Local date | 2 April 1762 |
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Local time | 17:00 |
Magnitude | 8.5–8.8 Mw |
Epicentre | 22°00′N 92°00′E / 22.0°N 92.0°E |
Areas affected | Bangladesh |
Max. intensity | MMI XI (Extreme) |
Tsunami | Yes |
Casualties | 200+ |
The 1762 Arakan earthquake occurred at about 17:00 local time on 2 April, with an epicentre somewhere along the coast from Chittagong (modern Bangladesh) to Arakan in modern Myanmar.[1] It had an estimated moment magnitude between 8.5 and 8.8 and a maximum estimated intensity of XI (Extreme). It triggered a local tsunami in the Bay of Bengal and caused at least 200 deaths. The earthquake was associated with major areas of both uplift and subsidence. It is also associated with a change in course of the Brahmaputra River to from east of Dhaka (Old Brahmaputra River) to 150 kilometres (93 mi) to the west via the Jamuna River.[2]