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Zacatecas, Meksiko

San Ramón · Ubora wa hewa

Alhamisi, 12 Nov · America/Mexico City

San Ramón air quality

US air quality index

53

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
9 µg/m³
PM2.5
2 µg/m³
PM10
10 µg/m³
Ozoni
32.8 µg/m³
Dioksidi ya nitrojeni
7 µg/m³
Dioksidi ya salfa
1 µg/m³
Monoksidi ya kaboni
134 µg/m³
European AQI (separate scale)
2