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Querétaro, Meksiko

San Nicolás · Ubora wa hewa

Jumatano, 11 Nov · America/Mexico City

San Nicolás air quality

US air quality index

65

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
15 µg/m³
PM2.5
15.5 µg/m³
PM10
17 µg/m³
Ozoni
39.9 µg/m³
Dioksidi ya nitrojeni
4.7 µg/m³
Dioksidi ya salfa
13 µg/m³
Monoksidi ya kaboni
155 µg/m³
European AQI (separate scale)
2