Stay updated with real-time air quality in Lincoln, 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)
44
Good
Lincoln, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.37 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.83 μg/m³
0
55
155
255
425
605+
27.50 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
7.97 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Lincoln, Illinois
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AQI 22
Good
4.32μg/m³
PM2.5
19.04μg/m³
PM10
24.05ppb
O3
0.55ppb
SO2
2.41ppb
NO2
0.15ppm
CO
AQI 32
Good
3.12μg/m³
PM2.5
14.08μg/m³
PM10
35.01ppb
O3
0.65ppb
SO2
2.13ppb
NO2
0.13ppm
CO
AQI 31
Good
4.79μg/m³
PM2.5
20.83μg/m³
PM10
33.47ppb
O3
0.39ppb
SO2
4.30ppb
NO2
0.18ppm
CO
AQI 32
Good
3.10μg/m³
PM2.5
14.01μg/m³
PM10
35.00ppb
O3
0.65ppb
SO2
2.13ppb
NO2
0.13ppm
CO
AQI 49
Good
9.38μg/m³
PM2.5
43.88μg/m³
PM10
35.31ppb
O3
0.44ppb
SO2
2.34ppb
NO2
0.14ppm
CO
AQI 32
Good
5.50μg/m³
PM2.5
20.74μg/m³
PM10
35.46ppb
O3
0.45ppb
SO2
2.35ppb
NO2
0.14ppm
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 Lincoln, Illinois is updated every hour.
The worst air quality in Lincoln, Illinois in the last 24 hours was observed at 12:00:00 on 2025-07-20.
In the last 24 hrs, the best air quality in Lincoln, Illinois was observed at 05:00:00 on 2025-07-20.
The current air quality in Lincoln, Illinois is 26, categorized as Good based on real-time data.
The most common pollutant in Lincoln, Illinois is O3.
If the air quality in Lincoln, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Lincoln, Illinois is 4.404 μg/m3.
The current PM10 concentration at Lincoln, Illinois is 16.101 μg/m3.
The current carbon monoxide (CO) concentration at Lincoln, Illinois is 0.148 ppm.
The current sulfur dioxide (SO2) concentration at Lincoln, Illinois is 0.735 ppb.
The current ozone (O3) concentration at Lincoln, Illinois is 27.946 ppm.
The current nitrogen dioxide (NO2) concentration at Lincoln, Illinois is 2.095 ppb.
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