Wyo. Stat. § 35-1-223
The department of health shall give all information that may be reasonably requested concerning any threatened danger to the public health, and the local health officers and all the state, county, city and town officers in the state shall give the like information to the state health officer, and the department and said state, county, city and town officers, insofar as legal and practicable, shall cooperate to prevent the spread of diseases, and for the protection of life and the promotion of health within the sphere of their respective duties. When in any county, an epidemic or contagious or infectious disease including venereal diseases, is known to exist, it shall be the duty of the county health officer of such county to immediately notify the state health officer of the existence of the same, with such facts as to its cause and continuance as may then be known.
W.S. 35-1-223