   | |
| UTC time | 2012-08-18 09:41:52 |
|---|---|
| USGS-ANSS | ComCat |
| Local date | 18 August 2012 (2012-08-18) |
| Local time | 17:41:52WITA (UTC+8) |
| Magnitude | 6.3Mw |
| Depth | 10 km (6 mi) |
| Epicenter | 1°18′54″S120°05′46″E / 1.315°S 120.096°E /-1.315; 120.096 |
| Areas affected | Sulawesi, Indonesia |
| Max. intensity | MMI VIII (Severe) |
| Landslides | Yes |
| Casualties | 6 fatalities, 43 injuries |
On 18 August 2012, at 17:41:52WITA (09:41:52UTC), aMw 6.3earthquake struckSigi Regency inCentral Sulawesi,Indonesia, 51 km (32 mi) south-southeast ofPalu.[1]
Sulawesi lies within the complex zone of interaction between theAustralian,Pacific,Philippine andSunda plates in which many small microplates are developed. The main active structure onshore in the western part of Central Sulawesi is the left-lateral NNW-SSEPalu-Korostrike-slip fault that forms the boundary between the North Sula and Makassar blocks.[2]
TheUnited States Geological Survey reported a magnitude (Mww ) of 6.3, at a depth of 10 km (6.2 mi) and a maximumModified Mercalli intensity of VIII (Severe).[1]
Six people were killed by falling debris and tons of mud, including a nine-year-old boy. 43 others were injured, including 8 in critical condition. 471 homes were destroyed and 1,097 damaged in the epicentral area. Landslides also blocked roads and some bridges.[3][4]
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