Ruka hadi hali ya hewa
weather.ws

Hamadan Province, Iran

Anūch · Ubora wa hewa

Jumapili, 1 Nov · Asia/Tehran

Anūch air quality

US air quality index

62

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
19 µg/m³
PM10
64 µg/m³
Ozoni
75 µg/m³
Dioksidi ya nitrojeni
1 µg/m³
Dioksidi ya salfa
2 µg/m³
Monoksidi ya kaboni
110 µg/m³
European AQI (separate scale)
3