By Graham Lee Brewer, Staff WriterLEXINGTON — A group of residents living south of two local prisons must continue their search for drinkable water after the Oklahoma Corrections Department said it lacked the authority to partner with them to build a new well system. Residents in the rural area east of town have dealt with heavy amounts of contamination in their water for over a decade, causing them to rely on robust filtration systems or to purchase water in bulk or by the bottle, according to members of the Cleveland County Rural Water District No.Read more on NewsOK.com