Ruka hadi hali ya hewa
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Fujian, Uchina

Sanming · Ubora wa hewa

Ijumaa, 30 Okt · Asia/Shanghai

Sanming air quality

US air quality index

82

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
25 µg/m³
PM2.5
27 µg/m³
PM10
28 µg/m³
Ozoni
57 µg/m³
Dioksidi ya nitrojeni
16 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
384 µg/m³
European AQI (separate scale)
4