Stay updated with real-time air quality in Canton, Connecticut featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
33
Good
Canton, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.26 μg/m³
0
55
155
255
425
605+
33.08 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
7.39 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Canton, Connecticut
Canton, Connecticut
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AQI 22
Good
4.04μg/m³
PM2.5
11.69μg/m³
PM10
16.07ppb
O3
0.11ppb
SO2
6.49ppb
NO2
0.29ppm
CO
AQI 22
Good
4.03μg/m³
PM2.5
11.69μg/m³
PM10
19.77ppb
O3
0.11ppb
SO2
5.34ppb
NO2
0.28ppm
CO
AQI 22
Good
4.07μg/m³
PM2.5
11.73μg/m³
PM10
18.48ppb
O3
0.11ppb
SO2
6.42ppb
NO2
0.29ppm
CO
AQI 33
Good
5.65μg/m³
PM2.5
13.45μg/m³
PM10
10.21ppb
O3
0.11ppb
SO2
6.68ppb
NO2
0.30ppm
CO
AQI 33
Good
5.56μg/m³
PM2.5
13.27μg/m³
PM10
10.14ppb
O3
0.11ppb
SO2
6.82ppb
NO2
0.30ppm
CO
AQI 27
Good
5.33μg/m³
PM2.5
9.67μg/m³
PM10
18.40ppb
O3
0.11ppb
SO2
6.55ppb
NO2
0.29ppm
CO
Air quality data and pollutant measurements for Connecticut, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Canton, Connecticut is updated every hour.
The worst air quality in Canton, Connecticut in the last 24 hours was observed at 07:00:00 on 2025-09-11.
In the last 24 hrs, the best air quality in Canton, Connecticut was observed at 02:00:00 on 2025-09-11.
The current air quality in Canton, Connecticut is 22, categorized as Good based on real-time data.
The most common pollutant in Canton, Connecticut is PM2.5.
If the air quality in Canton, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Canton, Connecticut is 4.475 μg/m3.
The current PM10 concentration at Canton, Connecticut is 11.201 μg/m3.
The current carbon monoxide (CO) concentration at Canton, Connecticut is 0.22 ppm.
The current sulfur dioxide (SO2) concentration at Canton, Connecticut is 0.116 ppb.
The current ozone (O3) concentration at Canton, Connecticut is 19.531 ppm.
The current nitrogen dioxide (NO2) concentration at Canton, Connecticut is 4.006 ppb.
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