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)
27
Good
Mahomet, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.52 μg/m³
0
55
155
255
425
605+
22.48 ppb
0
55
71
86
201
201+
0.99 ppb
0
36
76
186
605
1005+
5.12 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Mahomet, Illinois
Mahomet, Illinois
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AQI 21
Good
3.41μg/m³
PM2.5
15.05μg/m³
PM10
23.09ppb
O3
1.17ppb
SO2
2.90ppb
NO2
0.13ppm
CO
AQI 21
Good
3.45μg/m³
PM2.5
15.48μg/m³
PM10
23.02ppb
O3
1.16ppb
SO2
2.90ppb
NO2
0.13ppm
CO
AQI 22
Good
3.92μg/m³
PM2.5
19.64μg/m³
PM10
22.23ppb
O3
1.19ppb
SO2
2.48ppb
NO2
0.14ppm
CO
AQI 24
Good
3.51μg/m³
PM2.5
16.04μg/m³
PM10
25.98ppb
O3
1.24ppb
SO2
3.79ppb
NO2
0.17ppm
CO
AQI 24
Good
3.50μg/m³
PM2.5
16.00μg/m³
PM10
26.00ppb
O3
1.24ppb
SO2
3.79ppb
NO2
0.17ppm
CO
AQI 24
Good
3.80μg/m³
PM2.5
17.01μg/m³
PM10
25.98ppb
O3
1.21ppb
SO2
4.29ppb
NO2
0.18ppm
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 03:00:00 on 2025-08-30.
In the last 24 hrs, the best air quality in Mahomet, Illinois was observed at 01:00:00 on 2025-08-30.
The current air quality in Mahomet, Illinois is 22, 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 3.75 μg/m3.
The current PM10 concentration at Mahomet, Illinois is 19.041 μg/m3.
The current carbon monoxide (CO) concentration at Mahomet, Illinois is 0.128 ppm.
The current sulfur dioxide (SO2) concentration at Mahomet, Illinois is 1.182 ppb.
The current ozone (O3) concentration at Mahomet, Illinois is 23.38 ppm.
The current nitrogen dioxide (NO2) concentration at Mahomet, Illinois is 2.929 ppb.
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