Abstract: Water meter, configured to supply water at a customer site, including: a water flow regulating valve configured to assume at least three predetermined positions including a fully open position configured to let a maximum water flow to be supplied at said customer site, a closed position configured to prevent water flow to be supplied at said customer site, and at least one intermediate position configured to let at least one respective intermediate water flow, lower than the maximum water flow, to be supplied at said customer site; an actuator operatively coupled to the water flow regulating valve and configured to automatically set a current position of the water flow regulating valve selected out of said at least three predetermined positions; a pressure sensor configured to detect water pressure upstream of the water flow regulating valve; a processing and communicating unit, operatively connected to the actuator, that is configured to communicate with a remote water provider centre to receive water flo