Stay updated with real-time air quality in East Lyme, 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)
38
Good
East Lyme, Connecticut
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.34 μg/m³
0
55
155
255
425
605+
25.50 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
4.81 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
East Lyme, Connecticut
East Lyme, Connecticut
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AQI 27
Good
5.05μg/m³
PM2.5
8.42μg/m³
PM10
25.83ppb
O3
0.50ppb
SO2
8.16ppb
NO2
0.20ppm
CO
AQI 27
Good
4.73μg/m³
PM2.5
7.12μg/m³
PM10
25.98ppb
O3
0.50ppb
SO2
8.25ppb
NO2
0.20ppm
CO
AQI 27
Good
4.73μg/m³
PM2.5
7.12μg/m³
PM10
25.98ppb
O3
0.50ppb
SO2
8.25ppb
NO2
0.20ppm
CO
AQI 33
Good
5.65μg/m³
PM2.5
11.01μg/m³
PM10
25.33ppb
O3
0.50ppb
SO2
7.92ppb
NO2
0.20ppm
CO
AQI 56
Moderate
11.93μg/m³
PM2.5
29.41μg/m³
PM10
18.86ppb
O3
0.50ppb
SO2
8.54ppb
NO2
0.18ppm
CO
AQI 27
Good
4.95μg/m³
PM2.5
10.79μg/m³
PM10
25.26ppb
O3
0.50ppb
SO2
7.35ppb
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 Lyme, Connecticut is updated on an hourly basis.
The worst air quality in East Lyme, Connecticut was recorded at 09:00:00 on 2025-06-06.
The best air quality in East Lyme, Connecticut was recorded at 07:00:00 on 2025-06-07.
The real-time air quality index in East Lyme, Connecticut is 38, currently categorized as Good.
The most common pollutant in East Lyme, Connecticut is PM2.5.
If the air quality in East Lyme, Connecticut is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in East Lyme, Connecticut at present are 7.089 μg/m3.
The current PM10 levels in East Lyme, Connecticut are 18.337 μg/m3.
The current carbon monoxide (CO) level in East Lyme, Connecticut is 0.213 ppm.
The current sulfur dioxide (SO2) levels in East Lyme, Connecticut are 0.463 ppb.
The current ozone (O3) levels at East Lyme, Connecticut is 25.504 ppm.
The current nitrogen dioxide (NO2) levels at East Lyme, Connecticut is 4.813 ppb.
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