1991 Kalabahi earthquakes
Encyclopedia
Striking the sea adjacent to Timor
Timor
Timor is an island at the southern end of Maritime Southeast Asia, north of the Timor Sea. It is divided between the independent state of East Timor, and West Timor, belonging to the Indonesian province of East Nusa Tenggara. The island's surface is 30,777 square kilometres...

, the 1991 Kalabahi earthquakes left twenty three people dead and injured 181. Taking place about two-and-a-half seconds apart, the earthquakes measured 6.9 on the Richter magnitude scale.

Geography

Kalabahi was the epicenter
Epicenter
The epicenter or epicentre is the point on the Earth's surface that is directly above the hypocenter or focus, the point where an earthquake or underground explosion originates...

 of the earthquake, 2000 kilometres (1,243 mi) east from Jakarta, the Indonesian capital. With a calculated depth of 33.3 kilometres (21 mi), the earthquake was in the ocean between the Timor and Alor islands.

Damage and casualties

The earthquake struck Timor
Timor
Timor is an island at the southern end of Maritime Southeast Asia, north of the Timor Sea. It is divided between the independent state of East Timor, and West Timor, belonging to the Indonesian province of East Nusa Tenggara. The island's surface is 30,777 square kilometres...

 with a magnitude of 6.9. The earthquake, which spawned fatalities on Alor alone, caused 181 injuries. Destroying 1,150 buildings, the earthquake left at least 5,400 civilians homeless.

Damage by the epicenter was estimated at 1991 USD $7,700,000.
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