•A waterworks; a facility that pump and process raw water for water supply. · The agency in charge of the operations of this facility, and the water supply system overall.
waterworks (water supply system; any single facility, such as a filtration plant or pumping station, within such a system) · water-powered facility (e.g. a sawmill, grain mill or power plant)
public utility (a service provider, such as an electric company or water company, that maintains the infrastructure for a public service, often also providing a service using that infrastructure)