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

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
47.25 μg/m³
0
55
155
255
425
605+
48.65 ppb
0
55
71
86
201
201+
0.61 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
Mahomet, Illinois
Mahomet, 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
10.61μg/m³
PM2.5
47.21μg/m³
PM10
49.86ppb
O3
0.62ppb
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 50
Good
9.42μg/m³
PM2.5
42.09μg/m³
PM10
53.93ppb
O3
0.94ppb
SO2
5.98ppb
NO2
0.18ppm
CO
AQI 50
Good
9.40μg/m³
PM2.5
42.01μg/m³
PM10
53.99ppb
O3
0.93ppb
SO2
5.98ppb
NO2
0.18ppm
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 data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Mahomet, Illinois is updated every hour.
The worst air quality in Mahomet, Illinois in the last 24 hours was observed at 12:00:00 on 2026-04-23.
In the last 24 hrs, the best air quality in Mahomet, Illinois was observed at 10:00:00 on 2026-04-23.
The current air quality in Mahomet, Illinois is 54, categorized as Moderate based on real-time data.
The most common pollutant in Mahomet, Illinois is PM2.5.
If the air quality in Mahomet, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Mahomet, Illinois is 10.569 μg/m3.
The current PM10 concentration at Mahomet, Illinois is 47.254 μg/m3.
The current carbon monoxide (CO) concentration at Mahomet, Illinois is 0.145 ppm.
The current sulfur dioxide (SO2) concentration at Mahomet, Illinois is 0.607 ppb.
The current ozone (O3) concentration at Mahomet, Illinois is 48.646 ppm.
The current nitrogen dioxide (NO2) concentration at Mahomet, Illinois is 6.155 ppb.
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