Stay updated with real-time air quality in Blue Island, 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)
31
Good
Blue Island, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.72 μg/m³
0
55
155
255
425
605+
34.15 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
3.96 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Blue Island, Illinois
Blue Island, Illinois
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AQI 31
Good
4.60μg/m³
PM2.5
20.17μg/m³
PM10
32.84ppb
O3
0.28ppb
SO2
4.50ppb
NO2
0.22ppm
CO
AQI 30
Good
4.04μg/m³
PM2.5
18.03μg/m³
PM10
32.28ppb
O3
0.30ppb
SO2
4.52ppb
NO2
0.22ppm
CO
AQI 31
Good
3.80μg/m³
PM2.5
17.02μg/m³
PM10
32.98ppb
O3
0.30ppb
SO2
4.49ppb
NO2
0.22ppm
CO
AQI 30
Good
4.48μg/m³
PM2.5
19.77μg/m³
PM10
31.85ppb
O3
0.28ppb
SO2
4.46ppb
NO2
0.22ppm
CO
AQI 30
Good
3.97μg/m³
PM2.5
17.70μg/m³
PM10
32.35ppb
O3
0.30ppb
SO2
4.53ppb
NO2
0.22ppm
CO
AQI 31
Good
4.75μg/m³
PM2.5
21.22μg/m³
PM10
33.80ppb
O3
0.27ppb
SO2
4.41ppb
NO2
0.22ppm
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 Blue Island, Illinois is updated every hour.
The worst air quality in Blue Island, Illinois in the last 24 hours was observed at 08:00:00 on 2026-04-27.
In the last 24 hrs, the best air quality in Blue Island, Illinois was observed at 12:00:00 on 2026-04-28.
The current air quality in Blue Island, Illinois is 31, categorized as Good based on real-time data.
The most common pollutant in Blue Island, Illinois is O3.
If the air quality in Blue Island, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Blue Island, Illinois is 4.163 μg/m3.
The current PM10 concentration at Blue Island, Illinois is 18.383 μg/m3.
The current carbon monoxide (CO) concentration at Blue Island, Illinois is 0.217 ppm.
The current sulfur dioxide (SO2) concentration at Blue Island, Illinois is 0.289 ppb.
The current ozone (O3) concentration at Blue Island, Illinois is 32.545 ppm.
The current nitrogen dioxide (NO2) concentration at Blue Island, Illinois is 4.527 ppb.
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