M4.0 earthquake 147 km E of Amahai, Indonesia
A magnitude 4.0 earthquake struck 147 km E of Amahai, Indonesia on Fri, Aug 20, 1982, 5:34 AM GMT+9 (20:34 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.9 169 km E 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
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1982-08-19 20:34:58 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 3.295° S, 130.250° 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 6 in the 30 days before it.
After
- 4.9169 km E of Amahai, Indonesia · 16109 days ago · 33 km deep · 26 km away
- 4.0157 km E of Amahai, Indonesia · 16106 days ago · 60 km deep · 11 km away
- 4.0138 km E of Amahai, Indonesia · 16088 days ago · 33 km deep · 31 km away
Before
- 4.7160 km ENE of Amahai, Indonesia · 16125 days ago · 33 km deep · 30 km away
- 4.8160 km E of Amahai, Indonesia · 16126 days ago · 33 km deep · 22 km away
- 5.4169 km ENE of Amahai, Indonesia · 16126 days ago · 33 km deep · 36 km away
- 5.6156 km ENE of Amahai, Indonesia · 16126 days ago · 21 km deep · 26 km away
- 4.4188 km E of Amahai, Indonesia · 16126 days ago · 33 km deep · 46 km away
- 4.9159 km ENE of Amahai, Indonesia · 16138 days ago · 33 km deep · 71 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001p5a. Read Mon, Oct 5, 2026, 3:55 AM UTC.