The law requires that checks must be carried out at various points of the hydraulic system that carries water to the pool.
- tank supply conduit,
- water present in the tank,
- water expelled from the tank after use.
In addition, the law states that checks must be carried out periodically, in order to ensure a control over time of the quality of the pool.
The main checks to be performed are:
- Microbiological: Colony count at 22 ° C, Colony count at 37 ° C
Count of Enterococci, Count of Escherichia coli, Count of Pseudomonas Aeruginosa Count of pathogenic Staphylococci
- Physical: Concentration of hydrogen ions, pH, turbidity, conductivity, suspended solids
- Chemicals: Free active chlorine, Combined chlorine; (Ozne only if used) Isocyanuric acid, Nitrates, Organic substances (permanganate analysis), Iron and Aluminum based flocculants