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Air quality in Quebec
Air quality index (AQI) and PM2.5 air pollution in Quebec
LIVE AQI CITY RANKING
Real-time Quebec
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Cookshire-Eaton | 88 |
| 2 | Montreal | 54 |
| 3 | Longueuil | 53 |
| 4 | Brossard | 52 |
| 5 | Saint-Bruno-de-Montarville | 52 |
| 6 | Saint-Hubert | 49 |
| 7 | Laval | 38 |
| 8 | Westmount | 38 |
| 9 | Gatineau | 35 |
| 10 | Sainte-anne-de-bellevue | 34 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
77 Contributors
See all
LIVE AQI CITY RANKING
Real-time Quebec
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Candiac | 5 |
| 2 | Magog | 5 |
| 3 | Sainte-Thecle | 5 |
| 4 | Thetford-Mines | 5 |
| 5 | Ditton | 6 |
| 6 | Cabano | 7 |
| 7 | Hilaire | 8 |
| 8 | Pierreville | 8 |
| 9 | Riviere-du-Loup | 8 |
| 10 | Forestville | 9 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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Moderate
Unhealthy for sensitive groups
Unhealthy
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News
The latest air quality news and resources.
Quebec air quality data attribution
77Contributors
- Ville de Thetford Mines
1 station
3 Government Contributors
- Gestion de Patrimoine Rochford
1 station
- Pierre Thivierge
1 station
- Lord Bobby
2 stations
- Peter
1 station
Bretislav Beranek1 station
- helene bouchard
1 station
- Mczcouture
1 station
Stuart1 station
- louisv
1 station
- Nicolas Seguin
1 station
- G. Bizier
1 station
- Val-d’Or
1 station
- Philippe Mayer
1 station
- G-ZLX
1 station
Midugre1 station
- Patrice Painchaud
1 station
16 Individual Contributors
58 Anonymous contributors58 stations
58 Anonymous Contributors
Which is the most polluted city in Quebec?
- Cookshire-Eaton 88
- Montreal 54
- Longueuil 53
- Brossard 52
- Saint-Bruno-de-Montarville 52
- Saint-Hubert 49
- Mont-Saint-Hilaire 43
- Saint-Basile-le-Grand 43
- Sainte-Julie 43
- Boucherville 42
- Varennes 42
- Carignan 41
- Chambly 41
- Charlemagne 41
- Chenier 41
- Contrecoeur 41
- Hochelaga 41
- La Prairie 41
- Montreal-Est 41
- Repentigny 41
- Richelieu 41
- Saint-Denis-sur-Richelieu 41
- Saint-Hyacinthe 41
- Saint-jean-baptiste 41
- Saint-Leonard 41
- Vercheres 41
- York 41
- Cote-Saint-Luc 40
- Delson 40
- Hampstead 40
- L'Assomption 40
- Marieville 40
- Mont-Royal 40
- Montreal-Ouest 40
- Notre-Dame-de-Grace 40
- Saint-Damase 40
- Saint-Laurent 40
- Saint-Philippe-de-La Prairie 40
- Saint-Raymond 40
- Sainte-Catherine 40
- Chomedey 39
- L'Epiphanie 39
- Lanoraie 39
- Mascouche 39
- Saint-Constant 39
- Bois-des-Filion 38
- Chateauguay 38
- Dollard-Des Ormeaux 38
- Dorval 38
- Laval 38
- Rosemere 38
- Saint-Eustache 38
- Saint-Mathieu 38
- Westmount 38
- Beaconsfield 37
- Boisbriand 37
- Deux-Montagnes 37
- Kirkland 37
- Lorraine 37
- Pointe-Claire 37
- Rougemont 37
- Sainte-Therese 37
- Crabtree 36
- Mercier 36
- Saint-Thomas 36
- Sainte-Anne-des-Plaines 36
- Sainte-Marthe-sur-le-Lac 36
- Gatineau 35
- Joliette 35
- Mont-Saint-Gregoire 35
- Pointe-Calumet 35
- Saint-Jacques 35
- Saint-Jacques-le-Mineur 35
- Saint-Joseph-du-Lac 35
- Saint-Lin-Laurentides 35
- Baie-D'Urfe 34
- Notre-Dame-des-Prairies 34
- Saint-Cesaire 34
- Saint-Pie 34
- Saint-Remi 34
- Sainte-anne-de-bellevue 34
- Sainte-Sophie 34
- Saint-Jerome 33
- Saint-Pie-V 33
- Sainte-Elisabeth 33
- Sainte-Julienne 33
- L'Ile-Perrot 32
- Maskinonge 32
- Mirabel 32
- Mont-Laurier 32
- Rawdon 32
- Saint-Edouard 32
- Saint-Felix-de-Valois 32
- Saint-Germain-de-Grantham 32
- Saint-Norbert 32
- Wakefield 32
- Acton Vale 31
- Ange-Gardien 31
- East Angus 31
- le Plateau 31
- Louiseville 31
- Nicolet 31
- Notre-Dame-de-l'Ile-Perrot 31
- Oka 31
- Pincourt 31
