M3.6 earthquake 243 km ESE of Amahai, Indonesia
A magnitude 3.6 earthquake struck 243 km ESE of Amahai, Indonesia on Tue, May 21, 1985, 5:48 PM GMT+9 (08:48 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.4 231 km SE of Amahai, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (mb), minor
- Local time
- UTC
- 1985-05-21 08:48:37 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 4.075° S, 130.985° 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: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002f1m. Read Tue, Sep 22, 2026, 8:47 PM UTC.