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Saitama, Japani

Niiza · Ubora wa hewa

Alhamisi, 5 Nov · Asia/Tokyo

Niiza air quality

US air quality index

56

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
62 µg/m³
PM2.5
63 µg/m³
PM10
64 µg/m³
Ozoni
0 µg/m³
Dioksidi ya nitrojeni
54 µg/m³
Dioksidi ya salfa
31 µg/m³
Monoksidi ya kaboni
613 µg/m³
European AQI (separate scale)
2