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

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
47.21 μg/m³
0
55
155
255
425
605+
49.86 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
6.16 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Urbana, Illinois
Urbana, Illinois
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AQI 54
Moderate
10.60μg/m³
PM2.5
47.03μg/m³
PM10
50.01ppb
O3
0.62ppb
SO2
6.16ppb
NO2
0.14ppm
CO
AQI 54
Moderate
10.57μg/m³
PM2.5
47.25μg/m³
PM10
48.65ppb
O3
0.61ppb
SO2
6.16ppb
NO2
0.14ppm
CO
AQI 54
Moderate
10.63μg/m³
PM2.5
48.54μg/m³
PM10
50.58ppb
O3
0.66ppb
SO2
6.08ppb
NO2
0.16ppm
CO
AQI 36
Good
5.86μg/m³
PM2.5
25.07μg/m³
PM10
39.45ppb
O3
1.29ppb
SO2
2.01ppb
NO2
0.16ppm
CO
AQI 52
Moderate
10.27μg/m³
PM2.5
40.12μg/m³
PM10
49.98ppb
O3
1.69ppb
SO2
15.39ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.40μg/m³
PM2.5
46.00μg/m³
PM10
47.05ppb
O3
0.64ppb
SO2
6.30ppb
NO2
0.17ppm
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 Urbana, Illinois is updated on an hourly basis.
The worst air quality in Urbana, Illinois was recorded at 10:00:00 on 2026-04-23.
The best air quality in Urbana, Illinois was recorded at 01:00:00 on 2026-04-23.
The real-time air quality index in Urbana, Illinois is 54, currently categorized as Moderate.
The most common pollutant in Urbana, Illinois is PM2.5.
If the air quality in Urbana, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Urbana, Illinois at present are 10.61 μg/m3.
The current PM10 levels in Urbana, Illinois are 47.208 μg/m3.
The current carbon monoxide (CO) level in Urbana, Illinois is 0.139 ppm.
The current sulfur dioxide (SO2) levels in Urbana, Illinois are 0.616 ppb.
The current ozone (O3) levels at Urbana, Illinois is 49.861 ppm.
The current nitrogen dioxide (NO2) levels at Urbana, Illinois is 6.16 ppb.
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