Determination of contaminant concentrations
  22. For the purpose of this Regulation, the concentration of a contaminant listed in Schedule 1 or 2 shall be determined in accordance with the “Comments” column of that Schedule.  O. Reg. 254/06, s. 22. Schedule 1   Maximum Limits Item   Contaminant   Maximum limit   Comments 

  1.   Nitrogen oxides   110 ppmv   Calculated as the arithmetic average of 24 hours of data from a continuous emission monitoring system 

  2.   Hydrochloric acid   18 ppmv   Calculated as the arithmetic average of 24 hours of data from a continuous emission monitoring system 

  3.   Sulphur dioxide   21 ppmv   Calculated as the geometric average of 24 hours of data from a continuous emission monitoring system 

  4.   Organic matter   100 ppmv   Calculated as a 10 minute average at the outlet before dilution with any other gaseous stream, measured by a continuous emission monitoring system and expressed as equivalent methane 

  5.   Particulate matter   17 mg/Rm3   Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods 

  6.   Mercury      Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods 

  7.   Cadmium      Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods 

  8.   Lead      Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods 

  9.   Dioxins and furans   80 pg/Rm3   Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods, and expressed as picograms per reference cubic metre, at 25oC and 101.3 kilopascals pressure, of toxicity equivalent to 2,3,7,8 tetrachlorodibenzo-p-dioxin (calculated using the international toxicity equivalence factors set out in Schedule 3), corrected to 11 per cent oxygen and zero per cent moisture (dry) O. Reg. 254/06, Sched. 1. schedule 2   Operational limits Item   Contaminant   Operational limit   Comments 

  1.   Hydrochloric acid   13 ppmv   Calculated as the arithmetic average of 24 hours of data from a continuous emission monitoring system 

  2.   Sulphur dioxide   14 ppmv   Calculated as the geometric average of 24 hours of data from a continuous emission monitoring system 

  3.   Organic matter   75 ppmv   Calculated as a 10 minute average at the outlet before dilution with any other gaseous stream, measured by a continuous emission monitoring system and expressed as equivalent methane 

  4.   Particulate matter   12 mg/Rm3   Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods 

  5.   Dioxins and furans   40 pg/Rm3   Calculated as the arithmetic average of three stack tests conducted in accordance with standard methods, and expressed as picograms per reference cubic metre, at 25oC and 101.3 kilopascals pressure, of toxicity equivalent to 2,3,7,8 tetrachlorodibenzo-p-dioxin (calculated using the international toxicity equivalence factors set out in Schedule 3), corrected to 11 per cent oxygen and zero per cent moisture (dry) O. Reg. 254/06, Sched. 2. schedule 3   International toxicity equivalence factors Item   Dioxin or Furan Isomer of Concern   International Toxicity Equivalence Factor (I-TEF) 

  1.   2,3,7,8-Tetrachlorodibenzo-p-dioxin   1 

  2.   1,2,3,7,8-Pentachlorodibenzo-p-dioxin   0.5 

  3.   1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin   0.1 

  4.   1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin   0.1 

  5.   1,2,3,7,8,9-Hexachlorodibenzo-p-dioxin   0.1 

  6.   1,2,3,4,6,7,8-Heptachlorodibenzo-p-dioxin   0.01 

  7.   1,2,3,4,6,7,8,9-Octachlorodibenzo-p-dioxin   0.001 

  8.   2,3,7,8-Tetrachlorodibenzofuran   0.1 

  9.   2,3,4,7,8-Pentachlorodibenzofuran   0.5 

  10.   1,2,3,7,8-Pentachlorodibenzofuran   0.05 

  11.   1,2,3,4,7,8-Hexachlorodibenzofuran   0.1 

  12.   1,2,3,6,7,8-Hexachlorodibenzofuran   0.1 

  13.   1,2,3,7,8,9-Hexachlorodibenzofuran   0.1 

  14.   2,3,4,6,7,8-Hexachlorodibenzofuran   0.1 

  15.   1,2,3,4,6,7,8-Heptachlorodibenzofuran   0.01 

  16.   1,2,3,4,7,8,9-Heptachlorodibenzofuran   0.01 

  17.   1,2,3,4,6,7,8,9-Octachlorodibenzofuran   0.001 O. Reg. 254/06, Sched. 3.