Stay updated with real-time air quality in East Haven, 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)
16
Good
East Haven, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.97 μg/m³
0
55
155
255
425
605+
15.19 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
6.77 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
East Haven, Connecticut
East Haven, Connecticut
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AQI 16
Good
3.50μg/m³
PM2.5
7.24μg/m³
PM10
13.88ppb
O3
0.42ppb
SO2
9.36ppb
NO2
0.28ppm
CO
AQI 16
Good
3.50μg/m³
PM2.5
7.05μg/m³
PM10
13.13ppb
O3
0.41ppb
SO2
10.06ppb
NO2
0.30ppm
CO
AQI 16
Good
3.47μg/m³
PM2.5
7.37μg/m³
PM10
13.89ppb
O3
0.43ppb
SO2
9.27ppb
NO2
0.28ppm
CO
AQI 22
Good
4.05μg/m³
PM2.5
13.42μg/m³
PM10
15.16ppb
O3
0.41ppb
SO2
8.74ppb
NO2
0.24ppm
CO
AQI 16
Good
3.46μg/m³
PM2.5
6.91μg/m³
PM10
14.47ppb
O3
0.41ppb
SO2
8.82ppb
NO2
0.26ppm
CO
AQI 16
Good
3.50μg/m³
PM2.5
6.98μg/m³
PM10
14.13ppb
O3
0.41ppb
SO2
9.20ppb
NO2
0.27ppm
CO
Air quality and pollutant data for Connecticut, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for East Haven, Connecticut is updated every hour for accuracy.
In the past 24 hours, the air quality in East Haven, Connecticut was at its worst at 06:00:00 on 2025-11-10.
In the last 24 hours, the best air quality in East Haven, Connecticut was observed at 08:00:00 on 2025-11-10.
As of now, the AQI in East Haven, Connecticut is 16, indicating Good conditions.
East Haven, Connecticut air has the highest levels of PM2.5.
Poor air quality in East Haven, Connecticut means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in East Haven, Connecticut are currently 3.494 μg/m3.
The PM10 concentration in East Haven, Connecticut is 7.078 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in East Haven, Connecticut is 0.291 ppm.
Currently, East Haven, Connecticut has a sulfur dioxide (SO2) concentration of 0.411 ppb.
The current ozone (O3) level in East Haven, Connecticut at the moment is 13.355 ppm.
Nitrogen dioxide (NO2) level in East Haven, Connecticut at the moment is 9.855 ppb.
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