Stay updated with real-time air quality in Lyons, 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)
19
Good
Lyons, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.53 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.49 μg/m³
0
55
155
255
425
605+
20.46 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
4.54 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Lyons, Illinois
Lyons, Illinois
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AQI 22
Good
3.02μg/m³
PM2.5
12.90μg/m³
PM10
23.82ppb
O3
0.38ppb
SO2
2.40ppb
NO2
0.22ppm
CO
AQI 24
Good
2.91μg/m³
PM2.5
12.19μg/m³
PM10
26.08ppb
O3
0.38ppb
SO2
2.33ppb
NO2
0.22ppm
CO
AQI 23
Good
3.07μg/m³
PM2.5
13.12μg/m³
PM10
25.24ppb
O3
0.38ppb
SO2
2.31ppb
NO2
0.22ppm
CO
AQI 25
Good
2.81μg/m³
PM2.5
11.63μg/m³
PM10
26.51ppb
O3
0.39ppb
SO2
2.35ppb
NO2
0.22ppm
CO
AQI 25
Good
3.54μg/m³
PM2.5
15.63μg/m³
PM10
27.18ppb
O3
0.35ppb
SO2
2.35ppb
NO2
0.22ppm
CO
AQI 27
Good
3.99μg/m³
PM2.5
17.94μg/m³
PM10
28.95ppb
O3
0.33ppb
SO2
2.33ppb
NO2
0.22ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Lyons, Illinois are available every hour.
Lyons, Illinois experienced its worst air quality at 09:00:00, 2025-07-16.
The best air quality in Lyons, Illinois was observed at 06:00:00 on 2025-07-17.
The air quality in Lyons, Illinois right now is Good, with an AQI of 21.
In Lyons, Illinois, O3 is the most frequently found pollutant.
When air quality in Lyons, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Lyons, Illinois currently has a PM2.5 concentration of 2.62 μg/m3.
Lyons, Illinois currently has a PM10 concentration of 11.245 μg/m3.
The current carbon monoxide (CO) level in Lyons, Illinois is 0.202 ppm.
The current sulfur dioxide (SO2) concentration in Lyons, Illinois is 0.227 ppb.
Lyons, Illinois currently has an ozone (O3) concentration of 23.495 ppm.
The current level of nitrogen dioxide (NO2) in Lyons, Illinois is 3.748 ppb.
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