Stay updated with real-time air quality in Deerfield, 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)
96
Moderate
Deerfield, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
33.42 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
91.94 μg/m³
0
55
155
255
425
605+
12.46 ppb
0
55
71
86
201
201+
1.16 ppb
0
36
76
186
605
1005+
15.17 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Deerfield, Illinois
Deerfield, Illinois
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AQI 94
Moderate
32.26μg/m³
PM2.5
59.67μg/m³
PM10
10.40ppb
O3
0.84ppb
SO2
11.31ppb
NO2
0.34ppm
CO
AQI 96
Moderate
32.86μg/m³
PM2.5
68.51μg/m³
PM10
10.00ppb
O3
0.83ppb
SO2
11.28ppb
NO2
0.34ppm
CO
AQI 107
Unhealthy for sensitive groups
38.32μg/m³
PM2.5
144.64μg/m³
PM10
10.09ppb
O3
0.85ppb
SO2
11.26ppb
NO2
0.34ppm
CO
AQI 99
Moderate
34.68μg/m³
PM2.5
100.51μg/m³
PM10
11.99ppb
O3
0.81ppb
SO2
11.73ppb
NO2
0.35ppm
CO
AQI 110
Unhealthy for sensitive groups
38.76μg/m³
PM2.5
170.97μg/m³
PM10
18.99ppb
O3
0.79ppb
SO2
13.12ppb
NO2
0.33ppm
CO
AQI 107
Unhealthy for sensitive groups
38.16μg/m³
PM2.5
146.58μg/m³
PM10
9.63ppb
O3
0.84ppb
SO2
11.24ppb
NO2
0.34ppm
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 Deerfield, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Deerfield, Illinois was at its worst at 01:00:00 on 2025-07-14.
In the last 24 hours, the best air quality in Deerfield, Illinois was observed at 02:00:00 on 2025-07-13.
As of now, the AQI in Deerfield, Illinois is 96, indicating Moderate conditions.
Deerfield, Illinois air has the highest levels of PM2.5.
Poor air quality in Deerfield, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Deerfield, Illinois are currently 33.423 μg/m3.
The PM10 concentration in Deerfield, Illinois is 91.944 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Deerfield, Illinois is 0.36 ppm.
Currently, Deerfield, Illinois has a sulfur dioxide (SO2) concentration of 1.159 ppb.
The current ozone (O3) level in Deerfield, Illinois at the moment is 12.465 ppm.
Nitrogen dioxide (NO2) level in Deerfield, Illinois at the moment is 15.173 ppb.
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