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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.38 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.45 μg/m³
0
55
155
255
425
605+
21.96 ppb
0
55
71
86
201
201+
0.20 ppb
0
36
76
186
605
1005+
11.79 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Orange, Connecticut
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AQI 54
Moderate
10.65μg/m³
PM2.5
31.01μg/m³
PM10
12.85ppb
O3
0.20ppb
SO2
18.42ppb
NO2
0.34ppm
CO
AQI 58
Moderate
12.93μg/m³
PM2.5
20.33μg/m³
PM10
2.79ppb
O3
0.28ppb
SO2
23.88ppb
NO2
0.31ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
31.49μg/m³
PM10
12.01ppb
O3
0.24ppb
SO2
19.26ppb
NO2
0.34ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
31.49μg/m³
PM10
12.01ppb
O3
0.24ppb
SO2
19.26ppb
NO2
0.34ppm
CO
AQI 54
Moderate
11.20μg/m³
PM2.5
31.49μg/m³
PM10
12.01ppb
O3
0.24ppb
SO2
19.26ppb
NO2
0.34ppm
CO
AQI 58
Moderate
13.32μg/m³
PM2.5
20.03μg/m³
PM10
1.25ppb
O3
0.30ppb
SO2
25.26ppb
NO2
0.30ppm
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 Orange, Connecticut is updated every hour for accuracy.
In the past 24 hours, the air quality in Orange, Connecticut was at its worst at 01:00:00 on 2025-11-03.
In the last 24 hours, the best air quality in Orange, Connecticut was observed at 05:00:00 on 2025-11-02.
As of now, the AQI in Orange, Connecticut is 44, indicating Good conditions.
Orange, Connecticut air has the highest levels of PM2.5.
Poor air quality in Orange, Connecticut means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Orange, Connecticut are currently 7.726 μg/m3.
The PM10 concentration in Orange, Connecticut is 31.424 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Orange, Connecticut is 0.285 ppm.
Currently, Orange, Connecticut has a sulfur dioxide (SO2) concentration of 0.334 ppb.
The current ozone (O3) level in Orange, Connecticut at the moment is 4.13 ppm.
Nitrogen dioxide (NO2) level in Orange, Connecticut at the moment is 21.287 ppb.
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