Stay updated with real-time air quality in Kewanee, 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)
54
Moderate
Kewanee, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.88 μg/m³
0
55
155
255
425
605+
52.25 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
2.54 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Kewanee, Illinois
Kewanee, Illinois
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AQI 48
Good
6.28μg/m³
PM2.5
24.27μg/m³
PM10
52.38ppb
O3
0.66ppb
SO2
0.97ppb
NO2
0.16ppm
CO
AQI 54
Moderate
11.29μg/m³
PM2.5
49.06μg/m³
PM10
40.72ppb
O3
0.60ppb
SO2
2.38ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.43μg/m³
PM2.5
46.10μg/m³
PM10
38.11ppb
O3
0.62ppb
SO2
2.38ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.43μg/m³
PM2.5
46.10μg/m³
PM10
38.11ppb
O3
0.62ppb
SO2
2.38ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.42μg/m³
PM2.5
45.91μg/m³
PM10
43.68ppb
O3
0.42ppb
SO2
2.31ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.42μg/m³
PM2.5
45.91μg/m³
PM10
43.68ppb
O3
0.42ppb
SO2
2.31ppb
NO2
0.20ppm
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 Kewanee, Illinois is updated on an hourly basis.
The worst air quality in Kewanee, Illinois was recorded at 05:00:00 on 2026-10-22.
The best air quality in Kewanee, Illinois was recorded at 01:00:00 on 2026-10-21.
The real-time air quality index in Kewanee, Illinois is 71, currently categorized as Moderate.
The most common pollutant in Kewanee, Illinois is PM2.5.
If the air quality in Kewanee, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Kewanee, Illinois at present are 19.503 μg/m3.
The current PM10 levels in Kewanee, Illinois are 74.836 μg/m3.
The current carbon monoxide (CO) level in Kewanee, Illinois is 0.455 ppm.
The current sulfur dioxide (SO2) levels in Kewanee, Illinois are 0.216 ppb.
The current ozone (O3) levels at Kewanee, Illinois is 19.792 ppm.
The current nitrogen dioxide (NO2) levels at Kewanee, Illinois is 25.004 ppb.
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