Air quality in Collinsville
The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.
PM2.5
12.8 µg/m³
WHO guideline 15
PM10
13.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 PM
💨
PM2.5 12.8 µg/m³
63Moderate
5:00 PM
💨
PM2.5 12.7 µg/m³
53Moderate
6:00 PM
💨
PM2.5 12.5 µg/m³
52Moderate
7:00 PM
💨
PM2.5 13.2 µg/m³
53Moderate
8:00 PM
💨
PM2.5 15.2 µg/m³
58Moderate
9:00 PM
💨
PM2.5 16.5 µg/m³
60Moderate
10:00 PM
💨
PM2.5 16.9 µg/m³
61Moderate
11:00 PM
💨
PM2.5 16.6 µg/m³
60Moderate
12:00 AM
💨
PM2.5 16.1 µg/m³
59Moderate
1:00 AM
💨
PM2.5 15.3 µg/m³
58Moderate
2:00 AM
💨
PM2.5 13.2 µg/m³
53Moderate
3:00 AM
💨
PM2.5 11 µg/m³
46Good
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV Very high
66
Sat
💨
Moderate · UV High
93
Sun
💨
Unhealthy for Sensitive Groups · UV Very high
120
Mon
💨
Unhealthy for Sensitive Groups · UV Very high
108
Tue
💨
No data · UV Very high
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