Wyo. Stat. § 36-7-502: First and prior lien on water right.

Any person, company or association furnishing water for any tract of land shall have a first and prior lien on said water right and land upon which said water is used, for all deferred payments for said water right; said lien to be in all respects prior to any and all other liens created or attempted to be created by the owner and possessor of said land; said lien to remain in full force and effect until the last deferred payment for the water right is fully paid and satisfied according to the terms of the contract under which said water right was acquired.