Lumaktaw sa panahon
weather.ws

Azores, Portugal

Ponta Delgada · Kalidad ng hangin

Linggo, Nob 15 · Atlantic/Azores

Ponta Delgada air quality

US air quality index

39

Mabuti

US EPA scale

  1. Mabuti0–50Current category
  2. Katamtaman51–100
  3. Masama sa kalusugan ng mga sensitibong grupo101–150
  4. Masama sa kalusugan151–200
  5. Lubhang masama sa kalusugan201–300
  6. Mapanganib301–500+

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

Understand the EPA scale

Lahat ng Polutante

PM1
1 µg/m³
PM2.5
8 µg/m³
PM10
15 µg/m³
Osono
59 µg/m³
Nitroheno dioksido
0 µg/m³
Asupre dioksido
0 µg/m³
Karbon monoksido
98 µg/m³
European AQI (separate scale)
2