M4.4 earthquake 219 km WSW of Adak, Alaska
A magnitude 4.4 earthquake struck 219 km WSW of Adak, Alaska on Tue, Jan 13, 1987, 8:46 AM HAST (18:46 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M6.2 194 km WSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1987-01-13 18:46:58 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.061° N, 179.519° 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 1.5 and up: 10 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3Andreanof Islands, Aleutian Islands, Alaska · 14484 days ago · 102 km deep · 82 km away
- 6.2194 km WSW of Adak, Alaska · 14474 days ago · 33 km deep · 31 km away
- 5.4193 km WSW of Adak, Alaska · 14474 days ago · 33 km deep · 35 km away
- 5.7274 km WSW of Adak, Alaska · 14457 days ago · 54 km deep · 63 km away
- 4.5299 km WSW of Adak, Alaska · 14457 days ago · 33 km deep · 87 km away
- 4.4279 km WSW of Adak, Alaska · 14457 days ago · 33 km deep · 77 km away
- 4.8280 km WSW of Adak, Alaska · 14457 days ago · 33 km deep · 63 km away
- 5.1278 km WSW of Adak, Alaska · 14457 days ago · 33 km deep · 64 km away
- 4.8130 km WSW of Adak, Alaska · 14453 days ago · 33 km deep · 89 km away
- 4.6Rat Islands, Aleutian Islands, Alaska · 14451 days ago · 33 km deep · 98 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00031n1. Read Sun, Oct 4, 2026, 9:51 PM UTC.