Karnaphuli River

Karnaphuli, the largest and most important river in Chittagong and the Chittagong Hill Tracts, is a 667m wide river in the south-eastern part of Bangladesh. Originating from the Lushai hills in Mizoram, India, it flows 270km southwest through Chittagong Hill Tracts and Chittagong into the Bay of Bengal. A large hydroelectric power plant using Karnaphuli river was built in the Kaptai region during the 1960s. The mouth of the river hosts Chittagong's sea port, the main port of Bangladesh.Chittagong CityChittagong is situated on the banks of the Karnaphuli River between the Chittagong Hill Tracts and the Bay of Bengal. The city is a noteworthy seaside seaport city and monetary focus in southeastern Bangladesh. The Chittagong Metropolitan Area has a populace of more than 6.5 million, making it the second biggest city in Bangladesh. It is the capital of an eponymous locale and division. A water treatment plant has been set up by Chittagong Port Authority to source water from the Karnaphuli river for its uses. The plant will make the port self-reliant in its water needs.TransportationThe Government has awarded a contract to build a two lane Karnaphuli tunnel underneath the Karnaphuli river to China Communication Construction Company (CCCC). This will be the first underwater tunnel in Bangladesh. CCCC will receive $706 million for its services with total costs expected to be over $1 billion.