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)
44
Good
Bartlett, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.53 μg/m³
0
55
155
255
425
605+
15.23 ppb
0
55
71
86
201
201+
1.06 ppb
0
36
76
186
605
1005+
11.22 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Bartlett, Illinois
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AQI 44
Good
8.27μg/m³
PM2.5
37.90μg/m³
PM10
15.40ppb
O3
0.74ppb
SO2
16.54ppb
NO2
0.27ppm
CO
AQI 44
Good
8.27μg/m³
PM2.5
37.90μg/m³
PM10
15.40ppb
O3
0.74ppb
SO2
16.54ppb
NO2
0.27ppm
CO
AQI 49
Good
8.55μg/m³
PM2.5
37.76μg/m³
PM10
12.04ppb
O3
0.74ppb
SO2
12.22ppb
NO2
0.26ppm
CO
AQI 44
Good
8.44μg/m³
PM2.5
37.39μg/m³
PM10
16.19ppb
O3
0.74ppb
SO2
19.52ppb
NO2
0.27ppm
CO
AQI 44
Good
8.50μg/m³
PM2.5
29.34μg/m³
PM10
6.85ppb
O3
0.73ppb
SO2
16.50ppb
NO2
0.27ppm
CO
AQI 49
Good
8.52μg/m³
PM2.5
37.66μg/m³
PM10
12.15ppb
O3
0.74ppb
SO2
12.24ppb
NO2
0.26ppm
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 03:00:00 on 2026-03-06.
The best air quality in Bartlett, Illinois was recorded at 08:00:00 on 2026-03-06.
The real-time air quality index in Bartlett, Illinois is 44, currently categorized as Good.
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 8.152 μg/m3.
The current PM10 levels in Bartlett, Illinois are 35.533 μg/m3.
The current carbon monoxide (CO) level in Bartlett, Illinois is 0.261 ppm.
The current sulfur dioxide (SO2) levels in Bartlett, Illinois are 1.058 ppb.
The current ozone (O3) levels at Bartlett, Illinois is 15.23 ppm.
The current nitrogen dioxide (NO2) levels at Bartlett, Illinois is 11.218 ppb.
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