Disconnect water connection of buildings dumping sewerage waste into Buriganga: HC to Wasa File photo Star Digital Report Star Digital Report The High Court today directed Dhaka Water Supply and Sewerage Authority (Wasa) to disconnect the water supply of those buildings dumping sewerage waste into Buriganga river within the next six months. Besides, the court heavily rebuked Managing Director of Dhaka Wasa Taqsem A Khan for supplying water to buildings which have no sewerage lines. There is no provision under the Wasa Act, 1996 and the Wasa Rules, 2011 for giving water supply to structures which have no sewerage lines and septic tanks, but Wasa has given them connections in violation of the law and rules, the HC said.