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🌫️ Air Quality Index

Real-time air pollution monitoring and health recommendations

Air Quality in Columbus

Last updated: December 6, 2025, 4:42 am

1
Good

Air quality is satisfactory

Air Quality Scale

Good
1
Fair
2
Moderate
3
Poor
4
Very Poor
5

Is it safe to go outside?

✅

Yes, it's safe!

Air quality is excellent. Perfect conditions for outdoor activities, exercise, and spending time outside.

  • Great for outdoor sports and exercise
  • No special precautions needed
  • Ideal for children to play outside
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Pollutant Concentrations

Detailed breakdown of air pollutants measured in micrograms per cubic meter (µg/m³)

PM2.5

Fine Particles
0 µg/m³

Fine particulate matter smaller than 2.5 micrometers. Can penetrate deep into lungs and bloodstream.

Health Impact: Respiratory issues, heart disease, reduced lung function

PM10

Coarse Particles
0 µg/m³

Particulate matter smaller than 10 micrometers. Includes dust, pollen, and mold.

Health Impact: Lung irritation, aggravated asthma, breathing difficulties

CO

Carbon Monoxide
0 µg/m³

Colorless, odorless gas from vehicle emissions and burning fuel.

Health Impact: Headaches, dizziness, reduced oxygen delivery to organs

NO₂

Nitrogen Dioxide
0 µg/m³

Reddish-brown gas from vehicle and power plant emissions.

Health Impact: Respiratory inflammation, reduced immunity to lung infections

SO₂

Sulfur Dioxide
0 µg/m³

Gas produced by burning fossil fuels and industrial processes.

Health Impact: Breathing problems, respiratory illness, cardiovascular issues

O₃

Ozone
0 µg/m³

Ground-level ozone formed by chemical reactions in sunlight.

Health Impact: Chest pain, coughing, throat irritation, airway inflammation

Health Protection Tips

🏠

Stay Indoors

Keep windows closed during high pollution. Use air purifiers with HEPA filters.

😷

Wear Masks

Use N95 or KN95 masks when air quality is poor or very poor.

🏃

Avoid Exercise

Limit outdoor physical activity during high pollution periods.

💊

Take Medications

If you have asthma or respiratory conditions, keep rescue inhalers handy.