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)
54
Moderate
New Fairfield, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.96 μg/m³
0
55
155
255
425
605+
9.01 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
7.63 ppb
0
54
101
361
1250
2050+
0.27 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 54
Moderate
10.96μg/m³
PM2.5
21.40μg/m³
PM10
19.98ppb
O3
0.66ppb
SO2
4.22ppb
NO2
0.32ppm
CO
AQI 52
Moderate
10.50μg/m³
PM2.5
18.11μg/m³
PM10
20.96ppb
O3
0.64ppb
SO2
4.18ppb
NO2
0.32ppm
CO
AQI 54
Moderate
10.70μg/m³
PM2.5
54.80μg/m³
PM10
18.48ppb
O3
0.62ppb
SO2
4.08ppb
NO2
0.34ppm
CO
AQI 54
Moderate
10.66μg/m³
PM2.5
19.59μg/m³
PM10
20.23ppb
O3
0.65ppb
SO2
4.20ppb
NO2
0.32ppm
CO
AQI 63
Moderate
11.41μg/m³
PM2.5
78.68μg/m³
PM10
21.04ppb
O3
0.55ppb
SO2
4.01ppb
NO2
0.34ppm
CO
AQI 52
Moderate
10.50μg/m³
PM2.5
52.32μg/m³
PM10
18.72ppb
O3
0.65ppb
SO2
4.62ppb
NO2
0.34ppm
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 08:00:00 on 2025-07-25.
In the last 24 hrs, the best air quality in New Fairfield, Connecticut was observed at 08:00:00 on 2025-07-26.
The current air quality in New Fairfield, Connecticut is 64, 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 15.649 μg/m3.
The current PM10 concentration at New Fairfield, Connecticut is 43.369 μg/m3.
The current carbon monoxide (CO) concentration at New Fairfield, Connecticut is 0.413 ppm.
The current sulfur dioxide (SO2) concentration at New Fairfield, Connecticut is 0.893 ppb.
The current ozone (O3) concentration at New Fairfield, Connecticut is 22.308 ppm.
The current nitrogen dioxide (NO2) concentration at New Fairfield, Connecticut is 3.326 ppb.
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