Stay updated with real-time air quality in Des Plaines, 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)
110
Unhealthy for sensitive groups
Des Plaines, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
38.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
172.57 μg/m³
0
55
155
255
425
605+
36.63 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
10.24 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Des Plaines, Illinois
Des Plaines, Illinois
Scroll To Air Quality MapLoading...
AQI 112
Unhealthy for sensitive groups
40.02μg/m³
PM2.5
171.24μg/m³
PM10
39.95ppb
O3
0.87ppb
SO2
11.47ppb
NO2
0.34ppm
CO
AQI 115
Unhealthy for sensitive groups
40.84μg/m³
PM2.5
178.46μg/m³
PM10
37.35ppb
O3
0.86ppb
SO2
11.53ppb
NO2
0.34ppm
CO
AQI 110
Unhealthy for sensitive groups
38.60μg/m³
PM2.5
162.13μg/m³
PM10
42.04ppb
O3
0.86ppb
SO2
11.58ppb
NO2
0.34ppm
CO
AQI 112
Unhealthy for sensitive groups
39.77μg/m³
PM2.5
173.04μg/m³
PM10
37.90ppb
O3
0.85ppb
SO2
11.65ppb
NO2
0.34ppm
CO
AQI 115
Unhealthy for sensitive groups
40.60μg/m³
PM2.5
171.16μg/m³
PM10
37.60ppb
O3
0.87ppb
SO2
10.94ppb
NO2
0.34ppm
CO
AQI 112
Unhealthy for sensitive groups
40.26μg/m³
PM2.5
175.51μg/m³
PM10
37.90ppb
O3
0.86ppb
SO2
11.56ppb
NO2
0.34ppm
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 Des Plaines, Illinois is updated every hour.
The worst air quality in Des Plaines, Illinois in the last 24 hours was observed at 09:00:00 on 2025-06-05.
In the last 24 hrs, the best air quality in Des Plaines, Illinois was observed at 06:00:00 on 2025-06-06.
The current air quality in Des Plaines, Illinois is 110, categorized as Unhealthy for Sensitive Groups based on real-time data.
The most common pollutant in Des Plaines, Illinois is PM10.
If the air quality in Des Plaines, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Des Plaines, Illinois is 38.808 μg/m3.
The current PM10 concentration at Des Plaines, Illinois is 172.572 μg/m3.
The current carbon monoxide (CO) concentration at Des Plaines, Illinois is 0.316 ppm.
The current sulfur dioxide (SO2) concentration at Des Plaines, Illinois is 0.387 ppb.
The current ozone (O3) concentration at Des Plaines, Illinois is 36.626 ppm.
The current nitrogen dioxide (NO2) concentration at Des Plaines, Illinois is 10.241 ppb.
All Rights Reserved © Ambee Inc. 2025