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)
56
Moderate
Orange, Connecticut
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.41 μg/m³
0
55
155
255
425
605+
18.78 ppb
0
55
71
86
201
201+
0.37 ppb
0
36
76
186
605
1005+
24.31 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Orange, Connecticut
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AQI 54
Moderate
11.17μg/m³
PM2.5
30.06μg/m³
PM10
22.43ppb
O3
1.90ppb
SO2
24.30ppb
NO2
0.30ppm
CO
AQI 56
Moderate
11.53μg/m³
PM2.5
19.86μg/m³
PM10
12.69ppb
O3
0.40ppb
SO2
30.98ppb
NO2
0.30ppm
CO
AQI 54
Moderate
11.39μg/m³
PM2.5
36.79μg/m³
PM10
17.99ppb
O3
2.18ppb
SO2
22.81ppb
NO2
0.29ppm
CO
AQI 54
Moderate
11.39μg/m³
PM2.5
36.79μg/m³
PM10
17.99ppb
O3
2.18ppb
SO2
22.81ppb
NO2
0.29ppm
CO
AQI 54
Moderate
11.39μg/m³
PM2.5
36.79μg/m³
PM10
17.99ppb
O3
2.18ppb
SO2
22.81ppb
NO2
0.29ppm
CO
AQI 56
Moderate
11.50μg/m³
PM2.5
19.13μg/m³
PM10
11.26ppb
O3
0.31ppb
SO2
32.44ppb
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 2026-02-11.
In the last 24 hours, the best air quality in Orange, Connecticut was observed at 11:00:00 on 2026-02-10.
As of now, the AQI in Orange, Connecticut is 54, 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 11.187 μg/m3.
The PM10 concentration in Orange, Connecticut is 29.635 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Orange, Connecticut is 0.296 ppm.
Currently, Orange, Connecticut has a sulfur dioxide (SO2) concentration of 2.051 ppb.
The current ozone (O3) level in Orange, Connecticut at the moment is 19.568 ppm.
Nitrogen dioxide (NO2) level in Orange, Connecticut at the moment is 14.71 ppb.
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