Air quality in Arthur
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
4.7 µg/m³
WHO guideline 15
PM10
4.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
5:00 PM
💨
PM2.5 4.7 µg/m³
48Good
6:00 PM
💨
PM2.5 4.7 µg/m³
43Good
7:00 PM
💨
PM2.5 4.2 µg/m³
38Good
8:00 PM
💨
PM2.5 4.8 µg/m³
34Good
9:00 PM
💨
PM2.5 5.7 µg/m³
31Good
10:00 PM
💨
PM2.5 6.4 µg/m³
28Good
11:00 PM
💨
PM2.5 7.2 µg/m³
30Good
12:00 AM
💨
PM2.5 7.5 µg/m³
31Good
1:00 AM
💨
PM2.5 5.8 µg/m³
29Good
2:00 AM
💨
PM2.5 5 µg/m³
30Good
3:00 AM
💨
PM2.5 4.5 µg/m³
32Good
4:00 AM
💨
PM2.5 4 µg/m³
32Good
Next few days
daily max · US EPA AQI
Tue
💨
Moderate · UV Very high
56
Wed
💨
Moderate · UV Very high
71
Thu
💨
Moderate · UV High
56
Fri
💨
Moderate · UV High
68