Alaska earthquakes

M4.3 earthquake 22 km SE of Adak, Alaska

A magnitude 4.3 earthquake struck 22 km SE of Adak, Alaska on Sat, Jun 6, 1998, 5:25 AM HADT (14:25 UTC), 60 km (37 mi) below the surface.

A larger quake followed: M4.5 51 km ESE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1998-06-06 14:25:01 UTC
Depth
59.9 km (37.2 mi), shallow
Epicenter
51.724° N, 176.420° 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.

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.293 km SSW of Adak, Alaska · 10341 days ago · 33 km deep · 82 km away
  2. 4.551 km ESE of Adak, Alaska · 10337 days ago · 47 km deep · 33 km away
  3. 4.374 km NNE of Adak, Alaska · 10323 days ago · 154 km deep · 87 km away
  4. 3.664 km SSW of Adak, Alaska · 10316 days ago · 33 km deep · 59 km away
  5. 3.458 km S of Adak, Alaska · 10312 days ago · 33 km deep · 43 km away
  6. 4.091 km SE of Adak, Alaska · 10306 days ago · 33 km deep · 70 km away

Before

  1. 4.158 km SSE of Adak, Alaska · 10353 days ago · 33 km deep · 38 km away
  2. 4.277 km WSW of Atka, Alaska · 10367 days ago · 33 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0008peq. Read Fri, Oct 2, 2026, 6:09 AM UTC.