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Piura, Peru

San Martin · Kualitas udara

Sabtu, 7 Nov · America/Lima

San Martin air quality

US air quality index

17

Baik

US EPA scale

  1. Baik0–50Current category
  2. Sedang51–100
  3. Tidak sehat bagi kelompok sensitif101–150
  4. Tidak sehat151–200
  5. Sangat tidak sehat201–300
  6. Berbahaya301–500+

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

Understand the EPA scale

Semua polutan

PM1
1 µg/m³
PM2.5
4 µg/m³
PM10
5 µg/m³
Ozon
33 µg/m³
Nitrogen dioksida
1 µg/m³
Sulfur dioksida
0 µg/m³
Karbon monoksida
72,7 µg/m³
European AQI (separate scale)
1