Welcome to Environmental Protection Department Air Quality Health Index Website


(At 2024-05-21 13:00)

Sham Shui Po
Added Health Risk
(FAQs)
Contribution by each pollutant on the added health risk (percentage)
SO2 NO2 O3 PM
4.44 0.036 (1%) 3.005 (68%) 0.984 (22%) 0.415 (9%)
Remarks:

(1) Time shown is in Hong Kong time.

(2) The total percentage may not be equal to 100% due to rounding.

(3) Abbreviation:
SO2 - sulphur dioxide, NO2 - nitrogen dioxide, O3 - ozone,
PM – respirable suspended particulates (PM10) or fine suspended particulates (PM2.5), whichever poses a higher health risk.

(4) The AQHI information is based on real time data taken directly from EPD's Air Quality Monitoring Network.

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Last revision date: 13:07 21-05-2024