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England, Ufalme wa Muungano

Pimlico · Ubora wa hewa

Ijumaa, 13 Nov · Europe/London

Pimlico air quality

US air quality index

32

Nzuri

US EPA scale

  1. Nzuri0–50Current category
  2. Wastani51–100
  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
15 µg/m³
PM10
16 µg/m³
Ozoni
17.7 µg/m³
Dioksidi ya nitrojeni
22.7 µg/m³
Dioksidi ya salfa
6 µg/m³
Monoksidi ya kaboni
204.3 µg/m³
European AQI (separate scale)
1