Indonesia earthquakes

M5.8 earthquake 138 km NW of Ternate, Indonesia

A magnitude 5.8 earthquake struck 138 km NW of Ternate, Indonesia on Mon, Aug 18, 1986, 11:16 PM GMT+9 (14:16 UTC), 33 km (21 mi) below the surface.

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The earthquake

Magnitude: 5.8 (mw), moderate
Local time: Mon, Aug 18, 1986, 11:16 PM GMT+9
UTC: 1986-08-18 14:16:14 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 1.739° N, 126.575° 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 2.8 and up: 26 in the 60 days after this one and 47 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002x9g (also filed as gcmtb081886b, gcmt19860818141614, iscgem488892). Read Tue, Sep 29, 2026, 8:02 PM UTC.