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Siriraj · Ubora wa hewa

Jumatano, 11 Nov · Asia/Bangkok

Siriraj air quality

US air quality index

44

Nzuri

US EPA scale

  1. Nzuri0–50Current category
  2. Wastani51–100
  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
18 µg/m³
PM2.5
19 µg/m³
PM10
20 µg/m³
Ozoni
137.3 µg/m³
Dioksidi ya nitrojeni
9.7 µg/m³
Dioksidi ya salfa
11.3 µg/m³
Monoksidi ya kaboni
384 µg/m³
European AQI (separate scale)
4