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)
31
Good
East Hartford, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
3.29 μg/m³
0
55
155
255
425
605+
33.19 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
2.27 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
East Hartford, Connecticut
East Hartford, Connecticut
Scroll To Air Quality MapLoading...
AQI 28
Good
5.09μg/m³
PM2.5
10.97μg/m³
PM10
29.99ppb
O3
0.29ppb
SO2
16.25ppb
NO2
0.20ppm
CO
AQI 27
Good
4.99μg/m³
PM2.5
10.74μg/m³
PM10
28.40ppb
O3
0.29ppb
SO2
12.27ppb
NO2
0.20ppm
CO
AQI 28
Good
5.28μg/m³
PM2.5
18.72μg/m³
PM10
29.79ppb
O3
0.27ppb
SO2
7.28ppb
NO2
0.19ppm
CO
AQI 27
Good
4.89μg/m³
PM2.5
11.59μg/m³
PM10
27.84ppb
O3
0.27ppb
SO2
9.16ppb
NO2
0.20ppm
CO
AQI 27
Good
4.95μg/m³
PM2.5
10.97μg/m³
PM10
27.74ppb
O3
0.28ppb
SO2
10.25ppb
NO2
0.20ppm
CO
AQI 27
Good
4.93μg/m³
PM2.5
11.26μg/m³
PM10
27.89ppb
O3
0.28ppb
SO2
10.28ppb
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 East Hartford, Connecticut is updated on an hourly basis.
The worst air quality in East Hartford, Connecticut was recorded at 02:00:00 on 2025-11-03.
The best air quality in East Hartford, Connecticut was recorded at 01:00:00 on 2025-11-04.
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 4.942 μg/m3.
The current PM10 levels in East Hartford, Connecticut are 10.406 μg/m3.
The current carbon monoxide (CO) level in East Hartford, Connecticut is 0.197 ppm.
The current sulfur dioxide (SO2) levels in East Hartford, Connecticut are 0.284 ppb.
The current ozone (O3) levels at East Hartford, Connecticut is 27.087 ppm.
The current nitrogen dioxide (NO2) levels at East Hartford, Connecticut is 9.137 ppb.
All Rights Reserved © Ambee Inc. 2025