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M3.0 earthquake Banda Sea

A magnitude 3.0 earthquake struck in the Banda Sea on Tue, May 21, 1985, 11:59 AM GMT+8 (03:59 UTC), 79 km (49 mi) below the surface.

A larger quake followed: M4.2 Kepulauan Barat Daya, Indonesia. This one was a foreshock.

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The earthquake

Magnitude
3.0 (mb), minor
Local time
UTC
1985-05-21 03:59:49 UTC
Depth
78.8 km (49.0 mi), intermediate-depth
Epicenter
6.866° S, 129.549° E
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
FROM_LOCATION

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 6 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002f1c. Read Tue, Sep 22, 2026, 7:47 PM UTC.