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Air quality in Ontario

Air quality index (AQI⁺) and PM2.5 air pollution in Ontario • 16:22, Oct 29

Government of Ontario, Ministry of the EnvironmentOklahoma Department of Environmental Quality AnonymousJim GuilletNational Air Pollution Surveillance ProgramPiéEVCO**Chris Fournier@airqualitybrampton & airqualitybrampton@gmail.comHamilton Air Monitoring Network - HAMNMark OberemkGraydonSouth RichvaleMC2025Stacey SchacterstevepaulquinnBelltown - Oakley AveMeAmy CuriousKevin DamenNichols FamilyAnonymousElectric Vehicle Council of OttawaCSA HamiltonianMikoAirJayDeeVBbsummDGEC - GreensvilleAnonymous SlyyyMinistry of the Environment and the Fight against Climate ChangePaulAnonymousSteven RichierandalljhowardARTSean StewartJackBBriarwood Ave. Matt WojtowiczDataforge CanadaBradley SangerMichiruSWBijanWildflower Bee Farm Ontario and Nova ScotiaTimothy DresserBBT Batteries Ltd.Eric SteinCaptain Benjamin WillardLara TAnonymousHaig BlvdDave McKeeCanadian Air and Precipitation Monitoring NetworkKatwyks on the RiverPierreJpSMeS WepplerAnonymousMitch LPeter CornelisseGregMattAnonymous contributor
1 stations sponsored by The Foundation for Clean Air
Government of Ontario, Ministry of the EnvironmentOklahoma Department of Environmental Quality AnonymousJim GuilletNational Air Pollution Surveillance ProgramPiéEVCO**Chris Fournier@airqualitybrampton & airqualitybrampton@gmail.comHamilton Air Monitoring Network - HAMNMark OberemkGraydonSouth RichvaleMC2025Stacey SchacterstevepaulquinnBelltown - Oakley AveMeAmy CuriousKevin DamenNichols FamilyAnonymousElectric Vehicle Council of OttawaCSA HamiltonianMikoAirJayDeeVBbsummDGEC - GreensvilleAnonymous SlyyyMinistry of the Environment and the Fight against Climate ChangePaulAnonymousSteven RichierandalljhowardARTSean StewartJackBBriarwood Ave. Matt WojtowiczDataforge CanadaBradley SangerMichiruSWBijanWildflower Bee Farm Ontario and Nova ScotiaTimothy DresserBBT Batteries Ltd.Eric SteinCaptain Benjamin WillardLara TAnonymousHaig BlvdDave McKeeCanadian Air and Precipitation Monitoring NetworkKatwyks on the RiverPierreJpSMeS WepplerAnonymousMitch LPeter CornelisseGregMattAnonymous contributor
1 stations sponsored by The Foundation for Clean Air

Live most polluted city ranking

Real-time Ontario most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Canada

Lindsay

86

2
The national flag of Canada

Ajax

74

3
The national flag of Canada

Port Stanley

71

4
The national flag of Canada

Parry Sound

70

5
The national flag of Canada

Embrun

69

6
The national flag of Canada

Orangeville

69

7
The national flag of Canada

Bells Corners

66

8
The national flag of Canada

Tobermory

66

9
The national flag of Canada

St. Catharines

65

10
The national flag of Canada

Willowdale

65

Live cleanest city ranking

Real-time Ontario cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Canada

Kasabonika

1

2
The national flag of Canada

Red Lake

1

3
The national flag of Canada

Larder Lake

6

4
The national flag of Canada

Breslau

9

5
The national flag of Canada

Algoma

10

6
The national flag of Canada

Thunder Bay

14

7
The national flag of Canada

Bonner Lake

17

8
The national flag of Canada

Sheguiandah

18

9
The national flag of Canada

Sault Ste. Marie

21

10
The national flag of Canada

Bruce Mines

23

Wildfires in Ontario

Real-time information

Active fires

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Small group of people cycling in morning smog.
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