Stay updated with real-time air quality in New Fairfield, 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)
60
Moderate
New Fairfield, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
14.10 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.20 μg/m³
0
55
155
255
425
605+
11.73 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
25.20 ppb
0
54
101
361
1250
2050+
0.39 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
New Fairfield, Connecticut
New Fairfield, Connecticut
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AQI 60
Moderate
14.40μg/m³
PM2.5
20.72μg/m³
PM10
10.83ppb
O3
0.31ppb
SO2
25.56ppb
NO2
0.40ppm
CO
AQI 60
Moderate
14.30μg/m³
PM2.5
18.09μg/m³
PM10
11.25ppb
O3
0.32ppb
SO2
25.83ppb
NO2
0.40ppm
CO
AQI 58
Moderate
12.87μg/m³
PM2.5
36.13μg/m³
PM10
11.03ppb
O3
0.35ppb
SO2
25.58ppb
NO2
0.40ppm
CO
AQI 60
Moderate
14.38μg/m³
PM2.5
19.49μg/m³
PM10
11.08ppb
O3
0.32ppb
SO2
25.65ppb
NO2
0.40ppm
CO
AQI 60
Moderate
14.12μg/m³
PM2.5
51.53μg/m³
PM10
7.71ppb
O3
0.34ppb
SO2
25.33ppb
NO2
0.36ppm
CO
AQI 60
Moderate
13.87μg/m³
PM2.5
41.45μg/m³
PM10
6.68ppb
O3
0.36ppb
SO2
25.17ppb
NO2
0.43ppm
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 New Fairfield, Connecticut is updated every hour.
The worst air quality in New Fairfield, Connecticut in the last 24 hours was observed at 12:00:00 on 2025-12-29.
In the last 24 hrs, the best air quality in New Fairfield, Connecticut was observed at 02:00:00 on 2025-12-28.
The current air quality in New Fairfield, Connecticut is 60, categorized as Moderate based on real-time data.
The most common pollutant in New Fairfield, Connecticut is PM2.5.
If the air quality in New Fairfield, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at New Fairfield, Connecticut is 14.1 μg/m3.
The current PM10 concentration at New Fairfield, Connecticut is 24.203 μg/m3.
The current carbon monoxide (CO) concentration at New Fairfield, Connecticut is 0.394 ppm.
The current sulfur dioxide (SO2) concentration at New Fairfield, Connecticut is 0.323 ppb.
The current ozone (O3) concentration at New Fairfield, Connecticut is 11.726 ppm.
The current nitrogen dioxide (NO2) concentration at New Fairfield, Connecticut is 25.198 ppb.
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