Metal and Diamond Mining Effluent Regulations

19 (1) The owner or operator of a mine shall record without delay in cubic metres the total monthly volume of effluent deposited from each final discharge point.

(2) The total monthly effluent volume deposited from each final discharge point shall be based on the average of the flow rates that are measured in accordance with subsection (3).

(3) The owner or operator shall

• (a) measure flow rates at the same time as samples are collected under section 12, unless the owner or operator uses a system that takes continuous measurements;

• (b) use monitoring equipment that is accurate to within 15% of measured flow; and

• (c) calibrate the monitoring equipment not less than once in each year and record the results.