Metal and Diamond Mining Effluent Regulations

21 (1) The owner or operator of a mine shall submit to the Minister of the Environment an effluent monitoring report for all tests and monitoring conducted during each calendar quarter not later than 45 days after the end of the quarter.

(2) Subject to subsection (3), the effluent monitoring report shall include

• (a) the data referred to in section 9.1 of Reference Method EPS 1/RM/10, section 8.1 of Reference Method EPS 1/RM/13 and section 8.1 of Reference Method EPS 1/RM/14 as required by section 18;

• (a.1) for each acute lethality test that is conducted under section 14.4,

  • (i) the date and time when the effluent sample was collected,

  • (ii) the location of the final discharge point from which the sample was collected, and

  • (iii) the percentage mortality in 100% effluent test concentration;

• (b) the concentration and monthly mean concentration of each deleterious substance prescribed in section 3 that is contained in the effluent samples collected under subsection 12(1) and the concentrations of such deleterious substances contained in the effluent samples collected under subsection 13(1) or (2);

• (c) the pH of the effluent samples as required by subsection 12(1);

• (d) whether a composite or grab sample collection method was used for each effluent sample as required by subsection 12(1);

• (d.1) for each month of the calendar quarter, the number of days that effluent was deposited;

• (e) the total volume of effluent deposited during each month of the reporting quarter as recorded under section 19;

• (f) the mass loading of the deleterious substances prescribed in section 3 as recorded under section 20; and

• (g) the results of the effluent characterization conducted under paragraph 15(1)(a).

(3) If no effluent is deposited in a calendar quarter, the report shall only include a statement to that effect.