M4.6 earthquake 190 km NW of Tobelo, Indonesia
A magnitude 4.6 earthquake struck 190 km NW of Tobelo, Indonesia on Wed, Sep 9, 1987, 11:39 AM GMT+8 (03:39 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.4 126 km WNW of Tobelo, 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, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1987-09-09 03:39:50 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 3.158° N, 127.049° 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 1.6 and up: 5 in the 60 days after this one and 5 in the 30 days before it.
After
- 5.2208 km NW of Tobelo, Indonesia · 14267 days ago · 71 km deep · 40 km away
- 5.0207 km NW of Tobelo, Indonesia · 14267 days ago · 73 km deep · 37 km away
- 5.1199 km NW of Tobelo, Indonesia · 14265 days ago · 33 km deep · 29 km away
- 4.5221 km NNW of Tobelo, Indonesia · 14256 days ago · 33 km deep · 45 km away
- 5.4126 km WNW of Tobelo, Indonesia · 14248 days ago · 39 km deep · 93 km away
Before
- 4.5151 km NW of Tobelo, Indonesia · 14272 days ago · 33 km deep · 49 km away
- 4.8203 km NW of Tobelo, Indonesia · 14272 days ago · 33 km deep · 18 km away
- 4.7205 km NW of Tobelo, Indonesia · 14272 days ago · 33 km deep · 19 km away
- 4.4217 km NNW of Tobelo, Indonesia · 14272 days ago · 33 km deep · 27 km away
- 4.6203 km NW of Tobelo, Indonesia · 14272 days ago · 33 km deep · 17 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000387x. Read Fri, Oct 2, 2026, 6:50 AM UTC.