Past 24 Hours Pollutant Concentration Summary
Sham Shui Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-05-02 20:00 | 46.1 | 84.5 | 3.4 | - | 31.6 | 16.1 |
| 2024-05-02 19:00 | 53.2 | 80.1 | 3.6 | - | 32.6 | 15.5 |
| 2024-05-02 18:00 | 61.2 | 71.9 | 3.2 | - | 33.7 | 16.3 |
| 2024-05-02 17:00 | 62.6 | 67.7 | 2.9 | - | 35.3 | 16.3 |
| 2024-05-02 16:00 | 57.6 | 71.6 | 2.8 | - | 28.4 | 12.6 |
| 2024-05-02 15:00 | 59.3 | 71.7 | 2.9 | - | 20.5 | 10.7 |
| 2024-05-02 14:00 | 56.3 | 68.8 | 2.9 | - | 21.9 | 12.1 |
| 2024-05-02 13:00 | 65.6 | 59.7 | 2.6 | - | 24.7 | 13.9 |
| 2024-05-02 12:00 | 50.1 | 69.6 | 2.0 | - | 23.8 | 13.2 |
| 2024-05-02 11:00 | 50.1 | 67.5 | 3.2 | - | 21.5 | 11.4 |
| 2024-05-02 10:00 | 49.3 | 64.9 | 3.8 | - | 19.3 | 11.1 |
| 2024-05-02 09:00 | 58.6 | 48.3 | 3.6 | - | 20.8 | 13.5 |
| 2024-05-02 08:00 | 53.3 | 48.4 | 3.7 | - | 19.3 | 14.0 |
| 2024-05-02 07:00 | 34.4 | 63.6 | 3.2 | - | 16.2 | 12.6 |
| 2024-05-02 06:00 | 21.5 | 81.3 | 3.6 | - | 15.1 | 13.1 |
| 2024-05-02 05:00 | - | - | - | - | 16.4 | 13.6 |
| 2024-05-02 04:00 | - | - | - | - | 15.6 | 13.0 |
| 2024-05-02 03:00 | 21.7 | 78.1 | 2.8 | - | 14.9 | 12.4 |
| 2024-05-02 02:00 | 35.1 | 69.2 | 2.9 | - | 19.6 | 17.0 |
| 2024-05-02 01:00 | 47.8 | 64.8 | 2.9 | - | 18.2 | 16.1 |
| 2024-05-02 00:00 | 36.7 | 85.3 | 3.0 | - | 16.6 | 14.5 |
| 2024-05-01 23:00 | 42.7 | 75.5 | 3.3 | - | 18.7 | 16.8 |
| 2024-05-01 22:00 | 50.0 | 70.3 | 3.6 | - | 23.7 | 21.2 |
| 2024-05-01 21:00 | 76.1 | 53.0 | 5.1 | - | 21.8 | 17.9 |
Remarks:
(1) Time shown is in Hong Kong time.
(2) Concentration shown is in microgram per cubic metre (µg/m3).
(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates
(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.