M4.8 earthquake 157 km N of Fais, Micronesia
A magnitude 4.8 earthquake struck 157 km N of Fais, Micronesia on Fri, Aug 16, 1985, 1:45 AM GMT+9 (16:45 UTC), 63 km (39 mi) below the surface.
A larger quake followed: M5.0 152 km N of Fais, Micronesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1985-08-15 16:45:25 UTC
- Depth
- 62.5 km (38.8 mi), shallow
- Epicenter
- 11.174° N, 140.297° E
- Region
- Micronesia
- 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
- FROM_LOCATION
Nearby
Within 100 km, magnitude 1.8 and up: 4 in the 60 days after this one and 6 in the 30 days before it.
After
- 5.0152 km N of Fais, Micronesia · 14974 days ago · 33 km deep · 19 km away
- 4.5162 km N of Fais, Micronesia · 14970 days ago · 33 km deep · 17 km away
- 4.4115 km N of Fais, Micronesia · 14968 days ago · 33 km deep · 53 km away
- 4.9178 km NNW of Fais, Micronesia · 14968 days ago · 33 km deep · 38 km away
Before
- 4.3189 km NNW of Fais, Micronesia · 15014 days ago · 33 km deep · 52 km away
- 5.2150 km N of Fais, Micronesia · 15016 days ago · 33 km deep · 10 km away
- 5.2156 km N of Fais, Micronesia · 15018 days ago · 33 km deep · 2 km away
- 6.1157 km NNW of Fais, Micronesia · 15018 days ago · 24 km deep · 9 km away
- 5.0146 km NNW of Fais, Micronesia · 15018 days ago · 33 km deep · 19 km away
- 4.5137 km N of Fais, Micronesia · 15019 days ago · 33 km deep · 21 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002hsk. Read Tue, Sep 22, 2026, 2:55 PM UTC.