Air quality in Norfolk
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
7.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 PM
💨
PM2.5 6.2 µg/m³
71Moderate
5:00 PM
💨
PM2.5 6.4 µg/m³
66Moderate
6:00 PM
💨
PM2.5 6.7 µg/m³
58Moderate
7:00 PM
💨
PM2.5 7.1 µg/m³
50Good
8:00 PM
💨
PM2.5 7.5 µg/m³
47Good
9:00 PM
💨
PM2.5 7.9 µg/m³
45Good
10:00 PM
💨
PM2.5 8.4 µg/m³
43Good
11:00 PM
💨
PM2.5 8.5 µg/m³
41Good
12:00 AM
💨
PM2.5 8.6 µg/m³
38Good
1:00 AM
💨
PM2.5 8.3 µg/m³
35Good
2:00 AM
💨
PM2.5 8 µg/m³
33Good
3:00 AM
💨
PM2.5 7.7 µg/m³
32Good
Next few days
daily max · US EPA AQI
Wed
💨
Moderate · UV High
80
Thu
💨
Good · UV Moderate
44
Fri
💨
Moderate · UV High
78
Sun
💨
Good · UV Very high
32