M4.5 earthquake 139 km WSW of Adak, Alaska
A magnitude 4.5 earthquake struck 139 km WSW of Adak, Alaska on Fri, Nov 27, 1998, 10:04 AM HAST (20:04 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1998-11-27 20:04:02 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.593° N, 178.598° 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: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.9102 km W of Adak, Alaska · 10165 days ago · 66 km deep · 54 km away
- 4.3233 km WSW of Adak, Alaska · 10157 days ago · 33 km deep · 95 km away
- 4.2229 km W of Adak, Alaska · 10147 days ago · 120 km deep · 98 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0008yuh. Read Fri, Oct 2, 2026, 12:28 PM UTC.