Ruka hadi hali ya hewa
weather.ws

Tokyo, Japani

Hasune · Ubora wa hewa

Jumatatu, 26 Okt · Asia/Tokyo

Hasune air quality

US air quality index

58

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
14 µg/m³
PM2.5
16 µg/m³
PM10
17 µg/m³
Ozoni
34 µg/m³
Dioksidi ya nitrojeni
27.3 µg/m³
Dioksidi ya salfa
16 µg/m³
Monoksidi ya kaboni
189.3 µg/m³
European AQI (separate scale)
2