1762 Arakan earthquake

1762 Arakan earthquake
1762 Arakan earthquake is located in Bay of Bengal
1762 Arakan earthquake
Local date2 April 1762 (1762-04-02)
Local time17:00
Magnitude8.5–8.8 Mw
Epicentre22°00′N 92°00′E / 22.0°N 92.0°E / 22.0; 92.0
Areas affectedBangladesh
Max. intensityMMI XI (Extreme)
TsunamiYes
Casualties200+

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]

  1. ^ Mondal, Dhiman R.; McHugh, Cecilia M.; Mortlock, Richard A.; Steckler, Michael S.; Mustaque, Sharif; Akhter, Syed Humayun (October 2018). "Microatolls document the 1762 and prior earthquakes along the southeast coast of Bangladesh". Tectonophysics. 745: 196–213. Bibcode:2018Tectp.745..196M. doi:10.1016/j.tecto.2018.07.020. S2CID 53578945.
  2. ^ "Flooding concerns return to northeastern India". Al Jazeera.