OrbisViews

Air quality · Ohio

Columbus Air Quality (AQI) Now

22 Fair
European Air Quality Index
PM2.5
4.4µg/m³WHO limit 15
PM10
4.5µg/m³WHO limit 45
NO₂
11.3µg/m³
O₃
30µg/m³
Desert dust
0µg/m³
UV index
0.0
US AQI
29

Updated: · Source: Copernicus CAMS · Open-Meteo

Air quality in Columbus is fair right now: European Air Quality Index 22. Fine particulate matter (PM2.5) is 4.4 µg/m³, below the WHO guideline. Fine for outdoor activities; very sensitive people may reduce prolonged strenuous exercise. Pollution is expected to peak around 00:00 over the next 48 hours (index 46, moderate).

Columbus 48-hour air quality forecast

05:00: 1805:0006:00: 1907:00: 2008:00: 2109:00: 2210:00: 2311:00: 2311:0012:00: 2413:00: 2514:00: 2615:00: 2816:00: 2917:00: 2817:0018:00: 2419:00: 2320:00: 3121:00: 3922:00: 4323:00: 4523:0000:00: 4601:00: 4502:00: 4503:00: 4404:00: 4305:00: 4305:0006:00: 4307:00: 4408:00: 4309:00: 3810:00: 2511:00: 2211:0012:00: 2713:00: 2914:00: 3115:00: 3316:00: 3417:00: 3217:0018:00: 2619:00: 3420:00: 4221:00: 4422:00: 4423:00: 4323:00

Air quality near Columbus

Cleanest to most polluted.

Frequently asked questions

Is Columbus polluted today?
Air quality in Columbus is fair right now: European Air Quality Index 22. Fine for outdoor activities; very sensitive people may reduce prolonged strenuous exercise.
Is it safe to exercise outdoors in Columbus today?
Yes, air quality is fair right now; fine for outdoor exercise.
How is the air quality index calculated?
The European Air Quality Index is set by the worst of PM2.5, PM10, nitrogen dioxide, ozone and sulphur dioxide: 0–20 good, 20–40 fair, 40–60 moderate, 60–80 poor, 80–100 very poor, above 100 extremely poor.

Values are Copernicus Atmosphere Monitoring Service (CAMS) model forecasts and may differ from local monitoring stations.

Columbus air quality: details

Pollutants and recent days

Nitrogen dioxide (NO₂) is 11.3 µg/m³ and ozone (O₃) 30 µg/m³; WHO guideline values are 25 (24 h) and 100 µg/m³ (8 h).