Was October 23, 2026 smoggy in Columbus?
NO
No — Columbus air is only "moderate" today (US AQI 53), a long way from smog.
Why
- PM2.5 at 28.8 µg/m³, below smog-alert territory
- Ground-level ozone just 26 µg/m³ at dawn
- No dust reported; UV index 0 before sunrise