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)
33
Good
Suffield, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.22 μg/m³
0
55
155
255
425
605+
28.56 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
9.93 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Suffield, Connecticut
Suffield, Connecticut
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AQI 33
Good
5.90μg/m³
PM2.5
17.46μg/m³
PM10
26.62ppb
O3
0.21ppb
SO2
10.95ppb
NO2
0.23ppm
CO
AQI 33
Good
5.75μg/m³
PM2.5
17.56μg/m³
PM10
31.56ppb
O3
0.20ppb
SO2
11.59ppb
NO2
0.24ppm
CO
AQI 30
Good
4.97μg/m³
PM2.5
20.78μg/m³
PM10
32.45ppb
O3
0.13ppb
SO2
14.03ppb
NO2
0.23ppm
CO
AQI 31
Good
4.93μg/m³
PM2.5
20.45μg/m³
PM10
32.72ppb
O3
0.14ppb
SO2
13.60ppb
NO2
0.23ppm
CO
AQI 31
Good
5.27μg/m³
PM2.5
17.93μg/m³
PM10
33.35ppb
O3
0.19ppb
SO2
11.53ppb
NO2
0.24ppm
CO
AQI 30
Good
5.02μg/m³
PM2.5
21.62μg/m³
PM10
32.47ppb
O3
0.11ppb
SO2
15.26ppb
NO2
0.23ppm
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 2026-05-13.
The best air quality in Suffield, Connecticut was recorded at 03:00:00 on 2026-05-13.
The real-time air quality index in Suffield, Connecticut is 33, currently categorized as Good.
The most common pollutant in Suffield, Connecticut is PM2.5.
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 5.78 μg/m3.
The current PM10 levels in Suffield, Connecticut are 16.224 μg/m3.
The current carbon monoxide (CO) level in Suffield, Connecticut is 0.174 ppm.
The current sulfur dioxide (SO2) levels in Suffield, Connecticut are 0.206 ppb.
The current ozone (O3) levels at Suffield, Connecticut is 28.563 ppm.
The current nitrogen dioxide (NO2) levels at Suffield, Connecticut is 9.929 ppb.
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