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
2.7 µg/m³
WHO guideline 15
PM10
6.2 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
3:00 PM
💨
PM2.5 2.7 µg/m³
47 Good
4:00 PM
💨
PM2.5 2.5 µg/m³
45 Good
5:00 PM
💨
PM2.5 2.5 µg/m³
44 Good
6:00 PM
💨
PM2.5 2.3 µg/m³
43 Good
7:00 PM
💨
PM2.5 2.2 µg/m³
41 Good
8:00 PM
💨
PM2.5 2.2 µg/m³
40 Good
9:00 PM
💨
PM2.5 2.2 µg/m³
39 Good
10:00 PM
💨
PM2.5 2.1 µg/m³
39 Good
11:00 PM
💨
PM2.5 2.1 µg/m³
38 Good
12:00 AM
💨
PM2.5 1.7 µg/m³
38 Good
1:00 AM
💨
PM2.5 1.6 µg/m³
37 Good
2:00 AM
💨
PM2.5 1.6 µg/m³
36 Good
Next few days daily max · US EPA AQI
Sat
💨
Good · UV Moderate
44
Sun
💨
Good · UV Moderate
44
Mon
💨
Good · UV Moderate
42
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain