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Extremadura, Uhispania

Mengabril · Ubora wa hewa

Jumamosi, 7 Nov · Europe/Madrid

Mengabril air quality

US air quality index

25

Nzuri

US EPA scale

  1. Nzuri0–50Current category
  2. Wastani51–100
  3. Hewa yenye madhara kwa makundi nyeti101–150
  4. Hewa yenye madhara151–200
  5. Hewa yenye madhara makubwa201–300
  6. Hatari301–500+

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

Understand the EPA scale

Vichafuzi vyote

PM1
2 µg/m³
PM2.5
3 µg/m³
PM10
4 µg/m³
Ozoni
39.3 µg/m³
Dioksidi ya nitrojeni
3.3 µg/m³
Dioksidi ya salfa
0 µg/m³
Monoksidi ya kaboni
107.3 µg/m³
European AQI (separate scale)
1