(A)   The water at a public spa or shall have sufficient clarity at all times that a black disk, at least six inches in diameter on a white field placed at a depth of at least four feet of water, shall be readily visible from the surface of the water. Failure to meet these requirements shall constitute grounds for immediate closure of the public spa or public hot tub by the Department of the local Board of Health. A public spa or which does not meet the applicable clarity standards enumerated in this division (A) is a health and safety hazard.
   (B)   Chemicals used in controlling the quality of water in public spas or public spray ground shall be demonstrated as imparting no toxic properties to the water. The addition of chemicals for algae control shall be approved by the Department, and, where appropriate, the Indiana State Chemist.
(`88 Code, § 6-186)  (Ord. 94-16, passed 8-15-94; Am. Ord. 15, passed 8-5-08)  Penalty, see § 92.99