Stay updated with real-time air quality in Woodstock, 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)
40
Good
Woodstock, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.45 μg/m³
0
55
155
255
425
605+
43.13 ppb
0
55
71
86
201
201+
1.55 ppb
0
36
76
186
605
1005+
4.46 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Woodstock, Illinois
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AQI 43
Good
5.07μg/m³
PM2.5
22.18μg/m³
PM10
45.74ppb
O3
1.66ppb
SO2
4.55ppb
NO2
0.13ppm
CO
AQI 38
Good
5.56μg/m³
PM2.5
26.42μg/m³
PM10
41.27ppb
O3
1.59ppb
SO2
4.50ppb
NO2
0.13ppm
CO
AQI 41
Good
5.91μg/m³
PM2.5
26.45μg/m³
PM10
43.99ppb
O3
1.61ppb
SO2
4.48ppb
NO2
0.14ppm
CO
AQI 42
Good
5.69μg/m³
PM2.5
24.87μg/m³
PM10
45.41ppb
O3
1.70ppb
SO2
4.57ppb
NO2
0.14ppm
CO
AQI 43
Good
4.80μg/m³
PM2.5
21.00μg/m³
PM10
46.00ppb
O3
1.65ppb
SO2
4.54ppb
NO2
0.13ppm
CO
AQI 42
Good
5.72μg/m³
PM2.5
25.00μg/m³
PM10
45.37ppb
O3
1.69ppb
SO2
4.57ppb
NO2
0.14ppm
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 Woodstock, Illinois is updated every hour for accuracy.
In the past 24 hours, the air quality in Woodstock, Illinois was at its worst at 01:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in Woodstock, Illinois was observed at 06:00:00 on 2026-07-23.
As of now, the AQI in Woodstock, Illinois is 40, indicating Good conditions.
Woodstock, Illinois air has the highest levels of O3.
Poor air quality in Woodstock, Illinois means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Woodstock, Illinois are currently 6.114 μg/m3.
The PM10 concentration in Woodstock, Illinois is 24.451 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Woodstock, Illinois is 0.133 ppm.
Currently, Woodstock, Illinois has a sulfur dioxide (SO2) concentration of 1.548 ppb.
The current ozone (O3) level in Woodstock, Illinois at the moment is 43.13 ppm.
Nitrogen dioxide (NO2) level in Woodstock, Illinois at the moment is 4.457 ppb.
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