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)
33
Good
Ellington, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.85 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.48 μg/m³
0
55
155
255
425
605+
19.31 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
2.25 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ellington, Connecticut
Ellington, Connecticut
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AQI 27
Good
5.40μg/m³
PM2.5
22.50μg/m³
PM10
19.08ppb
O3
0.61ppb
SO2
2.15ppb
NO2
0.21ppm
CO
AQI 33
Good
6.27μg/m³
PM2.5
17.23μg/m³
PM10
19.58ppb
O3
0.60ppb
SO2
2.28ppb
NO2
0.21ppm
CO
AQI 33
Good
5.92μg/m³
PM2.5
16.65μg/m³
PM10
19.57ppb
O3
0.60ppb
SO2
3.17ppb
NO2
0.21ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
17.62μg/m³
PM10
20.85ppb
O3
0.59ppb
SO2
2.47ppb
NO2
0.21ppm
CO
AQI 33
Good
6.01μg/m³
PM2.5
18.67μg/m³
PM10
22.34ppb
O3
0.60ppb
SO2
2.02ppb
NO2
0.21ppm
CO
AQI 38
Good
7.02μg/m³
PM2.5
16.37μg/m³
PM10
19.86ppb
O3
0.57ppb
SO2
2.71ppb
NO2
0.20ppm
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 02:00:00 on 2026-08-18.
In the last 24 hours, the best air quality in Ellington, Connecticut was observed at 06:00:00 on 2026-08-18.
As of now, the AQI in Ellington, Connecticut is 33, indicating Good conditions.
Ellington, Connecticut air has the highest levels of PM2.5.
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 5.853 μg/m3.
The PM10 concentration in Ellington, Connecticut is 21.484 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ellington, Connecticut is 0.211 ppm.
Currently, Ellington, Connecticut has a sulfur dioxide (SO2) concentration of 0.602 ppb.
The current ozone (O3) level in Ellington, Connecticut at the moment is 19.307 ppm.
Nitrogen dioxide (NO2) level in Ellington, Connecticut at the moment is 2.254 ppb.
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