Air quality in Canton
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
10 µg/m³
WHO guideline 15
PM10
10 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 PM
💨
PM2.5 10 µg/m³
42Good
9:00 PM
💨
PM2.5 11.1 µg/m³
46Good
10:00 PM
💨
PM2.5 13.2 µg/m³
53Moderate
11:00 PM
💨
PM2.5 15.4 µg/m³
58Moderate
12:00 AM
💨
PM2.5 13.8 µg/m³
55Moderate
1:00 AM
💨
PM2.5 13.4 µg/m³
54Moderate
2:00 AM
💨
PM2.5 13.9 µg/m³
55Moderate
3:00 AM
💨
PM2.5 15.2 µg/m³
58Moderate
4:00 AM
💨
PM2.5 16.1 µg/m³
59Moderate
5:00 AM
💨
PM2.5 16 µg/m³
59Moderate
6:00 AM
💨
PM2.5 15 µg/m³
57Moderate
7:00 AM
💨
PM2.5 15.2 µg/m³
58Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Unhealthy for Sensitive Groups · UV High
122
Fri
💨
Moderate · UV High
91
Sat
💨
Moderate · UV Moderate
91