No Class 1, 2 or 3 waters shall contain substances attributable to or influenced by the activities of man that produce taste, odor and color or that would:
(a) Of themselves or in combination, impart an unpalatable or off-flavor in fish flesh;
(b) Visibly alter the natural color of the water or impart color to skin, clothing, vessels or structures;
(c) Produce detectable odor; or
(d) Directly or through interaction among themselves, or with chemicals used in existing water treatment processes, result in concentrations that will impart undesirable taste or odor to public water supplies.
020-1 Wyo. Code R. § 1-17
Amended, Eff. 4/24/2018.