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
11.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.86 μg/m³
0
55
155
255
425
605+
42.26 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
10.43 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Orange, Connecticut
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AQI 49
Good
9.00μg/m³
PM2.5
37.72μg/m³
PM10
50.44ppb
O3
0.40ppb
SO2
9.00ppb
NO2
0.24ppm
CO
AQI 56
Moderate
11.89μg/m³
PM2.5
25.25μg/m³
PM10
48.70ppb
O3
0.40ppb
SO2
16.45ppb
NO2
0.28ppm
CO
AQI 32
Good
4.54μg/m³
PM2.5
27.70μg/m³
PM10
35.29ppb
O3
0.43ppb
SO2
8.49ppb
NO2
0.24ppm
CO
AQI 32
Good
4.54μg/m³
PM2.5
27.70μg/m³
PM10
35.29ppb
O3
0.43ppb
SO2
8.49ppb
NO2
0.24ppm
CO
AQI 32
Good
4.54μg/m³
PM2.5
27.70μg/m³
PM10
35.29ppb
O3
0.43ppb
SO2
8.49ppb
NO2
0.24ppm
CO
AQI 58
Moderate
12.68μg/m³
PM2.5
22.31μg/m³
PM10
48.89ppb
O3
0.40ppb
SO2
18.89ppb
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 06:00:00 on 2026-06-29.
In the last 24 hours, the best air quality in Orange, Connecticut was observed at 07:00:00 on 2026-06-29.
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 11.972 μg/m3.
The PM10 concentration in Orange, Connecticut is 40.862 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Orange, Connecticut is 0.249 ppm.
Currently, Orange, Connecticut has a sulfur dioxide (SO2) concentration of 0.431 ppb.
The current ozone (O3) level in Orange, Connecticut at the moment is 42.257 ppm.
Nitrogen dioxide (NO2) level in Orange, Connecticut at the moment is 10.425 ppb.
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