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Massachusetts, Marekani

Attleboro · Ubora wa hewa

Jumatano, 4 Nov · America/New York

Attleboro air quality

US air quality index

54

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
8 µg/m³
PM2.5
16 µg/m³
PM10
12 µg/m³
Ozoni
23.9 µg/m³
Dioksidi ya nitrojeni
20.7 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
196 µg/m³
European AQI (separate scale)
2