Classement des entreprises
| Rang | Nom | PM2,5 - Matière particulaire <= 2,5 micromètres |
|---|---|---|
| 1999 | Victor Mine - De Beers Group | 1.06 |
| 1999 | Durez Canada Company Ltd. - Durez Canada Company, Ltd. | 1.06 |
| 2003 | Sorel - Richardson International Ltd. | 1.05 |
| 2003 | Ferrier Comp Stn 13-17 - Cenovus Energy Inc. | 1.05 |
| 2003 | Cintas Boucherville - Cintas Canada Limited | 1.05 |
| 2003 | Meridian Brick - Burlington - Meridian Brick | 1.05 |
| 2003 | NEVIS 12-07-041-22-W4 - Ember Resources Inc. | 1.05 |
| 2003 | Alberni Pacific Sawmill - Western Forest Products Inc. | 1.05 |
| 2003 | Sherbrooke - Groupe Canam inc | 1.05 |
| 2003 | Cintas Langley - Cintas Canada Limited | 1.05 |
| Rang | Nom | Province | Ville | PM2,5 - Matière particulaire <= 2,5 micromètres | |
|---|---|---|---|---|---|
| 1999 | Victor Mine - De Beers Group | Ontario | Kenora | 1.06 | |
| 1999 | Durez Canada Company Ltd. - Durez Canada Company, Ltd. | Ontario | Fort Erie | 1.06 | |
| 2003 | Sorel - Richardson International Ltd. | Québec | Sorel | 1.05 | |
| 2003 | Ferrier Comp Stn 13-17 - Cenovus Energy Inc. | Alberta | Alhambra | 1.05 | |
| 2003 | Cintas Boucherville - Cintas Canada Limited | Québec | Boucherville | 1.05 | |
| 2003 | Meridian Brick - Burlington - Meridian Brick | Ontario | Burlington | 1.05 | |
| 2003 | NEVIS 12-07-041-22-W4 - Ember Resources Inc. | Alberta | Mirror | 1.05 | |
| 2003 | Alberni Pacific Sawmill - Western Forest Products Inc. | Colombie-Britannique | Port Alberni | 1.05 | |
| 2003 | Sherbrooke - Groupe Canam inc | Québec | Sherbrooke | 1.05 | |
| 2003 | Cintas Langley - Cintas Canada Limited | Colombie-Britannique | Langley | 1.05 |
