Indonesia earthquakes

M5.1 earthquake 183 km ESE of Gorontalo, Indonesia

A magnitude 5.1 earthquake struck 183 km ESE of Gorontalo, Indonesia on Mon, Sep 8, 2003, 9:14 AM GMT+8 (01:14 UTC), 33 km (21 mi) below the surface.

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Map

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

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The earthquake

Magnitude
5.1 (Mwc, centroid moment), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2003-09-08 01:14:01 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
0.350° S, 124.456° E
Region
Indonesia
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
5.1Mwc, centroid momentUSGS National Earthquake Information CenterPreferred · Reviewed
5.1Mw, momentISC-GEM global catalogFinal · ±0.1
5.1Mwc, centroid momentGlobal CMT projectPreliminary

What happened

The USGS’s account of the effects of this earthquake.

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for usp000c71g. U.S. Geological Survey text and figures are in the public domain.

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 223°, dip 9°, rake 103°
Nodal plane 2
Strike 30°, dip 81°, rake 88°

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED
Station coverage gap
90°
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 2.1 and up: 1 in the 60 days after this one and 1 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000c71g (also filed as gcmtb090803a, gcmt20030908011401, iscgem7121610). Read Thu, Oct 1, 2026, 12:17 PM UTC.