M4.6 earthquake 36 km SSE of Atka, Alaska
A magnitude 4.6 earthquake struck 36 km SSE of Atka, Alaska on Tue, Nov 13, 1984, 3:08 AM HAST (13:08 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.7 87 km WSW of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1984-11-13 13:08:24 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.884° N, 174.028° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearby
Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.787 km WSW of Atka, Alaska · 15282 days ago · 58 km deep · 86 km away
- 4.6115 km SSW of Atka, Alaska · 15272 days ago · 33 km deep · 91 km away
- 4.333 km NNW of Atka, AK · 15250 days ago · 133 km deep · 69 km away
- 4.354 km SSW of Atka, Alaska · 15244 days ago · 97 km deep · 43 km away
- 5.392 km ESE of Adak, Alaska · 15229 days ago · 59 km deep · 91 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002917. Read Tue, Sep 22, 2026, 5:15 PM UTC.