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Kagawa, Japani

Tonoshō · Ubora wa hewa

Ijumaa, 6 Nov · Asia/Tokyo

Tonoshō air quality

US air quality index

39

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
8 µg/m³
PM2.5
16 µg/m³
PM10
34 µg/m³
Ozoni
73 µg/m³
Dioksidi ya nitrojeni
4.3 µg/m³
Dioksidi ya salfa
3.7 µg/m³
Monoksidi ya kaboni
227.3 µg/m³
European AQI (separate scale)
2