Indonesia earthquakes

M5.9 earthquake 134 km NW of Ternate, Indonesia

A magnitude 5.9 earthquake struck 134 km NW of Ternate, Indonesia on Sat, Jan 24, 1987, 2:51 AM GMT+9 (17:51 UTC), 72 km (45 mi) below the surface.

A larger quake followed: M6.4 138 km WNW of Ternate, Indonesia. This one was a foreshock.

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The earthquake

Magnitude: 5.9 (mw), moderate
Local time: Sat, Jan 24, 1987, 2:51 AM GMT+9
UTC: 1987-01-23 17:51:09 UTC
Depth: 71.9 km (44.7 mi), intermediate-depth
Epicenter: 1.646° N, 126.531° 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: CONSTRAINED_BY_DEPTH_PHASES

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 20 in the 60 days after this one and 3 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00031vf (also filed as gcmtb012387a, gcmt19870123175105, iscgem477184). Read Tue, Sep 22, 2026, 6:15 AM UTC.