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
1.50 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.95 μg/m³
0
55
155
255
425
605+
32.90 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
3.87 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Suffield, Connecticut
Suffield, Connecticut
Scroll To Air Quality MapLoading...
AQI 23
Good
3.75μg/m³
PM2.5
11.37μg/m³
PM10
25.15ppb
O3
0.15ppb
SO2
4.26ppb
NO2
0.17ppm
CO
AQI 26
Good
3.73μg/m³
PM2.5
13.90μg/m³
PM10
27.57ppb
O3
0.16ppb
SO2
4.55ppb
NO2
0.18ppm
CO
AQI 25
Good
3.94μg/m³
PM2.5
16.61μg/m³
PM10
27.10ppb
O3
0.25ppb
SO2
3.30ppb
NO2
0.17ppm
CO
AQI 25
Good
3.93μg/m³
PM2.5
16.22μg/m³
PM10
26.98ppb
O3
0.25ppb
SO2
3.39ppb
NO2
0.17ppm
CO
AQI 25
Good
3.71μg/m³
PM2.5
11.18μg/m³
PM10
26.79ppb
O3
0.16ppb
SO2
7.30ppb
NO2
0.17ppm
CO
AQI 25
Good
3.97μg/m³
PM2.5
17.72μg/m³
PM10
27.31ppb
O3
0.25ppb
SO2
2.96ppb
NO2
0.17ppm
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 11:00:00 on 2025-11-03.
The best air quality in Suffield, Connecticut was recorded at 11:00:00 on 2025-11-03.
The real-time air quality index in Suffield, Connecticut is 28, 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 3.228 μg/m3.
The current PM10 levels in Suffield, Connecticut are 10.549 μg/m3.
The current carbon monoxide (CO) level in Suffield, Connecticut is 0.121 ppm.
The current sulfur dioxide (SO2) levels in Suffield, Connecticut are 0.28 ppb.
The current ozone (O3) levels at Suffield, Connecticut is 29.901 ppm.
The current nitrogen dioxide (NO2) levels at Suffield, Connecticut is 2.093 ppb.
All Rights Reserved © Ambee Inc. 2025