Ruka hadi hali ya hewa
weather.ws

Tokyo, Japani

Ōta · Ubora wa hewa

Jumatano, 28 Okt · Asia/Tokyo

Ōta air quality

US air quality index

74

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
7 µg/m³
PM2.5
8 µg/m³
PM10
9 µg/m³
Ozoni
63.3 µg/m³
Dioksidi ya nitrojeni
11 µg/m³
Dioksidi ya salfa
9.3 µg/m³
Monoksidi ya kaboni
149.7 µg/m³
European AQI (separate scale)
3