Air quality in Denison
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
4.5 µg/m³
WHO guideline 15
PM10
4.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 AM
💨
PM2.5 4.5 µg/m³
36Good
11:00 AM
💨
PM2.5 4.3 µg/m³
37Good
12:00 PM
💨
PM2.5 4.3 µg/m³
36Good
1:00 PM
💨
PM2.5 4.4 µg/m³
36Good
2:00 PM
💨
PM2.5 4.2 µg/m³
38Good
3:00 PM
💨
PM2.5 3.6 µg/m³
40Good
4:00 PM
💨
PM2.5 3.4 µg/m³
42Good
5:00 PM
💨
PM2.5 3.4 µg/m³
43Good
6:00 PM
💨
PM2.5 3.3 µg/m³
42Good
7:00 PM
💨
PM2.5 3.4 µg/m³
41Good
8:00 PM
💨
PM2.5 3.4 µg/m³
39Good
9:00 PM
💨
PM2.5 3.6 µg/m³
37Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV High
56
Tue
💨
Moderate · UV High
95