Ruka hadi hali ya hewa
weather.ws

Borno State, Nigeria

Shani · Ubora wa hewa

Ijumaa, 13 Nov · Africa/Lagos

Shani air quality

US air quality index

90

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
10 µg/m³
PM2.5
27 µg/m³
PM10
57 µg/m³
Ozoni
43.7 µg/m³
Dioksidi ya nitrojeni
3 µg/m³
Dioksidi ya salfa
1 µg/m³
Monoksidi ya kaboni
170.3 µg/m³
European AQI (separate scale)
4