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

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.30 μg/m³
0
55
155
255
425
605+
11.17 ppb
0
55
71
86
201
201+
2.34 ppb
0
36
76
186
605
1005+
32.47 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Melrose Park, Illinois
Melrose Park, Illinois
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AQI 38
Good
7.07μg/m³
PM2.5
31.30μg/m³
PM10
9.90ppb
O3
2.41ppb
SO2
17.64ppb
NO2
0.27ppm
CO
AQI 38
Good
7.34μg/m³
PM2.5
32.47μg/m³
PM10
9.97ppb
O3
2.41ppb
SO2
17.57ppb
NO2
0.27ppm
CO
AQI 38
Good
6.80μg/m³
PM2.5
29.94μg/m³
PM10
9.95ppb
O3
2.44ppb
SO2
17.40ppb
NO2
0.27ppm
CO
AQI 44
Good
7.69μg/m³
PM2.5
33.80μg/m³
PM10
10.11ppb
O3
2.43ppb
SO2
17.34ppb
NO2
0.27ppm
CO
AQI 44
Good
8.31μg/m³
PM2.5
36.48μg/m³
PM10
10.42ppb
O3
2.42ppb
SO2
17.24ppb
NO2
0.27ppm
CO
AQI 49
Good
8.53μg/m³
PM2.5
37.42μg/m³
PM10
10.37ppb
O3
2.42ppb
SO2
17.26ppb
NO2
0.27ppm
CO
Air quality and pollutant data for Illinois, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Melrose Park, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Melrose Park, Illinois was at its worst at 09:00:00 on 2026-01-24.
In the last 24 hours, the best air quality in Melrose Park, Illinois was observed at 02:00:00 on 2026-01-23.
As of now, the AQI in Melrose Park, Illinois is 38, indicating Good conditions.
Melrose Park, Illinois air has the highest levels of PM2.5.
Poor air quality in Melrose Park, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Melrose Park, Illinois are currently 7.456 μg/m3.
The PM10 concentration in Melrose Park, Illinois is 32.893 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Melrose Park, Illinois is 0.272 ppm.
Currently, Melrose Park, Illinois has a sulfur dioxide (SO2) concentration of 2.416 ppb.
The current ozone (O3) level in Melrose Park, Illinois at the moment is 10.021 ppm.
Nitrogen dioxide (NO2) level in Melrose Park, Illinois at the moment is 17.513 ppb.
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