Section 28(2) in Tamil Nadu Urban Local Bodies (Regulation and Monitoring of Swimming Pools) Rules, 2015
(2)Disinfection. - (i) The area around the pool must be cleaned and disinfected regularly.(ii)In order to prevent the transmission of contagious diseases, the water in the pool must have powerful and lasting disinfectant properties.(iii)Water in the swimming pool must comply with the following requirements for safety and swimmers' comfort, namely :-(a)The water shall be transparent, that is, the lane marked on the bottom of the pool shall be clearly visible and a dark object (measuring 0.30 m along each side) placed in the deepest part of the pool shall be easily discernible.(b)The water shall not irritate the eyes, skin, or muscle membranes.(c)The quantity of substances that oxidize in hot potassium permanganate in an alkaline medium, expressed as oxygen shall must not exceed the levels present in the water used to fill the swimming pool by more than 4 mg/ ltr.(d)The water shall not contain substances which may affect the health of swimmers.(e)The pH of pool water shall be contained between 7.2 and 8.0(f)In one milliliter of water, the number of aerobic bacterial revival at 37 degree centigrade shall be less than 100.(g)In 100 milliliter of water the number of total coli-forms shall be less than 10 and no fecal coli-forms shall be present. Milliliter samples taken from pool water shall be free of pathogenic staphylococcus germs.(h)The water shall be disinfected and also act as a disinfectant.(i)The water shall contain no pathogenic germs.
