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Tokyo, Japani

Daiba · Ubora wa hewa

Alhamisi, 12 Nov · Asia/Tokyo

Daiba air quality

US air quality index

111

Hewa yenye madhara kwa makundi nyeti

US EPA scale

  1. Nzuri0–50
  2. Wastani51–100
  3. Hewa yenye madhara kwa makundi nyeti101–150Current category
  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
32 µg/m³
PM2.5
33 µg/m³
PM10
34 µg/m³
Ozoni
20 µg/m³
Dioksidi ya nitrojeni
54 µg/m³
Dioksidi ya salfa
52 µg/m³
Monoksidi ya kaboni
448.3 µg/m³
European AQI (separate scale)
4