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)
66
Moderate
New Fairfield, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
16.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.85 μg/m³
0
55
155
255
425
605+
46.06 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
8.49 ppb
0
54
101
361
1250
2050+
0.36 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 66
Moderate
17.44μg/m³
PM2.5
29.89μg/m³
PM10
46.24ppb
O3
0.47ppb
SO2
8.15ppb
NO2
0.36ppm
CO
AQI 67
Moderate
17.50μg/m³
PM2.5
27.13μg/m³
PM10
46.97ppb
O3
0.48ppb
SO2
8.04ppb
NO2
0.36ppm
CO
AQI 60
Moderate
13.58μg/m³
PM2.5
48.35μg/m³
PM10
43.65ppb
O3
0.53ppb
SO2
11.82ppb
NO2
0.37ppm
CO
AQI 67
Moderate
17.57μg/m³
PM2.5
28.89μg/m³
PM10
46.34ppb
O3
0.47ppb
SO2
8.06ppb
NO2
0.36ppm
CO
AQI 66
Moderate
16.83μg/m³
PM2.5
38.79μg/m³
PM10
40.19ppb
O3
0.48ppb
SO2
6.42ppb
NO2
0.33ppm
CO
AQI 60
Moderate
13.91μg/m³
PM2.5
45.84μg/m³
PM10
45.01ppb
O3
0.54ppb
SO2
13.22ppb
NO2
0.41ppm
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 11:00:00 on 2025-06-05.
In the last 24 hrs, the best air quality in New Fairfield, Connecticut was observed at 03:00:00 on 2025-06-06.
The current air quality in New Fairfield, Connecticut is 66, 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 16.767 μg/m3.
The current PM10 concentration at New Fairfield, Connecticut is 31.854 μg/m3.
The current carbon monoxide (CO) concentration at New Fairfield, Connecticut is 0.362 ppm.
The current sulfur dioxide (SO2) concentration at New Fairfield, Connecticut is 0.486 ppb.
The current ozone (O3) concentration at New Fairfield, Connecticut is 46.061 ppm.
The current nitrogen dioxide (NO2) concentration at New Fairfield, Connecticut is 8.491 ppb.
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