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San Martín Department, Peru

San Martín · Air quality

Thursday, Nov 12 · America/Lima

San Martín air quality

US air quality index

13

Good

US EPA scale

  1. Good0–50Current category
  2. Moderate51–100
  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
3 µg/m³
PM2.5
4 µg/m³
PM10
4 µg/m³
Ozone
20.7 µg/m³
Nitrogen dioxide
1.3 µg/m³
Sulfur dioxide
0 µg/m³
Carbon monoxide
232.3 µg/m³
European AQI (separate scale)
1