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Tokyo, Japani

Kuramae · Ubora wa hewa

Jumatatu, 9 Nov · Asia/Tokyo

Kuramae air quality

US air quality index

67

Wastani

US EPA scale

  1. Nzuri0–50
  2. Wastani51–100Current category
  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
17 µg/m³
PM2.5
19 µg/m³
PM10
20 µg/m³
Ozoni
19 µg/m³
Dioksidi ya nitrojeni
39 µg/m³
Dioksidi ya salfa
19 µg/m³
Monoksidi ya kaboni
222 µg/m³
European AQI (separate scale)
2