Air quality in Columbus
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
2.9 µg/m³
WHO guideline 15
PM10
3.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 2.9 µg/m³
35Good
2:00 AM
💨
PM2.5 3 µg/m³
34Good
3:00 AM
💨
PM2.5 3.2 µg/m³
34Good
4:00 AM
💨
PM2.5 3.3 µg/m³
32Good
5:00 AM
💨
PM2.5 3.5 µg/m³
29Good
6:00 AM
💨
PM2.5 3.8 µg/m³
28Good
7:00 AM
💨
PM2.5 4 µg/m³
28Good
8:00 AM
💨
PM2.5 4.2 µg/m³
30Good
9:00 AM
💨
PM2.5 3.7 µg/m³
33Good
10:00 AM
💨
PM2.5 3.2 µg/m³
37Good
11:00 AM
💨
PM2.5 2.9 µg/m³
43Good
12:00 PM
💨
PM2.5 2.6 µg/m³
47Good
Next few days
daily max · US EPA AQI
Sun
💨
Good · UV Extreme
48
Mon
💨
Good · UV Extreme
48
Tue
💨
Moderate · UV Extreme
83
Wed
💨
Moderate · UV Extreme
51
Thu
💨
Good · UV Extreme
48