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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.99 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.71 μg/m³
0
55
155
255
425
605+
20.58 ppb
0
55
71
86
201
201+
0.67 ppb
0
36
76
186
605
1005+
6.36 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Midlothian, Illinois
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AQI 44
Good
8.44μg/m³
PM2.5
37.55μg/m³
PM10
23.31ppb
O3
0.38ppb
SO2
10.56ppb
NO2
0.23ppm
CO
AQI 44
Good
8.45μg/m³
PM2.5
37.59μg/m³
PM10
24.86ppb
O3
0.39ppb
SO2
10.68ppb
NO2
0.23ppm
CO
AQI 44
Good
8.17μg/m³
PM2.5
36.45μg/m³
PM10
24.46ppb
O3
0.39ppb
SO2
10.53ppb
NO2
0.23ppm
CO
AQI 44
Good
8.18μg/m³
PM2.5
36.39μg/m³
PM10
22.91ppb
O3
0.38ppb
SO2
10.40ppb
NO2
0.23ppm
CO
AQI 44
Good
8.10μg/m³
PM2.5
36.01μg/m³
PM10
23.00ppb
O3
0.38ppb
SO2
10.48ppb
NO2
0.23ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
37.95μg/m³
PM10
26.03ppb
O3
0.40ppb
SO2
10.84ppb
NO2
0.23ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Midlothian, Illinois are available every hour.
Midlothian, Illinois experienced its worst air quality at 07:00:00, 2026-03-10.
The best air quality in Midlothian, Illinois was observed at 03:00:00 on 2026-03-10.
The air quality in Midlothian, Illinois right now is Good, with an AQI of 44.
In Midlothian, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Midlothian, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Midlothian, Illinois currently has a PM2.5 concentration of 8.277 μg/m3.
Midlothian, Illinois currently has a PM10 concentration of 36.419 μg/m3.
The current carbon monoxide (CO) level in Midlothian, Illinois is 0.233 ppm.
The current sulfur dioxide (SO2) concentration in Midlothian, Illinois is 0.364 ppb.
Midlothian, Illinois currently has an ozone (O3) concentration of 21.682 ppm.
The current level of nitrogen dioxide (NO2) in Midlothian, Illinois is 4.151 ppb.
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