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)
58
Moderate
Ellington, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
30.00 μg/m³
0
55
155
255
425
605+
34.52 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
2.22 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ellington, Connecticut
Ellington, Connecticut
Scroll To Air Quality MapLoading...
AQI 54
Moderate
11.44μg/m³
PM2.5
28.61μg/m³
PM10
30.05ppb
O3
0.25ppb
SO2
2.78ppb
NO2
0.15ppm
CO
AQI 54
Moderate
11.42μg/m³
PM2.5
24.38μg/m³
PM10
30.32ppb
O3
0.26ppb
SO2
3.12ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.75μg/m³
PM2.5
39.14μg/m³
PM10
32.72ppb
O3
0.24ppb
SO2
3.12ppb
NO2
0.15ppm
CO
AQI 54
Moderate
11.49μg/m³
PM2.5
24.30μg/m³
PM10
30.63ppb
O3
0.26ppb
SO2
3.21ppb
NO2
0.14ppm
CO
AQI 54
Moderate
11.35μg/m³
PM2.5
39.29μg/m³
PM10
29.27ppb
O3
0.25ppb
SO2
2.81ppb
NO2
0.14ppm
CO
AQI 56
Moderate
11.82μg/m³
PM2.5
24.91μg/m³
PM10
32.91ppb
O3
0.26ppb
SO2
3.24ppb
NO2
0.12ppm
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 05:00:00 on 2026-06-29.
In the last 24 hours, the best air quality in Ellington, Connecticut was observed at 02:00:00 on 2026-06-29.
As of now, the AQI in Ellington, Connecticut is 58, indicating Moderate 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 12.601 μg/m3.
The PM10 concentration in Ellington, Connecticut is 30.004 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Ellington, Connecticut is 0.15 ppm.
Currently, Ellington, Connecticut has a sulfur dioxide (SO2) concentration of 0.217 ppb.
The current ozone (O3) level in Ellington, Connecticut at the moment is 34.523 ppm.
Nitrogen dioxide (NO2) level in Ellington, Connecticut at the moment is 2.222 ppb.
All Rights Reserved © Ambee Inc. 2025