Wyo. Stat. § 35-3-106: Power of trustees to establish water mains, sewers and disposal plants; approval by state department of health.

The board of trustees of any district organized under this act shall have power to provide for establishing, maintaining and constructing water mains, sewers and disposal plants, and disposing of drainage, waste and sewage of such district in a satisfactory manner. Any system established shall be approved by the Wyoming state department of health. The district may construct its sewage disposal plant and other sewerage improvements, in whole or in part, inside or outside the boundaries of the district and may contract with corporations or municipalities for disposal of sewage and use of existing sewerage improvements.