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