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North West, Afrika Kusini

Mafikeng · Ubora wa hewa

Jumamosi, 7 Nov · Africa/Johannesburg

Mafikeng air quality

US air quality index

47

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
14 µg/m³
PM2.5
15 µg/m³
PM10
15 µg/m³
Ozoni
52 µg/m³
Dioksidi ya nitrojeni
6 µg/m³
Dioksidi ya salfa
3 µg/m³
Monoksidi ya kaboni
221 µg/m³
European AQI (separate scale)
2