Indonesia earthquakes

M4.8 earthquake 167 km NW of Tobelo, Indonesia

A magnitude 4.8 earthquake struck 167 km NW of Tobelo, Indonesia on Fri, Aug 3, 2001, 5:33 AM GMT+9 (20:33 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.9 164 km NW of Tobelo, Indonesia. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 4.8 (mwc), light
Local time: Fri, Aug 3, 2001, 5:33 AM GMT+9
UTC: 2001-08-02 20:33:37 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 2.744° N, 126.890° 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.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Reverse (thrust)
Nodal plane 1: Strike 235°, dip 39°, rake 96°
Nodal plane 2: Strike 47°, dip 51°, rake 85°

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED
Stations used: 60

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 13 in the 60 days after this one and 1 in the 30 days before it.

After

Before

4.8160 km NW of Tobelo, IndonesiaFri, Aug 3, 4:35 AM GMT+9 · 9189 days ago · 33 km deep · 12 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000akrh (also filed as gcmtb080201b, gcmt20010802203337). Read Tue, Sep 29, 2026, 11:12 AM UTC.