14. The person in charge of a distribution system must, for the purpose of testing for the inorganic substances listed in Schedule 1 other than nitrates+nitrites and nitrites, chloramines and bromates, collect or have at least 1 sample of the water supplied collected annually between 1 July and 1 October, or if the distribution system is not in service from 1 July to 1 October, at any other period when it is in service.
The person must also, for the purpose of testing for nitrates+nitrites, collect or have at least 1 sample of the water supplied collected annually during each of the quarters beginning respectively on 1 January, 1 April, 1 July and 1 October, with a minimum interval of 2 months between samplings.
This section does not apply to a distribution system supplied by another distribution system that is subject to the inorganic substances testing requirements.
O.C. 647-2001, s. 14; O.C. 467-2005, s. 15.