Indonesia earthquakes

M5.5 earthquake 56 km SSE of Tobelo, Indonesia

A magnitude 5.5 earthquake struck 56 km SSE of Tobelo, Indonesia on Mon, Aug 11, 2003, 9:22 AM GMT+9 (00:22 UTC), 10 km (6 mi) below the surface.

Tobelo forecastMore in Indonesia

Map

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

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The earthquake

Magnitude
5.5 (mb), moderate
Local time
UTC
2003-08-11 00:22:26 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
1.257° N, 128.195° E
Region
Indonesia
Strongest shaking
VI, strong shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
VI, strong shaking
Peak ground acceleration
25.6% of gravity
Peak ground velocity
2.8 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

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
Station coverage gap
83°
Stations used
101

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 9 in the 60 days after this one and 2 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000c4kx (also filed as iscgem7059236, atlas20030811002226, iscgemsup7059236). Read Wed, Sep 30, 2026, 3:15 PM UTC.