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)
27
Good
East Hartford, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.91 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.53 μg/m³
0
55
155
255
425
605+
12.25 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
7.83 ppb
0
54
101
361
1250
2050+
0.28 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 27
Good
5.28μg/m³
PM2.5
8.98μg/m³
PM10
18.15ppb
O3
0.40ppb
SO2
9.59ppb
NO2
0.30ppm
CO
AQI 27
Good
5.05μg/m³
PM2.5
9.07μg/m³
PM10
14.95ppb
O3
0.40ppb
SO2
8.48ppb
NO2
0.29ppm
CO
AQI 27
Good
4.52μg/m³
PM2.5
8.64μg/m³
PM10
17.64ppb
O3
0.40ppb
SO2
6.15ppb
NO2
0.27ppm
CO
AQI 27
Good
4.83μg/m³
PM2.5
10.62μg/m³
PM10
13.71ppb
O3
0.42ppb
SO2
7.46ppb
NO2
0.28ppm
CO
AQI 27
Good
4.96μg/m³
PM2.5
9.44μg/m³
PM10
13.60ppb
O3
0.40ppb
SO2
8.00ppb
NO2
0.28ppm
CO
AQI 27
Good
4.93μg/m³
PM2.5
9.92μg/m³
PM10
14.02ppb
O3
0.41ppb
SO2
7.87ppb
NO2
0.28ppm
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 04:00:00 on 2026-11-12.
The best air quality in East Hartford, Connecticut was recorded at 12:00:00 on 2026-11-12.
The real-time air quality index in East Hartford, Connecticut is 27, currently categorized as Good.
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 4.914 μg/m3.
The current PM10 levels in East Hartford, Connecticut are 8.525 μg/m3.
The current carbon monoxide (CO) level in East Hartford, Connecticut is 0.285 ppm.
The current sulfur dioxide (SO2) levels in East Hartford, Connecticut are 0.399 ppb.
The current ozone (O3) levels at East Hartford, Connecticut is 12.246 ppm.
The current nitrogen dioxide (NO2) levels at East Hartford, Connecticut is 7.835 ppb.
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