M4.7 earthquake 71 km W of Tobelo, Indonesia
A magnitude 4.7 earthquake struck 71 km W of Tobelo, Indonesia on Sat, Jul 18, 1987, 7:51 PM GMT+9 (10:51 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.0 83 km N 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
- 4.7 (mb), light
- Local time
- UTC
- 1987-07-18 10:51:29 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 1.722° N, 127.371° 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 1.7 and up: 6 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.462 km S of Tobelo, Indonesia · 14301 days ago · 31 km deep · 99 km away
- 5.083 km N of Ternate, Indonesia · 14300 days ago · 136 km deep · 23 km away
- 4.4155 km WNW of Tobelo, Indonesia · 14289 days ago · 33 km deep · 97 km away
- 4.415 km SSE of Tobelo, Indonesia · 14275 days ago · 128 km deep · 76 km away
- 5.2161 km WNW of Tobelo, Indonesia · 14272 days ago · 45 km deep · 95 km away
- 5.277 km WNW of Tobelo, Indonesia · 14270 days ago · 126 km deep · 23 km away
Before
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00036rc. Read Tue, Sep 22, 2026, 10:02 AM UTC.