Stay updated with real-time air quality in Wethersfield, 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)
101
Unhealthy for sensitive groups
Wethersfield, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
22.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.24 μg/m³
0
55
155
255
425
605+
70.57 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
9.91 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Wethersfield, Connecticut
Wethersfield, Connecticut
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AQI 84
Moderate
20.56μg/m³
PM2.5
37.95μg/m³
PM10
64.77ppb
O3
0.46ppb
SO2
12.48ppb
NO2
0.38ppm
CO
AQI 75
Moderate
22.25μg/m³
PM2.5
47.89μg/m³
PM10
57.66ppb
O3
0.46ppb
SO2
9.00ppb
NO2
0.36ppm
CO
AQI 80
Moderate
20.79μg/m³
PM2.5
33.18μg/m³
PM10
64.13ppb
O3
0.49ppb
SO2
17.83ppb
NO2
0.40ppm
CO
AQI 77
Moderate
22.19μg/m³
PM2.5
35.90μg/m³
PM10
63.33ppb
O3
0.49ppb
SO2
7.45ppb
NO2
0.38ppm
CO
AQI 80
Moderate
20.80μg/m³
PM2.5
35.88μg/m³
PM10
64.11ppb
O3
0.49ppb
SO2
13.90ppb
NO2
0.39ppm
CO
AQI 84
Moderate
19.83μg/m³
PM2.5
42.96μg/m³
PM10
64.63ppb
O3
0.46ppb
SO2
9.26ppb
NO2
0.37ppm
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 Wethersfield, Connecticut is updated on an hourly basis.
The worst air quality in Wethersfield, Connecticut was recorded at 12:00:00 on 2025-06-06.
The best air quality in Wethersfield, Connecticut was recorded at 09:00:00 on 2025-06-06.
The real-time air quality index in Wethersfield, Connecticut is 101, currently categorized as Unhealthy for Sensitive Groups.
The most common pollutant in Wethersfield, Connecticut is O3.
If the air quality in Wethersfield, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Wethersfield, Connecticut at present are 22.177 μg/m3.
The current PM10 levels in Wethersfield, Connecticut are 38.243 μg/m3.
The current carbon monoxide (CO) level in Wethersfield, Connecticut is 0.299 ppm.
The current sulfur dioxide (SO2) levels in Wethersfield, Connecticut are 0.498 ppb.
The current ozone (O3) levels at Wethersfield, Connecticut is 70.573 ppm.
The current nitrogen dioxide (NO2) levels at Wethersfield, Connecticut is 9.908 ppb.
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