Air quality in Norfolk County
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
5.4 µg/m³
WHO guideline 15
PM10
5.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 AM
💨
PM2.5 5.4 µg/m³
23Good
1:00 AM
💨
PM2.5 6 µg/m³
25Good
2:00 AM
💨
PM2.5 6.9 µg/m³
29Good
3:00 AM
💨
PM2.5 8 µg/m³
33Good
4:00 AM
💨
PM2.5 9.1 µg/m³
38Good
5:00 AM
💨
PM2.5 8.7 µg/m³
36Good
6:00 AM
💨
PM2.5 8.8 µg/m³
37Good
7:00 AM
💨
PM2.5 8.4 µg/m³
35Good
8:00 AM
💨
PM2.5 7.8 µg/m³
33Good
9:00 AM
💨
PM2.5 5 µg/m³
29Good
10:00 AM
💨
PM2.5 4.3 µg/m³
34Good
11:00 AM
💨
PM2.5 4.2 µg/m³
38Good
Next few days
daily max · US EPA AQI
Sun
💨
Moderate · UV Moderate
61
Mon
💨
Moderate · UV High
65
Tue
💨
Moderate · UV High
83