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Q-2, r. 38 - Regulation respecting the quality of the atmosphere
Section 7
Disposition versions
7. (Replaced, O.C. 501-2011)Fluorides: It is forbidden to emit or discharge fluorides in the environment in such amount that they exceed the following standards in forage for feeding animals and sampled outside the limits of the property where the emission source is situated:
_______________________________________________________________________________
| | |
| dry basis | |
| weight concentration | duration of sampling |
|________________________|______________________________________________________|
| | |
| 40 ppm F- | average over 12 months |
|________________________|______________________________________________________|
| | |
| 60 ppm F- | monthly average which cannot be exceeded for |
| | more than 2 consecutive months/year |
|________________________|______________________________________________________|
| | |
| 80 ppm F- | monthly average which cannot be exceeded |
| | more than one month/year |
|________________________|______________________________________________________|
| | |
| dry basis | |
| weight concentration | duration of sampling |
|________________________|______________________________________________________|
| | |
| 40 ppm F- | average over 12 months |
|________________________|______________________________________________________|
| | |
| 60 ppm F- | monthly average which cannot be exceeded for |
| | more than 2 consecutive months/year |
|________________________|______________________________________________________|
| | |
| 80 ppm F- | monthly average which cannot be exceeded |
| | more than one month/year |
|________________________|______________________________________________________|
The fluoride average in forage is established for a period of 12 months on samples taken from 1 June of a given year to 31 May of the following year. Two samples are taken each month from the forage, between 1 June and 31 October and for the period of time included between 31 October and the following 31 May, the average of the samples taken during the forage harvest months before 31 October is used.
