In the exercise of the powers granted in this act, the board shall have power to acquire by purchase or by right of eminent domain property, both real and personal, as may be necessary to provide an adequate system of water production and distribution facilities, and to enter into contracts with municipal corporations for the use of such facilities already constructed which may be reasonably necessary for the joint use of any city and any district created by the board outside the limits of any city.
K.S.A. 19-3542