Hai Phong, Vietnamu
Tứ Kỳ · Ubora wa hewa
Alhamisi, 12 Nov · Asia/Bangkok
Tứ Kỳ air quality
US air quality index
161Hewa yenye madhara
US EPA scale
- Nzuri0–50
- Wastani51–100
- Hewa yenye madhara kwa makundi nyeti101–150
- Hewa yenye madhara151–200Current category
- Hewa yenye madhara makubwa201–300
- 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 scaleVichafuzi vyote
- PM1
- 23 µg/m³
- PM2.5
- 26 µg/m³
- PM10
- 27 µg/m³
- Ozoni
- 63 µg/m³
- Dioksidi ya nitrojeni
- 28.7 µg/m³
- Dioksidi ya salfa
- 55.3 µg/m³
- Monoksidi ya kaboni
- 331.3 µg/m³
- European AQI (separate scale)
- 6