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)
34
Good
East Hartford, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.26 μg/m³
0
55
155
255
425
605+
36.52 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
12.59 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 38
Good
7.37μg/m³
PM2.5
21.52μg/m³
PM10
37.48ppb
O3
0.23ppb
SO2
18.72ppb
NO2
0.20ppm
CO
AQI 36
Good
6.15μg/m³
PM2.5
17.12μg/m³
PM10
38.80ppb
O3
0.24ppb
SO2
13.14ppb
NO2
0.21ppm
CO
AQI 31
Good
5.33μg/m³
PM2.5
17.69μg/m³
PM10
34.33ppb
O3
0.23ppb
SO2
9.29ppb
NO2
0.22ppm
CO
AQI 36
Good
5.38μg/m³
PM2.5
15.60μg/m³
PM10
38.84ppb
O3
0.23ppb
SO2
10.56ppb
NO2
0.21ppm
CO
AQI 35
Good
5.68μg/m³
PM2.5
15.54μg/m³
PM10
38.48ppb
O3
0.23ppb
SO2
11.29ppb
NO2
0.21ppm
CO
AQI 37
Good
5.69μg/m³
PM2.5
16.00μg/m³
PM10
40.38ppb
O3
0.24ppb
SO2
11.13ppb
NO2
0.21ppm
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 10:00:00 on 2026-05-13.
The best air quality in East Hartford, Connecticut was recorded at 01:00:00 on 2026-05-13.
The real-time air quality index in East Hartford, Connecticut is 34, currently categorized as Good.
The most common pollutant in East Hartford, Connecticut is O3.
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 5.671 μg/m3.
The current PM10 levels in East Hartford, Connecticut are 14.259 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 0.219 ppb.
The current ozone (O3) levels at East Hartford, Connecticut is 36.519 ppm.
The current nitrogen dioxide (NO2) levels at East Hartford, Connecticut is 12.594 ppb.
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