Stay updated with real-time air quality in Shiloh, 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)
66
Moderate
Shiloh, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
68.59 μg/m³
0
55
155
255
425
605+
16.21 ppb
0
55
71
86
201
201+
0.98 ppb
0
36
76
186
605
1005+
10.06 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Shiloh, Illinois
Shiloh, Illinois
Scroll To Air Quality MapLoading...
AQI 66
Moderate
16.77μg/m³
PM2.5
68.59μg/m³
PM10
16.21ppb
O3
0.98ppb
SO2
10.06ppb
NO2
0.28ppm
CO
AQI 64
Moderate
15.85μg/m³
PM2.5
48.88μg/m³
PM10
16.24ppb
O3
0.99ppb
SO2
10.38ppb
NO2
0.28ppm
CO
AQI 64
Moderate
15.76μg/m³
PM2.5
48.82μg/m³
PM10
16.24ppb
O3
1.00ppb
SO2
10.06ppb
NO2
0.28ppm
CO
AQI 64
Moderate
16.47μg/m³
PM2.5
39.89μg/m³
PM10
16.23ppb
O3
0.97ppb
SO2
10.54ppb
NO2
0.28ppm
CO
AQI 64
Moderate
16.34μg/m³
PM2.5
57.79μg/m³
PM10
16.21ppb
O3
1.00ppb
SO2
10.72ppb
NO2
0.28ppm
CO
AQI 67
Moderate
18.11μg/m³
PM2.5
70.54μg/m³
PM10
17.80ppb
O3
0.98ppb
SO2
10.58ppb
NO2
0.28ppm
CO
The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Shiloh, Illinois are available every hour.
Shiloh, Illinois experienced its worst air quality at 02:00:00, 2025-12-06.
The best air quality in Shiloh, Illinois was observed at 10:00:00 on 2025-12-06.
The air quality in Shiloh, Illinois right now is Moderate, with an AQI of 66.
In Shiloh, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Shiloh, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Shiloh, Illinois currently has a PM2.5 concentration of 16.768 μg/m3.
Shiloh, Illinois currently has a PM10 concentration of 68.595 μg/m3.
The current carbon monoxide (CO) level in Shiloh, Illinois is 0.276 ppm.
The current sulfur dioxide (SO2) concentration in Shiloh, Illinois is 0.98 ppb.
Shiloh, Illinois currently has an ozone (O3) concentration of 16.206 ppm.
The current level of nitrogen dioxide (NO2) in Shiloh, Illinois is 10.061 ppb.
All Rights Reserved © Ambee Inc. 2025