M4.6 earthquake 126 km WSW of Adak, Alaska
A magnitude 4.6 earthquake struck 126 km WSW of Adak, Alaska on Tue, Mar 31, 1998, 11:46 AM HAST (21:46 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1998-03-31 21:46:23 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.298° N, 178.208° 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: 7 in the 60 days after this one and 2 in the 30 days before it.
After
- 3.876 km SSW of Adak, Alaska · 10411 days ago · 33 km deep · 68 km away
- 4.0140 km W of Adak, Alaska · 10404 days ago · 33 km deep · 53 km away
- 4.652 km SW of Adak, Alaska · 10393 days ago · 43 km deep · 75 km away
- 4.635 km SW of Adak, Alaska · 10387 days ago · 40 km deep · 94 km away
- 3.299 km SW of Adak, Alaska · 10384 days ago · 61 km deep · 36 km away
- 4.2119 km WSW of Adak, Alaska · 10372 days ago · 33 km deep · 9 km away
- 4.3122 km SW of Adak, Alaska · 10366 days ago · 33 km deep · 18 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0008jbv. Read Fri, Oct 2, 2026, 2:42 AM UTC.