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)
22
Good
Norridge, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.92 μg/m³
0
55
155
255
425
605+
23.76 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
9.76 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Norridge, Illinois
Scroll To Air Quality MapLoading...
AQI 22
Good
4.00μg/m³
PM2.5
17.95μg/m³
PM10
21.15ppb
O3
0.32ppb
SO2
9.83ppb
NO2
0.21ppm
CO
AQI 22
Good
3.90μg/m³
PM2.5
16.97μg/m³
PM10
22.03ppb
O3
0.32ppb
SO2
9.80ppb
NO2
0.21ppm
CO
AQI 22
Good
3.84μg/m³
PM2.5
16.56μg/m³
PM10
22.33ppb
O3
0.33ppb
SO2
9.80ppb
NO2
0.21ppm
CO
AQI 22
Good
4.02μg/m³
PM2.5
17.84μg/m³
PM10
21.56ppb
O3
0.32ppb
SO2
9.82ppb
NO2
0.21ppm
CO
AQI 22
Good
3.89μg/m³
PM2.5
16.44μg/m³
PM10
24.23ppb
O3
0.31ppb
SO2
9.76ppb
NO2
0.21ppm
CO
AQI 23
Good
3.86μg/m³
PM2.5
15.77μg/m³
PM10
24.79ppb
O3
0.31ppb
SO2
9.75ppb
NO2
0.21ppm
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 03:00:00 on 2026-03-11.
In the last 24 hrs, the best air quality in Norridge, Illinois was observed at 02:00:00 on 2026-03-11.
The current air quality in Norridge, Illinois is 22, categorized as Good based on real-time data.
The most common pollutant in Norridge, Illinois is O3.
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 4.062 μg/m3.
The current PM10 concentration at Norridge, Illinois is 16.918 μg/m3.
The current carbon monoxide (CO) concentration at Norridge, Illinois is 0.209 ppm.
The current sulfur dioxide (SO2) concentration at Norridge, Illinois is 0.319 ppb.
The current ozone (O3) concentration at Norridge, Illinois is 23.756 ppm.
The current nitrogen dioxide (NO2) concentration at Norridge, Illinois is 9.758 ppb.
All Rights Reserved © Ambee Inc. 2025