Stay updated with real-time air quality in New Lenox, Illinois 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
New Lenox, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.97 μg/m³
0
55
155
255
425
605+
31.08 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
2.34 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
New Lenox, Illinois
New Lenox, Illinois
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AQI 28
Good
5.45μg/m³
PM2.5
24.15μg/m³
PM10
30.30ppb
O3
0.44ppb
SO2
2.30ppb
NO2
0.25ppm
CO
AQI 31
Good
5.11μg/m³
PM2.5
22.00μg/m³
PM10
33.80ppb
O3
0.42ppb
SO2
2.43ppb
NO2
0.24ppm
CO
AQI 27
Good
5.49μg/m³
PM2.5
24.35μg/m³
PM10
23.96ppb
O3
0.45ppb
SO2
2.25ppb
NO2
0.25ppm
CO
AQI 33
Good
5.70μg/m³
PM2.5
24.52μg/m³
PM10
16.99ppb
O3
0.43ppb
SO2
2.44ppb
NO2
0.25ppm
CO
AQI 31
Good
4.81μg/m³
PM2.5
21.18μg/m³
PM10
34.48ppb
O3
0.42ppb
SO2
2.38ppb
NO2
0.25ppm
CO
AQI 27
Good
5.21μg/m³
PM2.5
22.14μg/m³
PM10
24.49ppb
O3
0.42ppb
SO2
2.46ppb
NO2
0.24ppm
CO
Air quality data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for New Lenox, Illinois is updated every hour.
The worst air quality in New Lenox, Illinois in the last 24 hours was observed at 07:00:00 on 2026-04-27.
In the last 24 hrs, the best air quality in New Lenox, Illinois was observed at 10:00:00 on 2026-04-27.
The current air quality in New Lenox, Illinois is 33, categorized as Good based on real-time data.
The most common pollutant in New Lenox, Illinois is PM2.5.
If the air quality in New Lenox, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at New Lenox, Illinois is 5.528 μg/m3.
The current PM10 concentration at New Lenox, Illinois is 23.967 μg/m3.
The current carbon monoxide (CO) concentration at New Lenox, Illinois is 0.248 ppm.
The current sulfur dioxide (SO2) concentration at New Lenox, Illinois is 0.43 ppb.
The current ozone (O3) concentration at New Lenox, Illinois is 31.082 ppm.
The current nitrogen dioxide (NO2) concentration at New Lenox, Illinois is 2.336 ppb.
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