87.9. Watertightness and siting: The watertightness of an advanced watertight secondary treatment system must be such that water is able to flow only through the holes intended for that purpose and, subject to section 7.1.1, the system must be sited as required by section 7.1.
An advanced secondary treatment system that is not watertight must be sited as required by section 7.2.
O.C. 786-2000, s. 69; O.C. 1156-2020, s. 571.