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The main channel of the Arial Khan is about 1700 yds.
The principal rivers of the district are the Meghna, the Arial Khan and the Haringhata or Baleswar, with their numerous offshoots.
The Arial Khan, a branch of the Ganges, enters the district from the north, and flows generally in a south-easterly direction till it falls into the estuary of the Meghna.
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