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Bihar, India

Mahnar Bazar · Air quality

Thursday, Nov 5 · Asia/Kolkata

Mahnar Bazar air quality

US air quality index

157

Unhealthy

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150
  4. Unhealthy151–200Current category
  5. Very unhealthy201–300
  6. Hazardous301–500+

A higher US AQI indicates more air pollution and greater health concern. Categories and pollutant concentration units are different measures.

Understand the EPA scale

All pollutants

PM1
88 µg/m³
PM2.5
99 µg/m³
PM10
114 µg/m³
Ozone
35.7 µg/m³
Nitrogen dioxide
16.7 µg/m³
Sulfur dioxide
14 µg/m³
Carbon monoxide
668 µg/m³
European AQI (separate scale)
5