Wastewater Systems Effluent Regulations

Marginal note:Transitional authorization

• 24 (1) The owner or operator of a wastewater system may, on or before June 30, 2014, apply to an authorization officer for a transitional authorization to deposit via the final discharge point effluent that contains a deleterious substance prescribed in section 5, or any combination of those substances, if the average referred to in paragraph 6(1)(a) or (b), as determined in accordance with subsection 6(3), exceeded 25 mg/L during the following periods:

  • (a) any period of 12 consecutive months during the 15 months immediately before the day on which the application is made, if the wastewater system deposited, during the previous calendar year in respect of that period of 12 consecutive months, an average daily volume of effluent via its final discharge point of

    • (i) less than or equal to 17 500 m³, for an intermittent wastewater system, or

    • (ii) less than or equal to 2 500 m³, for a continuous wastewater system with a hydraulic retention time of five or more days;

  • (b) any three consecutive months in any of those periods of 12 consecutive months, if the wastewater system deposited, during the previous calendar year in respect of that period of 12 consecutive months, an average daily volume of effluent via its final discharge point of

    • (i) greater than 2 500 m³ and less than or equal to 17 500 m³, for a continuous wastewater system with a hydraulic retention time of five or more days, and

    • (ii) less than or equal to 17 500 m³, for any other continuous wastewater system; and

  • (c) any three months in any of those periods of 12 consecutive months, if the wastewater system deposited, during the previous calendar year in respect of that period of 12 consecutive months, an average daily volume of effluent via its final discharge point of greater than 17 500 m³.

• Marginal note:Duration of authorization — point system in Schedules 2 and 3

  (2) The duration, set out in subsection 26(2), of a transitional authorization is based on the system for the allocation of points related to the final discharge point set out in the table to Schedule 2 and, if applicable, related to the system’s combined sewer overflow points set out in Schedule 3.