Stay updated with real-time air quality in Waukegan, 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)
130
Unhealthy for sensitive groups
Waukegan, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
44.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
213.94 μg/m³
0
55
155
255
425
605+
47.80 ppb
0
55
71
86
201
201+
1.33 ppb
0
36
76
186
605
1005+
4.44 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Waukegan, Illinois
Waukegan, Illinois
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AQI 115
Unhealthy for sensitive groups
41.12μg/m³
PM2.5
124.77μg/m³
PM10
42.77ppb
O3
1.33ppb
SO2
4.60ppb
NO2
0.28ppm
CO
AQI 117
Unhealthy for sensitive groups
41.65μg/m³
PM2.5
162.93μg/m³
PM10
50.01ppb
O3
1.24ppb
SO2
4.28ppb
NO2
0.28ppm
CO
AQI 115
Unhealthy for sensitive groups
41.19μg/m³
PM2.5
153.23μg/m³
PM10
50.06ppb
O3
1.22ppb
SO2
4.28ppb
NO2
0.28ppm
CO
AQI 115
Unhealthy for sensitive groups
40.66μg/m³
PM2.5
141.21μg/m³
PM10
50.22ppb
O3
1.20ppb
SO2
4.31ppb
NO2
0.28ppm
CO
AQI 117
Unhealthy for sensitive groups
41.76μg/m³
PM2.5
140.59μg/m³
PM10
40.58ppb
O3
1.25ppb
SO2
4.43ppb
NO2
0.28ppm
CO
AQI 122
Unhealthy for sensitive groups
43.60μg/m³
PM2.5
179.48μg/m³
PM10
47.01ppb
O3
1.66ppb
SO2
3.59ppb
NO2
0.28ppm
CO
Air quality measurements for Illinois, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Waukegan, Illinois is updated on an hourly basis.
The worst air quality in Waukegan, Illinois was recorded at 01:00:00 on 2025-06-06.
The best air quality in Waukegan, Illinois was recorded at 05:00:00 on 2025-06-05.
The real-time air quality index in Waukegan, Illinois is 130, currently categorized as Unhealthy for Sensitive Groups.
The most common pollutant in Waukegan, Illinois is PM10.
If the air quality in Waukegan, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Waukegan, Illinois at present are 44.181 μg/m3.
The current PM10 levels in Waukegan, Illinois are 213.945 μg/m3.
The current carbon monoxide (CO) level in Waukegan, Illinois is 0.28 ppm.
The current sulfur dioxide (SO2) levels in Waukegan, Illinois are 1.334 ppb.
The current ozone (O3) levels at Waukegan, Illinois is 47.805 ppm.
The current nitrogen dioxide (NO2) levels at Waukegan, Illinois is 4.444 ppb.
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