National Norms and Standards relating to Environmental Health

) Potable water supply serving the swimming pool, showers, drinking points and other water usingdevices shall be in compliance with the SANS 241 for drinking water of 2011.c) The surface of the floor area surrounding the spa bath or swimming pool must be constructed of anapproved impervious, non slip material.d) Toilet facilities (flush water closets and urinals) and showers must be provided on the premises.Separate toilet and showers must be provided for males and for females. The toilet facilities shall alsobe accessible to disabled persons.e) The ratio of toilets, urinals and showers shall be one (1) water closet for every twenty (40) and one (1)urinal for every fifty (50) males swimmers expected at the time full capacity.f) The ratio of one (1) shower must be provided for every twenty (20) swimmers on the premises.g) Floors, walls and ceiling in the toilet and shower facilities must be constructed of an approvedmaterial, not adversely affected by steam, water.h) Toilet and shower facilities must be properly ventilated in accordance with the Building Regulations,to prevent the existence of odour nuisances.i) Toilet and shower facilities must be kept clean and sanitary at all times.j) Floors of toilets and shower rooms shall be constructed of a non-slippery finish, impervious tomoisture that is easily cleanable.k) Readily accessible change rooms must be provided for the convenience of users and must beseparated for each sex.l) Water used to fill swimming pools or to keep the level of the pool or spa baths must be obtained froman approved water source.3.2 Monitoring of water qualitya) The spa bath/swimming pool must be frequently monitored for turbidity, residual disinfectant and pHvalues. The pH of swimming pool water should be controlled to ensure efficient disinfection andcoagulation, to avoid damage to the pool fabric and ensure user comfort. The pH should bemaintained between 7.2 and 7.8 for chlorine disinfectants and between 7.2 and 8.0 for bromine-basedand other non-chlorine processes. Where chlorine based disinfectant are used, a minimum freeavailable chlorine residual of 0.5 mg/l, with a maximum free available chlorine residual of 3 mg/l mustbe maintained.b) The total viable bacteriological count of any sample submitted for analysis must not exceed 100organisms per ml of water.c) Escherichia coli type 1 bacteria must not e present in any 100 ml of spa bath or swimming pool water.d) An EHP must take bacteriological and chemical samples of the spa bath or swimming pool water atleast monthly. Heterotrophic plate count, E Coli, Pseudomonas aeruqinosa and legionella spp mustbe sampled as well.Frequency of sampling for swimming poolsPool typeHeterotrophicplate countDisinfected pools,Weeklypublic and heavily(