Stay updated with real-time air quality in East Hartford, 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)
58
Moderate
East Hartford, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.52 μg/m³
0
55
155
255
425
605+
41.80 ppb
0
55
71
86
201
201+
0.25 ppb
0
36
76
186
605
1005+
2.51 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
East Hartford, Connecticut
East Hartford, Connecticut
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AQI 54
Moderate
11.43μg/m³
PM2.5
21.00μg/m³
PM10
34.72ppb
O3
0.27ppb
SO2
4.51ppb
NO2
0.10ppm
CO
AQI 54
Moderate
11.46μg/m³
PM2.5
23.66μg/m³
PM10
33.89ppb
O3
0.27ppb
SO2
3.86ppb
NO2
0.12ppm
CO
AQI 56
Moderate
11.64μg/m³
PM2.5
20.74μg/m³
PM10
31.98ppb
O3
0.26ppb
SO2
3.23ppb
NO2
0.13ppm
CO
AQI 56
Moderate
11.82μg/m³
PM2.5
24.91μg/m³
PM10
32.91ppb
O3
0.26ppb
SO2
3.24ppb
NO2
0.12ppm
CO
AQI 56
Moderate
11.83μg/m³
PM2.5
22.27μg/m³
PM10
33.45ppb
O3
0.26ppb
SO2
3.33ppb
NO2
0.12ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
27.39μg/m³
PM10
33.47ppb
O3
0.27ppb
SO2
3.95ppb
NO2
0.13ppm
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 East Hartford, Connecticut is updated on an hourly basis.
The worst air quality in East Hartford, Connecticut was recorded at 05:00:00 on 2026-06-29.
The best air quality in East Hartford, Connecticut was recorded at 05:00:00 on 2026-06-29.
The real-time air quality index in East Hartford, Connecticut is 58, currently categorized as Moderate.
The most common pollutant in East Hartford, Connecticut is PM2.5.
If the air quality in East Hartford, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in East Hartford, Connecticut at present are 12.6 μg/m3.
The current PM10 levels in East Hartford, Connecticut are 19.523 μg/m3.
The current carbon monoxide (CO) level in East Hartford, Connecticut is 0.121 ppm.
The current sulfur dioxide (SO2) levels in East Hartford, Connecticut are 0.253 ppb.
The current ozone (O3) levels at East Hartford, Connecticut is 41.8 ppm.
The current nitrogen dioxide (NO2) levels at East Hartford, Connecticut is 2.512 ppb.
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