Air quality in Saint George
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
9.1 µg/m³
WHO guideline 15
PM10
11.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 9.1 µg/m³
43Good
2:00 AM
💨
PM2.5 9.4 µg/m³
42Good
3:00 AM
💨
PM2.5 9.6 µg/m³
41Good
4:00 AM
💨
PM2.5 9.9 µg/m³
41Good
5:00 AM
💨
PM2.5 10.1 µg/m³
42Good
6:00 AM
💨
PM2.5 9.9 µg/m³
41Good
7:00 AM
💨
PM2.5 10 µg/m³
42Good
8:00 AM
💨
PM2.5 10.3 µg/m³
43Good
9:00 AM
💨
PM2.5 10.1 µg/m³
42Good
10:00 AM
💨
PM2.5 8.5 µg/m³
40Good
11:00 AM
💨
PM2.5 8.2 µg/m³
41Good
12:00 PM
💨
PM2.5 7.9 µg/m³
39Good
Next few days
daily max · US EPA AQI
Fri
💨
Good · UV Very high
44
Sat
💨
Good · UV Very high
40
Sun
💨
Good · UV Very high
42
Mon
💨
Good · UV Very high
50
Tue
💨
Good · UV Very high
35