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
5.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.11 μg/m³
0
55
155
255
425
605+
24.76 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
3.08 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ellington, Connecticut
Ellington, Connecticut
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AQI 33
Good
6.44μg/m³
PM2.5
22.00μg/m³
PM10
24.12ppb
O3
0.50ppb
SO2
3.09ppb
NO2
0.23ppm
CO
AQI 38
Good
6.89μg/m³
PM2.5
22.41μg/m³
PM10
25.05ppb
O3
0.51ppb
SO2
4.12ppb
NO2
0.22ppm
CO
AQI 38
Good
6.69μg/m³
PM2.5
22.28μg/m³
PM10
27.26ppb
O3
0.49ppb
SO2
3.69ppb
NO2
0.21ppm
CO
AQI 38
Good
7.39μg/m³
PM2.5
28.25μg/m³
PM10
27.39ppb
O3
0.51ppb
SO2
4.30ppb
NO2
0.21ppm
CO
AQI 38
Good
6.51μg/m³
PM2.5
21.81μg/m³
PM10
27.34ppb
O3
0.52ppb
SO2
3.44ppb
NO2
0.22ppm
CO
AQI 38
Good
7.15μg/m³
PM2.5
16.45μg/m³
PM10
24.48ppb
O3
0.51ppb
SO2
4.58ppb
NO2
0.21ppm
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 01:00:00 on 2026-08-14.
In the last 24 hours, the best air quality in Ellington, Connecticut was observed at 04:00:00 on 2026-08-14.
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 5.76 μg/m3.
The PM10 concentration in Ellington, Connecticut is 22.109 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ellington, Connecticut is 0.202 ppm.
Currently, Ellington, Connecticut has a sulfur dioxide (SO2) concentration of 0.199 ppb.
The current ozone (O3) level in Ellington, Connecticut at the moment is 24.756 ppm.
Nitrogen dioxide (NO2) level in Ellington, Connecticut at the moment is 3.085 ppb.
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