M4.7 earthquake 130 km NNE of Colonia, Micronesia
A magnitude 4.7 earthquake struck 130 km NNE of Colonia, Micronesia on Tue, Feb 25, 1986, 6:12 AM GMT+9 (21:12 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.2 191 km NNE of Colonia, Micronesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1986-02-24 21:12:07 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 10.605° N, 138.585° 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
- OPERATOR_ASSIGNED
Nearby
Within 100 km, magnitude 1.7 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayMicronesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002r9w. Read Thu, Oct 1, 2026, 11:13 AM UTC.