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)
27
Good
Orange, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.89 μg/m³
0
55
155
255
425
605+
26.16 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
6.77 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Orange, Connecticut
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AQI 60
Moderate
13.55μg/m³
PM2.5
38.33μg/m³
PM10
22.15ppb
O3
0.60ppb
SO2
11.09ppb
NO2
0.18ppm
CO
AQI 56
Moderate
12.33μg/m³
PM2.5
25.71μg/m³
PM10
14.99ppb
O3
0.54ppb
SO2
13.37ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
34.14μg/m³
PM10
22.89ppb
O3
0.56ppb
SO2
11.63ppb
NO2
0.18ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
34.14μg/m³
PM10
22.89ppb
O3
0.56ppb
SO2
11.63ppb
NO2
0.18ppm
CO
AQI 54
Moderate
11.24μg/m³
PM2.5
34.14μg/m³
PM10
22.89ppb
O3
0.56ppb
SO2
11.63ppb
NO2
0.18ppm
CO
AQI 56
Moderate
11.94μg/m³
PM2.5
22.40μg/m³
PM10
12.34ppb
O3
0.53ppb
SO2
14.28ppb
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 Orange, Connecticut is updated every hour for accuracy.
In the past 24 hours, the air quality in Orange, Connecticut was at its worst at 08:00:00 on 2026-08-12.
In the last 24 hours, the best air quality in Orange, Connecticut was observed at 03:00:00 on 2026-08-12.
As of now, the AQI in Orange, Connecticut is 56, indicating Moderate 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 12.138 μg/m3.
The PM10 concentration in Orange, Connecticut is 40.522 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Orange, Connecticut is 0.187 ppm.
Currently, Orange, Connecticut has a sulfur dioxide (SO2) concentration of 0.341 ppb.
The current ozone (O3) level in Orange, Connecticut at the moment is 18.269 ppm.
Nitrogen dioxide (NO2) level in Orange, Connecticut at the moment is 9.543 ppb.
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