6. Water made available to users by a distribution system supplied exclusively with raw groundwater must, if analyses revealed the presence, in at least 2 samples of raw water, of Escherichia coli, enterococci bacteria, F-specific coliphage viruses, pathogenic microorganisms or indicator microorganisms of fecal contamination, have undergone a disinfection treatment whose proven rate of virus elimination effectiveness is at least 99.99%.
In addition, the person in charge of a distribution system who makes such water available to users must ensure by means of a prepared notice signed by a professional that the equipment in place is in good working order and makes it possible to reach the rate of virus elimination effectiveness provided for in the first paragraph. The notice must be made available to the Minister for a period of 10 years, from the date it is signed.
This section does not apply to equipment used to add disinfectant in the distribution facility.
O.C. 647-2001, s. 6; O.C. 467-2005, s. 6; O.C. 70-2012, s. 8.