Air quality in Saint David
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
6.2 µg/m³
WHO guideline 15
PM10
8.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 PM
💨
PM2.5 6.2 µg/m³
48Good
1:00 PM
💨
PM2.5 6 µg/m³
48Good
2:00 PM
💨
PM2.5 6 µg/m³
48Good
3:00 PM
💨
PM2.5 5.8 µg/m³
47Good
4:00 PM
💨
PM2.5 6 µg/m³
46Good
5:00 PM
💨
PM2.5 5.8 µg/m³
44Good
6:00 PM
💨
PM2.5 5.7 µg/m³
40Good
7:00 PM
💨
PM2.5 5.7 µg/m³
35Good
8:00 PM
💨
PM2.5 5.7 µg/m³
31Good
9:00 PM
💨
PM2.5 5.8 µg/m³
31Good
10:00 PM
💨
PM2.5 5.7 µg/m³
33Good
11:00 PM
💨
PM2.5 5.5 µg/m³
33Good
Next few days
daily max · US EPA AQI
Sun
💨
Good · UV Very high
48
Tue
💨
Good · UV Extreme
46
Wed
💨
Good · UV Extreme
43
Thu
💨
Good · UV Very high
35