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Western Province, Sri Lanka

Wattala · Kualitas udara

Sabtu, 7 Nov · Asia/Colombo

Wattala air quality

US air quality index

51

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
19 µg/m³
PM2.5
20 µg/m³
PM10
20 µg/m³
Ozon
112,7 µg/m³
Nitrogen dioksida
18 µg/m³
Sulfur dioksida
28,3 µg/m³
Karbon monoksida
464,7 µg/m³
European AQI (separate scale)
3