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Balochistan, Pakistan

Qila Saifullah · Air quality

Tuesday, Nov 10 · Asia/Karachi

Qila Saifullah air quality

US air quality index

53

Moderate

US EPA scale

  1. Good0–50
  2. Moderate51–100Current category
  3. Unhealthy for sensitive groups101–150
  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
10 µg/m³
PM2.5
18 µg/m³
PM10
41 µg/m³
Ozone
76 µg/m³
Nitrogen dioxide
1.3 µg/m³
Sulfur dioxide
3 µg/m³
Carbon monoxide
182.3 µg/m³
European AQI (separate scale)
2