- Prevost 31
- Saint-Colomban 31
- Saint-Cyrille-de-Wendover 31
- Saint-Hippolyte 31
- Sherbrooke 31
- Temiscaming 31
- Yamachiche 31
- Beauharnois 30
- Cantley 30
- Chertsey 30
- Hull (Ile) 30
- Levis 30
- N.-d.-du-rosaire 30
- Piedmont 30
- Quebec City 30
- Saguenay 30
- Saint-Gabriel 30
- Saint-Sauveur 30
- Shawinigan 30
- Shawville 30
- Thurso 30
- Tingwick 30
- Val-des-Monts 30
- Vaudreuil-Dorion 30
- Waswanipi 30
- Fort-Coulonge 29
- La Sarre 29
- Lachute 29
- Mandeville 29
- Morin-Heights 29
- Papineauville 29
- Saint-Georges 29
- Sainte-Adele 29
- Sainte-Beatrix 29
- Sainte-Martine 29
- Brownsburg-Chatham 28
- Chambord 28
- Farnham 28
- Hudson 28
- L'Ange-Gardien 28
- Saint-Andre-Avellin 28
- Saint-Lazare 28
- Val-Morin 28
- Blainville 27
- Chapais 27
- Daveluyville 27
- Herouxville 27
- Kingsey Falls 27
- Mont-saint-michel 27
- Napierville 27
- Rigaud 27
- Saint-Adolphe-d'Howard 27
- Saint-faustin 27
- Sainte-Agathe-des-Monts 27
- Schefferville 27
- Sept-Rivieres 27
- Becancour (Arena) 26
- Bromont 26
- Chibougamau 26
- Les Cedres 26
- Matagami 26
- Richmond 26
- Saint-Pierre-les-Becquets 26
- Saint-Tite 26
- Valcourt 26
- Warwick 26
- Bedford 25
- Cowansville 25
- Danville 25
- Kahnawake 25
- La Conception 25
- Lacolle 25
- Lebel-sur-Quevillon 25
- Maniwaki 25
- Terrebonne 25
- Venise-en-Quebec 25
- Victoriaville 25
- Waterloo 25
- Asbestos 24
- Dunham 24
- Huntingdon 24
- Lac-Brome 24
- Malartic 24
- Mont-Tremblant 24
- Rouyn-Noranda 24
- Trois-Rivieres 24
- Windsor 24
- Ferme-Neuve 23
- Frelighsburg 23
- La Minerve 23
- La Tuque 23
- Labelle 23
- Les Coteaux 23
- Princeville 23
- Rock Forest 23
- Saint-Polycarpe 23
- Salaberry-de-Valleyfield 23
- Beloeil 22
- Berthierville 22
- Coaticook 22
- Lavaltrie 22
- Mistissini 22
- Saint Felicien 22
- Saint-Marc-des-Carrieres 22
- Saint-Michel-des-Saints 22
- Saint-Zotique 22
- Sutton 22
- Wemindji 22
- Edouard 21
- La Peche 21
- Obedjiwan 21
- Ormstown 21
- Plessisville 21
- Sept-Iles 21
- Waskaganish 21
- Amos 20
- Bonaventure 20
- Dolbeau-Mistassini 20
- Franklin 20
- Metabetchouan-Lac-a-la-Croix 20
- New Carlisle 20
- Pomonca 20
- Pont Rouge 20
- Rimouski 20
- Roberval 20
- Saint-Gedeon 20
- Senneterre 20
- Alma 19
- Granby 19
- Macamic 19
- Saint-Bruno 19
- Albanel 18
- Barraute 18
- Jonquiere 18
- Normandin 18
- Saint-Ambroise 18
- Saint-Nazaire 18
- Portneuf 17
- Sainte-Anne-des-Monts 17
- La Malbaie 16
- Parc Tremblay 16
- Saint-Jean-sur-Richelieu 16
- Saint-Joseph-de-Coleraine 16
- Wemotaci 16
- Cap-Sante 15
- Charette 15
- Matane 15
- New-Richmond 15
- Saint-Bruno-de-Guigues 15
- Ville-Marie 15
- Catherine 14
- Donnacona 14
- Fossambault-sur-lac 14
- Mont-Joli 14
- Cacouna 13
- Carleton-sur-Mer 13
- Deschambault 13
- Fermont 13
- Havre-Saint-Pierre 13
- Lac-Megantic 13
- Maliotenam 13
- Neuville 13
- Port-Cartier 13
- Sacre-Coeur 13
- Saint-Antoine-de-Tilly 13
- Saint-Simeon 13
- Shannon 13
- Zephirin 13
- Baie-Saint-Paul 12
- Cap-Chat 12
- Chandler 12
- Chateau-Richer 12
- Chute-aux-Outardes 12
- Drummondville 12
- L'Ancienne-Lorette 12
- La Haute-Saint-Charles 12
- Saint-Augustin-de-Desmaures 12
- Amqui 11
- Beaupre 11
- Breakeyville 11
- Francois 11
- La Pocatiere 11
- Riviere-Rouge 11
- Saint-Antonin 11
- Saint-Pascal 11
- St-Jean-Port-Joli 11
- Val-David 11
- Baie-Comeau 10
- Les Escoumins 10
- Montmagny 10
- Saint-Henri 10
- Val-d'Or 10
- Adstock 9
- Forestville 9
- Parc Cambron 9
- Gaspe 8
- Hilaire 8
- Pierreville 8
- Pohenegamook 8
- Riviere-du-Loup 8
- Sainte-Marie 8
- Beauceville 7
- Cabano 7
- Saint-Come--Liniere 7
- Saint-Joseph-de-Beauce 7
- Vallee-Jonction 7
- Ditton 6
- Otterburn Park 6
- Candiac 5
- Magog 5
- Saint-Augustin 5
- Sainte-Thecle 5
- Thetford-Mines 5
AQI US, Metric