Air Quality Lab — Chek Chue, Hong Kong
Air Quality Profile·
Chek Chue reports an annual PM2.5 of 14.7 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Chek Chue
Hong Kong
Hong KongAnnual Average
FairWHO annual classification
14.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2121 µg/m³ — Moderate
1313 µg/m³ — Fair
1919 µg/m³ — Moderate
1616 µg/m³ — Moderate
1212 µg/m³ — Fair
7.47.4 µg/m³ — Good
7.07.0 µg/m³ — Good
1010 µg/m³ — Good
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
2121 µg/m³ — Moderate
1313 µg/m³ — Fair
1919 µg/m³ — Moderate
1616 µg/m³ — Moderate
1212 µg/m³ — Fair
7.47.4 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
7.07.0 µg/m³ — Good
1010 µg/m³ — Good
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
Best months: Jun–AugWorst months: Jan, Mar, Dec
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Hong Kong
Chek Chue: 14.7 µg/m³. Typical range in Hong Kong: 13.6–15.8 µg/m³. Low anchor: Sai Kung, 13.1 µg/m³. High anchor: Tuen Mun, 19.8 µg/m³.
17 cities tracked