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Central Luzon, Filipina

Santa Maria · Kualitas udara

Minggu, 15 Nov · Asia/Manila

Santa Maria air quality

US air quality index

54

Sedang

US EPA scale

  1. Baik0–50
  2. Sedang51–100Current category
  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
16 µg/m³
PM2.5
21 µg/m³
PM10
25 µg/m³
Ozon
45 µg/m³
Nitrogen dioksida
9 µg/m³
Sulfur dioksida
6 µg/m³
Karbon monoksida
280 µg/m³
European AQI (separate scale)
2