M4.6 earthquake 109 km SSW of Ternate, Indonesia
A magnitude 4.6 earthquake struck 109 km SSW of Ternate, Indonesia on Tue, Apr 22, 1986, 2:40 AM GMT+9 (17:40 UTC), 86 km (53 mi) below the surface.
A larger quake followed: M5.1 38 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
- 4.6 (mb), light
- Local time
- UTC
- 1986-04-21 17:40:59 UTC
- Depth
- 85.6 km (53.2 mi), intermediate-depth
- Epicenter
- 0.156° S, 127.106° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 1 in the 60 days after this one and 4 in the 30 days before it.
After
Before
- 4.6198 km SSW of Ternate, Indonesia · 14771 days ago · 33 km deep · 91 km away
- 6.2200 km SSW of Ternate, Indonesia · 14775 days ago · 13 km deep · 92 km away
- 5.3191 km SSW of Sofifi, Indonesia · 14786 days ago · 40 km deep · 85 km away
- 3.9188 km SSW of Sofifi, Indonesia · 14786 days ago · 50 km deep · 82 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002t36. Read Tue, Sep 22, 2026, 7:54 AM UTC.