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
7 µg/m³
WHO guideline 15
PM10
7.1 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
11:00 PM
💨
PM2.5 7 µg/m³
29Good
12:00 AM
💨
PM2.5 7.1 µg/m³
30Good
1:00 AM
💨
PM2.5 5.8 µg/m³
24Good
2:00 AM
💨
PM2.5 5.8 µg/m³
24Good
3:00 AM
💨
PM2.5 6.8 µg/m³
28Good
4:00 AM
💨
PM2.5 7.9 µg/m³
33Good
5:00 AM
💨
PM2.5 6.5 µg/m³
27Good
6:00 AM
💨
PM2.5 4.4 µg/m³
18Good
7:00 AM
💨
PM2.5 2.9 µg/m³
21Good
8:00 AM
💨
PM2.5 2.2 µg/m³
23Good
9:00 AM
💨
PM2.5 2.3 µg/m³
26Good
10:00 AM
💨
PM2.5 1.8 µg/m³
30Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV High
60
Fri
💨
Good · UV Moderate
46
Sat
💨
Moderate · UV Very high
66
Sun
💨
Moderate · UV Very high
75
Mon
💨
Good · UV Very high
29