Micronesia earthquakes

M5.4 earthquake 280 km N of Fais, Micronesia

A magnitude 5.4 earthquake struck 280 km N of Fais, Micronesia on Sat, Oct 27, 1984, 6:02 PM GMT+9 (09:02 UTC), 44 km (27 mi) below the surface.

A larger quake followed: M5.6 279 km N of Fais, Micronesia. This one was a foreshock.

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The earthquake

Magnitude
5.4 (mw), moderate
Local time
UTC
1984-10-27 09:02:30 UTC
Depth
44.1 km (27.4 mi), shallow
Epicenter
12.291° N, 140.774° E
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 2.4 and up: 4 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 5.2280 km N of Fais, Micronesia · 15307 days ago · 45 km deep · 2 km away
  2. 4.7289 km N of Fais, Micronesia · 15306 days ago · 66 km deep · 19 km away
  3. 5.6279 km N of Fais, Micronesia · 15286 days ago · 33 km deep · 4 km away
  4. 5.4280 km N of Fais, Micronesia · 15286 days ago · 33 km deep · 3 km away

Before

  1. 5.1285 km N of Fais, Micronesia · 15307 days ago · 59 km deep · 9 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00028jd (also filed as gcmtb102784b, gcmt19841027090229, iscgem542194). Read Thu, Sep 24, 2026, 12:06 PM UTC.