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Tamil Nadu, India

Arasūr · Ubora wa hewa

Jumanne, 10 Nov · Asia/Kolkata

Arasūr air quality

US air quality index

141

Hewa yenye madhara kwa makundi nyeti

US EPA scale

  1. Nzuri0–50
  2. Wastani51–100
  3. Hewa yenye madhara kwa makundi nyeti101–150Current category
  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
47 µg/m³
PM2.5
56 µg/m³
PM10
60 µg/m³
Ozoni
64 µg/m³
Dioksidi ya nitrojeni
26.7 µg/m³
Dioksidi ya salfa
12 µg/m³
Monoksidi ya kaboni
558 µg/m³
European AQI (separate scale)
5