Alaska earthquakes

M5.2 earthquake 140 km WNW of Adak, Alaska

A magnitude 5.2 earthquake struck 140 km WNW of Adak, Alaska on Thu, Jun 14, 1984, 7:27 PM HADT (04:27 UTC), 170 km (106 mi) below the surface.

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The earthquake

Magnitude: 5.2 (mw), moderate
Local time: Thu, Jun 14, 1984, 7:27 PM HADT
UTC: 1984-06-15 04:27:14 UTC
Depth: 170.0 km (105.6 mi), intermediate-depth
Epicenter: 52.335° N, 178.550° 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 2.2 and up: 0 in the 60 days after this one and 0 in the 30 days before it.

None recorded.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000251f (also filed as gcmtb061584a, gcmt19840615042714, iscgem550912). Read Tue, Sep 22, 2026, 9:30 PM UTC.