The  2001 census population of U P is 16.61 crore. The urban population is 3.26 crore, which constitute about 20 percent of the population   of the State. There are 623 towns in the state. all 623 towns have been covered with piped water supply, but still a very large number of   towns   either do not have water supply as per the prescribed standards or they lack in terms of storage capacity or distribution system.   Besides, the   old distribution system in big towns has already outlived it's useful life and needs to be replaced immediately. As per norms,   the rates of   water supply is as follows :