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)
77
Moderate
Midlothian, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
73.58 μg/m³
0
55
155
255
425
605+
63.13 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
4.27 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Midlothian, Illinois
Midlothian, Illinois
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AQI 67
Moderate
15.74μg/m³
PM2.5
70.52μg/m³
PM10
60.45ppb
O3
0.57ppb
SO2
2.81ppb
NO2
0.26ppm
CO
AQI 62
Moderate
15.12μg/m³
PM2.5
67.61μg/m³
PM10
57.80ppb
O3
0.58ppb
SO2
2.75ppb
NO2
0.26ppm
CO
AQI 71
Moderate
15.58μg/m³
PM2.5
69.37μg/m³
PM10
60.83ppb
O3
0.58ppb
SO2
2.76ppb
NO2
0.26ppm
CO
AQI 77
Moderate
17.07μg/m³
PM2.5
76.24μg/m³
PM10
62.97ppb
O3
0.57ppb
SO2
2.80ppb
NO2
0.26ppm
CO
AQI 80
Moderate
17.68μg/m³
PM2.5
78.92μg/m³
PM10
63.97ppb
O3
0.57ppb
SO2
2.78ppb
NO2
0.26ppm
CO
AQI 60
Moderate
14.37μg/m³
PM2.5
64.31μg/m³
PM10
55.20ppb
O3
0.59ppb
SO2
2.74ppb
NO2
0.26ppm
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 10:00:00, 2026-09-04.
The best air quality in Midlothian, Illinois was observed at 03:00:00 on 2026-09-04.
The air quality in Midlothian, Illinois right now is Moderate, with an AQI of 74.
In Midlothian, Illinois, O3 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 16.781 μg/m3.
Midlothian, Illinois currently has a PM10 concentration of 75.003 μg/m3.
The current carbon monoxide (CO) level in Midlothian, Illinois is 0.257 ppm.
The current sulfur dioxide (SO2) concentration in Midlothian, Illinois is 0.57 ppb.
Midlothian, Illinois currently has an ozone (O3) concentration of 62.445 ppm.
The current level of nitrogen dioxide (NO2) in Midlothian, Illinois is 2.794 ppb.
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