La. Admin. Code tit. 51 § XXIV-905

Current through Register Vol. 50, No. 9, September 20, 2024

Section XXIV-905 - Chemical and Physical Quality of Swimming Pool Water [formerly paragraph 24:019]

A. Chlorination. Whenever chlorine, calcium hypochlorite, or other chlorine compounds, without the use of ammonia, are used for swimming pool disinfection, the amount of available or free chlorine in the water at all times when the pool is in use shall not be less than 0.4 ppm., nor more than 0.6 ppm. Whenever chlorine or chlorine compounds are used with ammonia, the amount of available or free chlorine shall not be less than 0.7 ppm., nor more than 1.0 ppm.

B. pH Control

1. Swimming Pools and Wading Pools. The pH shall be maintained in an alkaline condition as indicated by a pH of not less than 7.2 nor greater than 7.8 at any time the facility is in use.

2. Bathing Beaches. When the pH is less than 6.5 or greater than 8.5, the beach should not be used for bathing.

C. Clearness. At times when the pool is in use the water shall be sufficiently clear to permit a black disk six inches in diameter on a white field, when placed on the bottom of the pool at the deepest point, to be clearly visible from the deck around the pool at all distances up to 10 yards measured from a line drawn across the pool through said disk.

D. Temperatures. The water in any swimming pool shall not be artificially heated to a temperature above 93°F (34°C). The temperature of the air at any artificially heated indoor swimming pool should not become more than 8°F (4°-5°C) warmer nor more than 2°F (1°C) colder than the water in the pool at any time when the pool is in use.

La. Admin. Code tit. 51, § XXIV-905

Promulgated by the Department of Health and Hospitals, Office of Public Health, LR 28:1445 (June 2002).

AUTHORITY NOTE: Promulgated in accordance with the provisions of R.S. 40:4(A)(11) and R.S. 40:5(3)(16)(17)(20).