alaska on Tue, Apr 24, 1928, 10:32 AM GMT-11 (21:32 UTC), 35 km (22 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (mw), moderate
- Local time
- UTC
- 1928-04-24 21:32:34 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 51.016° N, 174.389° 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
- ±0.20
- Depth from
- From location
Nearby
Within 100 km, magnitude 2.8 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem908640. Read Tue, Sep 29, 2026, 9:07 AM UTC.