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1968 Sulawesi earthquake

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Earthquake in Indonesia
1968 Sulawesi earthquake and tsunami
1968 Sulawesi earthquake is located in Indonesia
1968 Sulawesi earthquake
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1968 Sulawesi earthquake is located in Sulawesi
1968 Sulawesi earthquake
Show map of Sulawesi
UTC time1968-08-14 22:14:23
ISC event818025
USGS-ANSSComCat
Local dateAugust 15, 1968 (1968-08-15)
Local time06:14:23
Magnitude7.4ML
7.2Mw(USGS)
Depth17 km (11 mi)[1]
Epicenter0°04′N119°41′E / 0.06°N 119.69°E /0.06; 119.69[1]
FaultPalu-Koro fault
Areas affectedIndonesia
Max. intensityMMI IX (Violent)
Casualties213 killed

The1968 Sulawesi earthquake struckIndonesia on August 14. It had aRichter magnitude of 7.4, spawned a largetsunami, and killed roughly 200 people.

Damage and casualties

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The earthquake had a Richter magnitude of 7.4. It created atsunami with wave heights of 8 m (26 ft) to 10 m (33 ft), which soon traveled ontoSulawesi. The most extensive waves reached 300 m (980 ft) inland, destroying 700 homes and killing around 200 people.[2]

Geology

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The earthquake ruptured alongPalu-Koro fault[3] in Manimbaja Bay. It causedsubsidence that decreased elevations by as much as 2 m (6 ft 7 in) to 3 m (9.8 ft) along the coast. It also appeared touplift at least one of theTogian Islands.[2]

The earthquake was near theCelebes Sea; it sank the island of Tuguan.[4]

See also

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References

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  1. ^abEngdahl, E. R.; Vallaseñor, A. (2002)."Global seismicity: 1900–1999"(PDF).International Handbook of Earthquake & Engineering Seismology. Part A, Volume 81A (First ed.).Academic Press. p. 682.ISBN 978-0124406520.
  2. ^ab"Today in Earthquake History: August 14". United States Geological Survey. October 2, 2012. RetrievedAugust 14, 2013.
  3. ^Watkinson I.M.; Hall R. (2016)."Fault systems of the eastern Indonesian triple junction: evaluation of Quaternary activity and implications for seismic hazards"(PDF). In Cummins P.R.; Meilano I. (eds.).Geohazards in Indonesia: Earth Science for Disaster Risk Reduction. Geological Society, London, Special Publications. Vol. 441. pp. 71–120.Bibcode:2017GSLSP.441...71W.doi:10.1144/SP441.8.ISBN 9781862399662.S2CID 132297395.{{cite book}}:|journal= ignored (help)
  4. ^Newsletter, International Tsunami Information Center, 1968

External links

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indicates earthquake resulting in at least 30 deaths
indicates the deadliest earthquake of the year
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