SmogRank / World / Hong Kong / April 2024

Most polluted cities in Hong Kong, April 2024

13 cities in Hong Kong ranked by their average PM2.5 over the 30 days. Worst: Wan Chai at 22.6 µg/m³, #35 of 1,941 cities in the world. Cleanest: Aberdeen at 11.2. A city needs measurements on 70% of the days to be ranked.

← Wan Chai 22.6 µg/m³ 20 µg/m³0
Every city in Hong Kong ranked for April 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1Wan ChaiWan Chai
    22.6
  2. 2Tuen MunTuen Mun
    18.1
  3. 3Mong KokYau Tsim Mong District
    17.6
  4. 4Sham Shui PoSham Shui Po District
    14.9
  5. 5Tsuen WanTsuen Wan
    14.6
  6. 6Kwai ChungKwai Tsing District
    14.5
  7. 7Tai PoTai Po
    14.2
  8. 8Tin Shui WaiYuen Long
    13.8
  9. 9San Tung Chung HangIslands
    13.6
  10. 10Sau Mau PingKwun Tong District
    13.0
  11. 11Sha TinSha Tin
    12.8
  12. 12VictoriaCentral and Western
    12.2
  13. 13AberdeenSouthern District
    11.2
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

PM2.5 in µg/m³, coloured by the US EPA's PM2.5 categories. Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

All cities in the world, April 2024 · Hong Kong now

Use this board

SmogRank, most polluted cities in Hong Kong, PM2.5, April 2024, smogrank.com/hk/history/2024-04 (accessed 2 Oct 2026).

Download top 10 (PNG)

You're welcome to reuse a single chart, image or figure with this citation and a link. Terms.