Stay updated with real-time air quality in Norridge, 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)
44
Good
Norridge, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.25 μg/m³
0
55
155
255
425
605+
10.97 ppb
0
55
71
86
201
201+
1.12 ppb
0
36
76
186
605
1005+
24.60 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Norridge, Illinois
Norridge, Illinois
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AQI 52
Moderate
10.10μg/m³
PM2.5
44.58μg/m³
PM10
10.53ppb
O3
1.15ppb
SO2
24.92ppb
NO2
0.29ppm
CO
AQI 49
Good
8.67μg/m³
PM2.5
38.44μg/m³
PM10
10.52ppb
O3
1.14ppb
SO2
24.97ppb
NO2
0.29ppm
CO
AQI 44
Good
7.85μg/m³
PM2.5
34.90μg/m³
PM10
10.56ppb
O3
1.13ppb
SO2
24.98ppb
NO2
0.29ppm
CO
AQI 52
Moderate
9.74μg/m³
PM2.5
43.01μg/m³
PM10
10.67ppb
O3
1.15ppb
SO2
24.80ppb
NO2
0.29ppm
CO
AQI 44
Good
8.40μg/m³
PM2.5
36.13μg/m³
PM10
12.82ppb
O3
1.12ppb
SO2
23.36ppb
NO2
0.29ppm
CO
AQI 44
Good
7.68μg/m³
PM2.5
32.16μg/m³
PM10
13.63ppb
O3
1.12ppb
SO2
23.14ppb
NO2
0.29ppm
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 Norridge, Illinois is updated every hour.
The worst air quality in Norridge, Illinois in the last 24 hours was observed at 07:00:00 on 2026-01-24.
In the last 24 hrs, the best air quality in Norridge, Illinois was observed at 04:00:00 on 2026-01-24.
The current air quality in Norridge, Illinois is 44, categorized as Good based on real-time data.
The most common pollutant in Norridge, Illinois is PM2.5.
If the air quality in Norridge, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Norridge, Illinois is 7.961 μg/m3.
The current PM10 concentration at Norridge, Illinois is 35.252 μg/m3.
The current carbon monoxide (CO) concentration at Norridge, Illinois is 0.291 ppm.
The current sulfur dioxide (SO2) concentration at Norridge, Illinois is 1.123 ppb.
The current ozone (O3) concentration at Norridge, Illinois is 10.973 ppm.
The current nitrogen dioxide (NO2) concentration at Norridge, Illinois is 24.596 ppb.
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