Stay updated with real-time air quality in Fox Lake, 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)
58
Moderate
Fox Lake, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
61.55 μg/m³
0
55
155
255
425
605+
27.01 ppb
0
55
71
86
201
201+
1.24 ppb
0
36
76
186
605
1005+
3.60 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Fox Lake, Illinois
Fox Lake, Illinois
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AQI 60
Moderate
13.78μg/m³
PM2.5
65.70μg/m³
PM10
26.96ppb
O3
1.31ppb
SO2
3.61ppb
NO2
0.21ppm
CO
AQI 60
Moderate
13.78μg/m³
PM2.5
65.70μg/m³
PM10
26.96ppb
O3
1.31ppb
SO2
3.61ppb
NO2
0.21ppm
CO
AQI 60
Moderate
14.28μg/m³
PM2.5
71.99μg/m³
PM10
27.28ppb
O3
1.27ppb
SO2
3.49ppb
NO2
0.20ppm
CO
AQI 58
Moderate
13.31μg/m³
PM2.5
41.56μg/m³
PM10
27.09ppb
O3
1.17ppb
SO2
3.71ppb
NO2
0.22ppm
CO
AQI 58
Moderate
13.31μg/m³
PM2.5
48.32μg/m³
PM10
26.88ppb
O3
1.31ppb
SO2
3.79ppb
NO2
0.21ppm
CO
AQI 60
Moderate
14.08μg/m³
PM2.5
32.67μg/m³
PM10
27.37ppb
O3
1.33ppb
SO2
3.66ppb
NO2
0.21ppm
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 Fox Lake, Illinois is updated on an hourly basis.
The worst air quality in Fox Lake, Illinois was recorded at 05:00:00 on 2026-08-23.
The best air quality in Fox Lake, Illinois was recorded at 03:00:00 on 2026-08-23.
The real-time air quality index in Fox Lake, Illinois is 58, currently categorized as Moderate.
The most common pollutant in Fox Lake, Illinois is PM2.5.
If the air quality in Fox Lake, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Fox Lake, Illinois at present are 13.323 μg/m3.
The current PM10 levels in Fox Lake, Illinois are 61.552 μg/m3.
The current carbon monoxide (CO) level in Fox Lake, Illinois is 0.21 ppm.
The current sulfur dioxide (SO2) levels in Fox Lake, Illinois are 1.236 ppb.
The current ozone (O3) levels at Fox Lake, Illinois is 27.014 ppm.
The current nitrogen dioxide (NO2) levels at Fox Lake, Illinois is 3.6 ppb.
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