Stay updated with real-time air quality in Bridgeport, 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
Bridgeport, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.21 μg/m³
0
55
155
255
425
605+
41.31 ppb
0
55
71
86
201
201+
0.10 ppb
0
36
76
186
605
1005+
6.70 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Bridgeport, Connecticut
Bridgeport, Connecticut
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AQI 49
Good
8.52μg/m³
PM2.5
22.19μg/m³
PM10
41.78ppb
O3
0.46ppb
SO2
5.08ppb
NO2
0.24ppm
CO
AQI 44
Good
8.49μg/m³
PM2.5
17.33μg/m³
PM10
36.88ppb
O3
0.52ppb
SO2
6.49ppb
NO2
0.24ppm
CO
AQI 44
Good
8.35μg/m³
PM2.5
16.23μg/m³
PM10
35.08ppb
O3
0.55ppb
SO2
6.72ppb
NO2
0.25ppm
CO
AQI 49
Good
8.61μg/m³
PM2.5
21.09μg/m³
PM10
40.79ppb
O3
0.43ppb
SO2
5.16ppb
NO2
0.24ppm
CO
AQI 44
Good
7.68μg/m³
PM2.5
15.10μg/m³
PM10
30.51ppb
O3
0.63ppb
SO2
7.55ppb
NO2
0.25ppm
CO
AQI 44
Good
8.04μg/m³
PM2.5
16.16μg/m³
PM10
33.12ppb
O3
0.63ppb
SO2
8.21ppb
NO2
0.25ppm
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 Bridgeport, Connecticut is updated on an hourly basis.
The worst air quality in Bridgeport, Connecticut was recorded at 05:00:00 on 2025-07-10.
The best air quality in Bridgeport, Connecticut was recorded at 03:00:00 on 2025-07-09.
The real-time air quality index in Bridgeport, Connecticut is 49, currently categorized as Good.
The most common pollutant in Bridgeport, Connecticut is PM2.5.
If the air quality in Bridgeport, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Bridgeport, Connecticut at present are 8.682 μg/m3.
The current PM10 levels in Bridgeport, Connecticut are 14.034 μg/m3.
The current carbon monoxide (CO) level in Bridgeport, Connecticut is 0.229 ppm.
The current sulfur dioxide (SO2) levels in Bridgeport, Connecticut are 0.856 ppb.
The current ozone (O3) levels at Bridgeport, Connecticut is 34.912 ppm.
The current nitrogen dioxide (NO2) levels at Bridgeport, Connecticut is 3.395 ppb.
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