Scarsdale Water Supply is being fed by 2 pump stations, the Reeves Newsom Water Supply Station(RNWSS) and Ardsley Road Pump Station(ARPS).
Both Reeves Newsom Water Supply Station and Ardsley Road Pump Station water is being treated by ultraviolet (UV) treatment to protect against water borne diseases.
It further protects against parasites, namely Giardia and Cryptosporidium.