M3.4 earthquake 93 km S of Adak, Alaska
A magnitude 3.4 earthquake struck 93 km S of Adak, Alaska on Fri, Feb 13, 1998, 5:33 PM HAST (03:33 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.5 71 km SSW 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
- 3.4 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1998-02-14 03:33:40 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.049° N, 176.396° 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: 7 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.472 km S of Adak, Alaska · 10455 days ago · 58 km deep · 24 km away
- 4.571 km SSW of Adak, Alaska · 10453 days ago · 33 km deep · 50 km away
- 4.440 km E of Adak, Alaska · 10444 days ago · 48 km deep · 98 km away
- 4.558 km SSW of Adak, Alaska · 10423 days ago · 33 km deep · 49 km away
- 4.549 km SSW of Adak, Alaska · 10423 days ago · 33 km deep · 61 km away
- 4.424 km WSW of Adak, Alaska · 10418 days ago · 56 km deep · 95 km away
- 3.876 km SSW of Adak, Alaska · 10411 days ago · 33 km deep · 65 km away
Before
- 3.391 km SSW of Adak, Alaska · 10457 days ago · 33 km deep · 44 km away
- 3.8Andreanof Islands, Aleutian Islands, Alaska · 10458 days ago · 33 km deep · 91 km away
- 4.640 km ESE of Adak, Alaska · 10458 days ago · 43 km deep · 75 km away
- 4.3109 km SE of Adak, Alaska · 10469 days ago · 33 km deep · 79 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0008fyy. Read Fri, Oct 2, 2026, 5:59 AM UTC.