### Q-2, r. 4.1 - Clean Air Regulation

156. The operator of a facility must perform source emissions testing, calculate the rate of the contaminants referred to in this Division, and for that purpose, measure each of the parameters necessary for the calculation and determination of the applicable limit
(1)  in the case of a facility referred to in the first paragraph of section 153 using a quantity of wood or wood products equal to or greater than 250,000 m3 for at least one year over a 5-year period, at least once during that period;
(2)  in the case of a facility referred to in the second paragraph of section 153 and section 154, at least once every 3 years; or
(3)  in the case of a facility referred to in section 155, at least once every 5 years.
If the facility manufactures particle board, chips, wafers or fibreboard that contain or are saturated with formaldehyde-based glue, the operator must at the same frequency perform source emissions testing of the gases emitted into the atmosphere and calculate the concentration of formaldehyde in the atmosphere using an air dispersion model in accordance with Schedule H.
O.C. 501-2011, s. 156; O.C. 1228-2013, s. 29.
156. The operator of a facility must perform source emissions testing, calculate the rate of the contaminants referred to in this Division, and for that purpose, measure each of the parameters necessary for the calculation and determination of the applicable limit
(1)  in the case of a facility referred to in the first paragraph of section 153 using a quantity of wood or wood products equal to or greater than 250,000 m3 for at least one year over a 5-year period, at least once during that period;
(2)  in the case of a facility referred to in the second paragraph of section 153 and section 154, at least once every 3 years; or
(3)  in the case of a facility referred to in section 155, at least once every 5 years.
If the wood or wood waste contains or is saturated with formaldehyde-based glue, the operator must at the same frequency perform source emissions testing of the gases emitted into the atmosphere and calculate the concentration of formaldehyde in the atmosphere using an air dispersion model in accordance with Schedule H.
O.C. 501-2011, s. 156.