Air Quality Analysis Station Rankings
| Rank | Name | PM2.5 (μg/m³) |
|---|---|---|
| 111 | Chatham (Ontario) | 5 |
| 111 | Ottawa Downtown (Ontario) | 5 |
| 113 | Regina (FRM) | 5 |
| 113 | Ottawa Downtown (FRM) | 5 |
| 113 | Montréal-Chateauneuf-Anjou (FRM) | 5 |
| 113 | Kentville Agri-Food Canada (FRM) | 5 |
| 113 | Federal Building (FRM) | 5 |
| 113 | Chatham (FRM) | 5 |
| 113 | Charlottetown (FRM) | 5 |
| 113 | 528 1a Street (FRM) | 5 |
| Rank | Name | Province | City | PM2.5 (μg/m³) | ||
|---|---|---|---|---|---|---|
| 111 |
|
Chatham (Ontario) | Ontario | Chatham | 5 | |
| 111 |
|
Ottawa Downtown (Ontario) | Ontario | Ottawa | 5 | |
| 113 |
|
Regina (FRM) | Saskatchewan | Regina | 5 | |
| 113 |
|
Ottawa Downtown (FRM) | Ontario | Ottawa | 5 | |
| 113 |
|
Montréal-Chateauneuf-Anjou (FRM) | Quebec | Montréal | 5 | |
| 113 |
|
Kentville Agri-Food Canada (FRM) | Nova Scotia | Kentville | 5 | |
| 113 |
|
Federal Building (FRM) | British Columbia | Kamloops | 5 | |
| 113 |
|
Chatham (FRM) | Ontario | Chatham | 5 | |
| 113 |
|
Charlottetown (FRM) | Prince Edward Island | Charlottetown | 5 | |
| 113 |
|
528 1a Street (FRM) | Saskatchewan | Estevan | 5 |
