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)
38
Good
Mahomet, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.96 μg/m³
0
55
155
255
425
605+
33.68 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
2.65 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mahomet, Illinois
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AQI 33
Good
5.91μg/m³
PM2.5
27.01μg/m³
PM10
32.50ppb
O3
0.39ppb
SO2
2.77ppb
NO2
0.22ppm
CO
AQI 33
Good
5.94μg/m³
PM2.5
27.08μg/m³
PM10
32.56ppb
O3
0.39ppb
SO2
2.72ppb
NO2
0.22ppm
CO
AQI 33
Good
6.13μg/m³
PM2.5
27.69μg/m³
PM10
32.23ppb
O3
0.43ppb
SO2
2.05ppb
NO2
0.22ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
30.00μg/m³
PM10
33.49ppb
O3
0.56ppb
SO2
4.39ppb
NO2
0.22ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
30.00μg/m³
PM10
33.52ppb
O3
0.55ppb
SO2
4.39ppb
NO2
0.22ppm
CO
AQI 44
Good
8.28μg/m³
PM2.5
36.89μg/m³
PM10
25.12ppb
O3
0.52ppb
SO2
4.24ppb
NO2
0.21ppm
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 2026-03-09.
In the last 24 hrs, the best air quality in Mahomet, Illinois was observed at 04:00:00 on 2026-03-09.
The current air quality in Mahomet, Illinois is 38, categorized as Good 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 7.113 μg/m3.
The current PM10 concentration at Mahomet, Illinois is 31.962 μg/m3.
The current carbon monoxide (CO) concentration at Mahomet, Illinois is 0.253 ppm.
The current sulfur dioxide (SO2) concentration at Mahomet, Illinois is 0.345 ppb.
The current ozone (O3) concentration at Mahomet, Illinois is 33.681 ppm.
The current nitrogen dioxide (NO2) concentration at Mahomet, Illinois is 2.651 ppb.
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