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Bihar, India

Sītāmarhi · Air quality

Sunday, Nov 1 · Asia/Kolkata

Sītāmarhi air quality

US air quality index

112

Unhealthy for sensitive groups

US EPA scale

  1. Good0–50
  2. Moderate51–100
  3. Unhealthy for sensitive groups101–150Current category
  4. Unhealthy151–200
  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
42 µg/m³
PM2.5
44 µg/m³
PM10
44 µg/m³
Ozone
46 µg/m³
Nitrogen dioxide
14 µg/m³
Sulfur dioxide
11 µg/m³
Carbon monoxide
498 µg/m³
European AQI (separate scale)
4