Stay updated with real-time air quality in Suffield, 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)
31
Good
Suffield, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.90 μg/m³
0
55
155
255
425
605+
32.56 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
3.46 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Suffield, Connecticut
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AQI 27
Good
1.93μg/m³
PM2.5
6.57μg/m³
PM10
29.22ppb
O3
0.22ppb
SO2
3.15ppb
NO2
0.12ppm
CO
AQI 26
Good
1.91μg/m³
PM2.5
6.49μg/m³
PM10
27.55ppb
O3
0.24ppb
SO2
3.10ppb
NO2
0.12ppm
CO
AQI 26
Good
2.22μg/m³
PM2.5
9.10μg/m³
PM10
28.25ppb
O3
0.28ppb
SO2
3.60ppb
NO2
0.13ppm
CO
AQI 26
Good
2.21μg/m³
PM2.5
8.87μg/m³
PM10
28.10ppb
O3
0.28ppb
SO2
3.51ppb
NO2
0.13ppm
CO
AQI 25
Good
1.76μg/m³
PM2.5
6.42μg/m³
PM10
26.93ppb
O3
0.24ppb
SO2
3.06ppb
NO2
0.12ppm
CO
AQI 27
Good
2.27μg/m³
PM2.5
9.78μg/m³
PM10
28.73ppb
O3
0.30ppb
SO2
3.88ppb
NO2
0.13ppm
CO
Air quality measurements for Connecticut, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Suffield, Connecticut is updated on an hourly basis.
The worst air quality in Suffield, Connecticut was recorded at 04:00:00 on 2026-02-11.
The best air quality in Suffield, Connecticut was recorded at 12:00:00 on 2026-02-12.
The real-time air quality index in Suffield, Connecticut is 26, currently categorized as Good.
The most common pollutant in Suffield, Connecticut is O3.
If the air quality in Suffield, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Suffield, Connecticut at present are 1.867 μg/m3.
The current PM10 levels in Suffield, Connecticut are 4.304 μg/m3.
The current carbon monoxide (CO) level in Suffield, Connecticut is 0.12 ppm.
The current sulfur dioxide (SO2) levels in Suffield, Connecticut are 0.24 ppb.
The current ozone (O3) levels at Suffield, Connecticut is 28.364 ppm.
The current nitrogen dioxide (NO2) levels at Suffield, Connecticut is 2.979 ppb.
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