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)
49
Good
Woodstock, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.45 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.73 μg/m³
0
55
155
255
425
605+
49.44 ppb
0
55
71
86
201
201+
1.10 ppb
0
36
76
186
605
1005+
6.11 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Woodstock, Illinois
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AQI 45
Good
8.13μg/m³
PM2.5
35.54μg/m³
PM10
49.25ppb
O3
1.28ppb
SO2
3.28ppb
NO2
0.22ppm
CO
AQI 49
Good
8.93μg/m³
PM2.5
30.58μg/m³
PM10
45.63ppb
O3
1.16ppb
SO2
5.64ppb
NO2
0.23ppm
CO
AQI 49
Good
9.16μg/m³
PM2.5
30.84μg/m³
PM10
45.35ppb
O3
1.19ppb
SO2
5.78ppb
NO2
0.22ppm
CO
AQI 49
Good
8.72μg/m³
PM2.5
38.26μg/m³
PM10
45.91ppb
O3
1.32ppb
SO2
3.34ppb
NO2
0.22ppm
CO
AQI 47
Good
7.80μg/m³
PM2.5
34.00μg/m³
PM10
51.00ppb
O3
1.24ppb
SO2
3.08ppb
NO2
0.23ppm
CO
AQI 49
Good
8.71μg/m³
PM2.5
38.23μg/m³
PM10
45.88ppb
O3
1.32ppb
SO2
3.32ppb
NO2
0.22ppm
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 04:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Woodstock, Illinois was observed at 03:00:00 on 2026-10-22.
As of now, the AQI in Woodstock, Illinois is 49, indicating Good conditions.
Woodstock, Illinois air has the highest levels of PM2.5.
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 9.446 μg/m3.
The PM10 concentration in Woodstock, Illinois is 31.725 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Woodstock, Illinois is 0.261 ppm.
Currently, Woodstock, Illinois has a sulfur dioxide (SO2) concentration of 1.104 ppb.
The current ozone (O3) level in Woodstock, Illinois at the moment is 49.437 ppm.
Nitrogen dioxide (NO2) level in Woodstock, Illinois at the moment is 6.109 ppb.
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