| Description | Includes index of water boards and companies, county boroughs, municipal boroughs, and urban and rural district councils. The summary information lists the name of each local authority, board or company; the powers under which the water was supplied; the local government area(s); gravitation and river supplies; pumping works; supplies received in bulk; reservoirs; population as per 1931 census; estimated number of persons and premises supplied; average daily supplies in gallons; resources not yet utilised; estimated future demand in gallons; and areas without a piped supply. |