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Pará, Brazil

Trairão · Ubora wa hewa

Jumapili, 8 Nov · America/Santarem

Trairão air quality

US air quality index

96

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
13 µg/m³
PM2.5
18 µg/m³
PM10
20 µg/m³
Ozoni
61 µg/m³
Dioksidi ya nitrojeni
1 µg/m³
Dioksidi ya salfa
0 µg/m³
Monoksidi ya kaboni
230 µg/m³
European AQI (separate scale)
4