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Pennsylvania, Marekani

Ben Avon · Ubora wa hewa

Alhamisi, 12 Nov · America/New York

Ben Avon air quality

US air quality index

70

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
16 µg/m³
PM2.5
13.2 µg/m³
PM10
17 µg/m³
Ozoni
30.3 µg/m³
Dioksidi ya nitrojeni
15 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
235.7 µg/m³
European AQI (separate scale)
3