Wastewater Systems Effluent Regulations

Marginal note:Information

• 19 (1) The owner or operator of a wastewater system must send, within 45 days after the end of the period referred to in subsection (2), to the authorization officer, for each final discharge point, a monitoring report containing the following information:

  • (a) if applicable, a statement that indicates that effluent was not deposited during that period; and

  • (b) in any other case,

    • (i) if applicable, a statement that indicates any month in that period during which effluent was not deposited,

    • (ii) the number of days during which effluent was deposited,

    • (iii) the volume of effluent that was deposited, expressed in m³, determined in accordance with subsection 7(1),

    • (iv) the average carbonaceous biochemical oxygen demand due to the quantity of CBOD matter in the effluent,

    • (v) the average concentration of suspended solids in the effluent and a statement as to whether, in accordance with subsection 6(5), the determination of the average concentration referred to in paragraph 6(1)(b) did not take into account the result of any concentration of suspended solids greater than 25 mg/L,

    • (vi) [Repealed, SOR/2024-97, s. 15]

    • (vii) if the owner or operator holds a temporary authorization issued under subsection 36(1),

      • (A) the result of each determination referred to in clause 17(g)(i)(A) and the date on which the sample used to make that determination was taken, and

      • (B) if the period includes an August, the result of the determination referred to in subparagraph 17(g)(ii) for that August, and

    • (viii) for each sample for which a determination of acute lethality was made in accordance with section 15, a statement that indicates

      • (A) the date on which the sample was taken,

      • (B) each procedure referred to in section 15 that was used to determine the sample’s acute lethality, and

      • (C) whether the sample was acutely lethal or not.

• Marginal note:Period

  (2) For the purpose of subsection (1), the period is

  • (a) a calendar year, if the wastewater system deposited an average daily volume of effluent via all of the final discharge points during the previous calendar year in respect of that calendar year 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 or for a continuous wastewater system that is the subject of a transitional authorization; and

  • (b) a quarter, in any other case.

• Marginal note:Period for which information reported

  (3) The information referred to in subsection (1) is to be reported

  • (a) for the period referred to in subsection (2), if that period is a calendar year or a quarter; and

  • (b) for each month during that period, if that period is a quarter and the average daily volume of effluent deposited via all of the final discharge points during the previous calendar year in respect of that quarter was greater than 17 500 m³.

• Marginal note:Electronic report

  (4) The report must be sent electronically in the form and format specified by the Minister of the Environment and must bear the electronic signature of the owner or operator or their authorized representative.

• Marginal note:Paper report

  (5) If the Minister of the Environment has not specified an electronic form and format or if it is not feasible to send the report electronically in accordance with subsection (4) because of circumstances beyond the control of the owner or operator, the report must be sent on paper, signed by the owner or operator or their authorized representative, and in the form and format specified by the Minister of the Environment, if applicable.