M4.5 earthquake 220 km SSW of Sofifi, Indonesia
A magnitude 4.5 earthquake struck 220 km SSW of Sofifi, Indonesia on Sun, Feb 23, 1986, 12:32 PM GMT+9 (03:32 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M6.2 200 km SSW of Ternate, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1986-02-23 03:32:16 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 1.175° S, 126.992° E
- Region
- Indonesia
- 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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.7237 km SSW of Sofifi, Indonesia · 14826 days ago · 33 km deep · 18 km away
- 3.9188 km SSW of Sofifi, Indonesia · 14795 days ago · 50 km deep · 33 km away
- 5.3191 km SSW of Sofifi, Indonesia · 14795 days ago · 40 km deep · 29 km away
- 6.2200 km SSW of Ternate, Indonesia · 14784 days ago · 13 km deep · 29 km away
- 4.9230 km SSW of Ternate, Indonesia · 14784 days ago · 71 km deep · 31 km away
- 4.6198 km SSW of Ternate, Indonesia · 14780 days ago · 33 km deep · 48 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002r7z. Read Thu, Oct 1, 2026, 1:39 PM UTC.