Section 47, 62 of the Environmental Protection Act, 2008, the Board hereby makes

(1) Except as provided under Regulation 48, e f f l u e n tinternational quality standards for mining and metallurgic operations are as follows : 48 49 Effluent and Emission Standards. Application of standards Prohibition. Ambient water quality. Effluent Standards. PARAMET ER UNIT OF LIMIT AT ANNUAL MEASURE ANY MOMENT AVERAGE LIMIT P h S.U 6- 9 6- 9 Total Suspended Solids mg/l 50 2 5 Oil and Grease mg/l 1 0 1 6 Total Cyanide mg/l 1 8 Total Arsenic mg/l 0.1 0.08 Total Cadmium mg/l 0.05 0.04 Hexavalent Chrome mg/l 0.1 0.08 Total Copper mg/l 0.6 0.4 Iron (dissolved) mg/l 2.0 1.6 Total Lead mg/l 0.2 0.16 Total Mercury mg/l 0.002 0.0016 Total Zinc mg/l 1.5 1.2 (*) Unfiltered sample. (2) The results from effluents sample analysis shall not exceed the value established in the column: “limit at any moment”. (3) Annual concentration for each parameter shall not exceed the values established in the column: “annual average limit”