Kan. Stat. § 42-340
The several persons entitled to the use of water diverted, carried, collected or stored by means of any canal, ditch, conduit, reservoir or other works, or the waters lawfully allotted to or carried by any lateral, sublateral or distributing conduit of any canal, ditch, conduit or other works supplying water to two or more customers, may in writing agree among themselves that the waters of such works may and shall be rotated, distributed and delivered upon particular days or parts of days to particular customers, and on other days to other customers, as may be in such agreement specified; and any such agreement may provide for such rotation during any one season or part of season; and at the expiration of the time therein mentioned the rights of all the parties shall be the same as previous to the making of such agreement.
K.S.A. 42-340