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Punjab, Pakistani

Sahiwal · Ubora wa hewa

Ijumaa, 6 Nov · Asia/Karachi

Sahiwal air quality

US air quality index

153

Hewa yenye madhara

US EPA scale

  1. Nzuri0–50
  2. Wastani51–100
  3. Hewa yenye madhara kwa makundi nyeti101–150
  4. Hewa yenye madhara151–200Current category
  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
19 µg/m³
PM10
29 µg/m³
Ozoni
83 µg/m³
Dioksidi ya nitrojeni
1.7 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
218 µg/m³
European AQI (separate scale)
5