Air quality in Norcross
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
8.6 µg/m³
WHO guideline 15
PM10
8.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 PM
💨
PM2.5 8.6 µg/m³
56Moderate
9:00 PM
💨
PM2.5 10.5 µg/m³
44Good
10:00 PM
💨
PM2.5 12.4 µg/m³
52Moderate
11:00 PM
💨
PM2.5 14 µg/m³
55Moderate
12:00 AM
💨
PM2.5 16 µg/m³
59Moderate
1:00 AM
💨
PM2.5 18.9 µg/m³
65Moderate
2:00 AM
💨
PM2.5 20.7 µg/m³
69Moderate
3:00 AM
💨
PM2.5 21 µg/m³
70Moderate
4:00 AM
💨
PM2.5 19.8 µg/m³
67Moderate
5:00 AM
💨
PM2.5 18.2 µg/m³
64Moderate
6:00 AM
💨
PM2.5 17.3 µg/m³
62Moderate
7:00 AM
💨
PM2.5 17.2 µg/m³
62Moderate
Next few days
daily max · US EPA AQI
Tue
💨
Unhealthy for Sensitive Groups · UV Very high
115
Wed
💨
Unhealthy · UV Very high
159
Thu
💨
Unhealthy for Sensitive Groups · UV Very high
106
Fri
💨
Moderate · UV Very high
93
Sat
💨
Moderate · UV Very high
53