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Columbus, OH Air Quality

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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.

US AQI · EPA
28
Good
PM2.5
2.2 µg/m³
WHO guideline 15
PM10
2.2 µg/m³
WHO guideline 45
NO₂ · O₃
4 · 60
µg/m³

Hour by hour (12h)

US EPA AQI
2:00 PM 💨 PM2.5 2.2 µg/m³
28Good
3:00 PM 💨 PM2.5 2.5 µg/m³
29Good
4:00 PM 💨 PM2.5 3 µg/m³
29Good
5:00 PM 💨 PM2.5 3.3 µg/m³
29Good
6:00 PM 💨 PM2.5 3.6 µg/m³
28Good
7:00 PM 💨 PM2.5 3.8 µg/m³
27Good
8:00 PM 💨 PM2.5 4 µg/m³
26Good
9:00 PM 💨 PM2.5 4 µg/m³
25Good
10:00 PM 💨 PM2.5 4 µg/m³
24Good
11:00 PM 💨 PM2.5 4 µg/m³
24Good
12:00 AM 💨 PM2.5 3.6 µg/m³
24Good
1:00 AM 💨 PM2.5 3 µg/m³
25Good

Next few days

daily max · US EPA AQI
Fri 💨 Good · UV Low
39
Sat 💨 Good · UV Moderate
36
Sun 💨 Good · UV Moderate
44
Mon 💨 Good · UV Moderate
41
Tue 💨 Good · UV Moderate
47

Weather map — Columbus

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Updated: 2:50 PM