M4.9 earthquake 22 km SW of Ambon, Indonesia
A magnitude 4.9 earthquake struck 22 km SW of Ambon, Indonesia on Sat, Mar 12, 1983, 5:41 PM GMT+9 (08:41 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.2 50 km SSW of Ambon, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1983-03-12 08:41:51 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 3.850° S, 128.049° 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 1.9 and up: 3 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.865 km S of Ambon, Indonesia · 15900 days ago · 33 km deep · 48 km away
- 5.250 km SSW of Ambon, Indonesia · 15900 days ago · 21 km deep · 30 km away
- 5.570 km SW of Ambon, Indonesia · 15898 days ago · 29 km deep · 48 km away
Before
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001tkd. Read Tue, Sep 22, 2026, 7:43 PM UTC.