Middlesex Water (NASDAQ:MSEX) announced Friday that its subsidiary, Utility Service Affiliates, has entered into an agreement with Sunoco Logistics (NYSE:SXL) to operate the Eagle Point Biological Wastewater Treatment Facility in Westville, New Jersey.Sunoco Logistics Partners L.P. owns and operates a logistics business consisting of a geographically diverse portfolio of complementary pipeline, terminalling and crude oil acquisition and marketing assets.Under the initial contract, USA will be responsible for the daily operation of the industrial wastewater treatment facility at Sunoco Logistics’ refined products terminal at Eagle Point.Middlesex Water (NASDAQ:MSEX) has potential upside of 7.8% based on a current price of $18.55 and an average consensus analyst price target of $20.