M3.9 earthquake 157 km ENE of Tual, Indonesia
A magnitude 3.9 earthquake struck 157 km ENE of Tual, Indonesia on Sun, Sep 27, 1987, 10:13 PM GMT+9 (13:13 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.2 113 km NE of Tual, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (mb), minor
- Local time
- UTC
- 1987-09-27 13:13:06 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 4.874° S, 133.953° 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: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.2113 km NE of Tual, Indonesia · 14216 days ago · 33 km deep · 44 km away
- 4.2188 km ENE of Tual, Indonesia · 14197 days ago · 33 km deep · 33 km away
- 4.9156 km ENE of Tual, Indonesia · 14193 days ago · 33 km deep · 2 km away
Before
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00038s9. Read Tue, Sep 22, 2026, 10:55 AM UTC.