Stay updated with real-time air quality in Southington, 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)
38
Good
Southington, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.64 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.58 μg/m³
0
55
155
255
425
605+
26.20 ppb
0
55
71
86
201
201+
0.19 ppb
0
36
76
186
605
1005+
4.95 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Southington, Connecticut
Southington, Connecticut
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AQI 33
Good
6.08μg/m³
PM2.5
11.17μg/m³
PM10
27.56ppb
O3
0.19ppb
SO2
5.15ppb
NO2
0.19ppm
CO
AQI 38
Good
6.63μg/m³
PM2.5
17.92μg/m³
PM10
27.31ppb
O3
0.19ppb
SO2
4.84ppb
NO2
0.19ppm
CO
AQI 33
Good
6.46μg/m³
PM2.5
15.58μg/m³
PM10
25.16ppb
O3
0.24ppb
SO2
5.40ppb
NO2
0.21ppm
CO
AQI 33
Good
6.08μg/m³
PM2.5
11.30μg/m³
PM10
24.66ppb
O3
0.24ppb
SO2
5.46ppb
NO2
0.19ppm
CO
AQI 38
Good
6.61μg/m³
PM2.5
17.60μg/m³
PM10
25.61ppb
O3
0.25ppb
SO2
4.83ppb
NO2
0.19ppm
CO
AQI 33
Good
5.94μg/m³
PM2.5
20.64μg/m³
PM10
27.08ppb
O3
0.18ppb
SO2
4.79ppb
NO2
0.20ppm
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 Southington, Connecticut is updated on an hourly basis.
The worst air quality in Southington, Connecticut was recorded at 02:00:00 on 2026-08-14.
The best air quality in Southington, Connecticut was recorded at 05:00:00 on 2026-08-14.
The real-time air quality index in Southington, Connecticut is 38, currently categorized as Good.
The most common pollutant in Southington, Connecticut is PM2.5.
If the air quality in Southington, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Southington, Connecticut at present are 6.641 μg/m3.
The current PM10 levels in Southington, Connecticut are 17.582 μg/m3.
The current carbon monoxide (CO) level in Southington, Connecticut is 0.193 ppm.
The current sulfur dioxide (SO2) levels in Southington, Connecticut are 0.188 ppb.
The current ozone (O3) levels at Southington, Connecticut is 26.201 ppm.
The current nitrogen dioxide (NO2) levels at Southington, Connecticut is 4.953 ppb.
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