Stay updated with real-time air quality in Bartlett, 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)
142
Unhealthy for sensitive groups
Bartlett, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
51.59 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
233.07 μg/m³
0
55
155
255
425
605+
48.04 ppb
0
55
71
86
201
201+
0.98 ppb
0
36
76
186
605
1005+
5.37 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Bartlett, Illinois
Bartlett, Illinois
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AQI 124
Unhealthy for sensitive groups
44.99μg/m³
PM2.5
185.13μg/m³
PM10
37.84ppb
O3
1.00ppb
SO2
5.33ppb
NO2
0.33ppm
CO
AQI 124
Unhealthy for sensitive groups
44.99μg/m³
PM2.5
185.13μg/m³
PM10
37.84ppb
O3
1.00ppb
SO2
5.33ppb
NO2
0.33ppm
CO
AQI 144
Unhealthy for sensitive groups
52.98μg/m³
PM2.5
241.70μg/m³
PM10
50.58ppb
O3
0.97ppb
SO2
5.37ppb
NO2
0.32ppm
CO
AQI 115
Unhealthy for sensitive groups
40.92μg/m³
PM2.5
148.63μg/m³
PM10
42.35ppb
O3
1.03ppb
SO2
5.30ppb
NO2
0.33ppm
CO
AQI 137
Unhealthy for sensitive groups
50.12μg/m³
PM2.5
202.26μg/m³
PM10
35.75ppb
O3
0.97ppb
SO2
5.38ppb
NO2
0.33ppm
CO
AQI 144
Unhealthy for sensitive groups
52.95μg/m³
PM2.5
241.55μg/m³
PM10
50.56ppb
O3
0.97ppb
SO2
5.38ppb
NO2
0.32ppm
CO
Air quality measurements for Illinois, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Bartlett, Illinois is updated on an hourly basis.
The worst air quality in Bartlett, Illinois was recorded at 10:00:00 on 2025-06-05.
The best air quality in Bartlett, Illinois was recorded at 06:00:00 on 2025-06-05.
The real-time air quality index in Bartlett, Illinois is 142, currently categorized as Unhealthy for Sensitive Groups.
The most common pollutant in Bartlett, Illinois is PM2.5.
If the air quality in Bartlett, Illinois is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Bartlett, Illinois at present are 51.585 μg/m3.
The current PM10 levels in Bartlett, Illinois are 233.069 μg/m3.
The current carbon monoxide (CO) level in Bartlett, Illinois is 0.324 ppm.
The current sulfur dioxide (SO2) levels in Bartlett, Illinois are 0.983 ppb.
The current ozone (O3) levels at Bartlett, Illinois is 48.039 ppm.
The current nitrogen dioxide (NO2) levels at Bartlett, Illinois is 5.373 ppb.
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