Stay updated with real-time air quality in Ellington, 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)
30
Good
Ellington, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.30 μg/m³
0
55
155
255
425
605+
32.01 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
8.29 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Ellington, Connecticut
Ellington, Connecticut
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AQI 31
Good
5.03μg/m³
PM2.5
14.62μg/m³
PM10
34.43ppb
O3
0.13ppb
SO2
4.18ppb
NO2
0.23ppm
CO
AQI 29
Good
4.63μg/m³
PM2.5
18.88μg/m³
PM10
31.20ppb
O3
0.14ppb
SO2
4.76ppb
NO2
0.24ppm
CO
AQI 31
Good
4.62μg/m³
PM2.5
18.33μg/m³
PM10
34.09ppb
O3
0.22ppb
SO2
4.62ppb
NO2
0.23ppm
CO
AQI 29
Good
4.68μg/m³
PM2.5
12.63μg/m³
PM10
30.87ppb
O3
0.15ppb
SO2
4.85ppb
NO2
0.24ppm
CO
AQI 29
Good
4.98μg/m³
PM2.5
15.61μg/m³
PM10
31.35ppb
O3
0.13ppb
SO2
4.80ppb
NO2
0.23ppm
CO
AQI 28
Good
5.02μg/m³
PM2.5
12.30μg/m³
PM10
29.82ppb
O3
0.15ppb
SO2
8.78ppb
NO2
0.27ppm
CO
Air quality and pollutant data for Connecticut, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Ellington, Connecticut is updated every hour for accuracy.
In the past 24 hours, the air quality in Ellington, Connecticut was at its worst at 03:00:00 on 2025-11-03.
In the last 24 hours, the best air quality in Ellington, Connecticut was observed at 11:00:00 on 2025-11-03.
As of now, the AQI in Ellington, Connecticut is 30, indicating Good conditions.
Ellington, Connecticut air has the highest levels of O3.
Poor air quality in Ellington, Connecticut means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Ellington, Connecticut are currently 5.232 μg/m3.
The PM10 concentration in Ellington, Connecticut is 15.656 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ellington, Connecticut is 0.233 ppm.
Currently, Ellington, Connecticut has a sulfur dioxide (SO2) concentration of 0.146 ppb.
The current ozone (O3) level in Ellington, Connecticut at the moment is 31.962 ppm.
Nitrogen dioxide (NO2) level in Ellington, Connecticut at the moment is 4.41 ppb.
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