Air quality in Grafton
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
9.2 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 PM
💨
PM2.5 9.1 µg/m³
38Good
11:00 PM
💨
PM2.5 9.9 µg/m³
41Good
12:00 AM
💨
PM2.5 10.5 µg/m³
44Good
1:00 AM
💨
PM2.5 11.1 µg/m³
46Good
2:00 AM
💨
PM2.5 10.9 µg/m³
45Good
3:00 AM
💨
PM2.5 10.5 µg/m³
44Good
4:00 AM
💨
PM2.5 9.9 µg/m³
41Good
5:00 AM
💨
PM2.5 9.2 µg/m³
38Good
6:00 AM
💨
PM2.5 8.4 µg/m³
35Good
7:00 AM
💨
PM2.5 7.9 µg/m³
33Good
8:00 AM
💨
PM2.5 7.1 µg/m³
30Good
9:00 AM
💨
PM2.5 6.3 µg/m³
26Good
Next few days
daily max · US EPA AQI
Tue
💨
Moderate · UV Very high
54
Thu
💨
Moderate · UV High
53
Fri
💨
Moderate · UV High
58