Central/Western
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-05-16 17:00 | 39.7 | 176.7 | 4.2 | - | 62.2 | 24.7 |
| 2024-05-16 16:00 | 40.4 | 186.5 | 4.3 | - | 60.5 | 24.0 |
| 2024-05-16 15:00 | 33.8 | 191.9 | 4.8 | - | 61.1 | 23.7 |
| 2024-05-16 14:00 | 33.2 | 192.5 | 5.6 | - | 56.4 | 23.6 |
| 2024-05-16 13:00 | 36.5 | 190.2 | 6.0 | - | - | - |
| 2024-05-16 12:00 | 29.0 | 186.5 | 5.9 | - | - | - |
| 2024-05-16 11:00 | 29.3 | 167.7 | 6.1 | - | - | - |
| 2024-05-16 10:00 | 36.8 | 132.3 | 5.6 | - | 23.4 | 10.0 |
| 2024-05-16 09:00 | 35.1 | 119.7 | 4.9 | - | 19.2 | 9.5 |
| 2024-05-16 08:00 | 33.6 | 115.1 | 4.8 | - | 19.0 | 10.0 |
| 2024-05-16 07:00 | 19.2 | 134.1 | 5.5 | - | 19.5 | 10.5 |
| 2024-05-16 06:00 | 11.8 | 143.9 | 5.8 | - | 16.4 | 7.0 |
| 2024-05-16 05:00 | 11.2 | 150.0 | 5.7 | - | 21.1 | 10.9 |
| 2024-05-16 04:00 | - | 163.3 | 5.6 | - | 21.7 | 10.6 |
| 2024-05-16 03:00 | 10.1 | 173.7 | 4.9 | - | 20.5 | 10.1 |
| 2024-05-16 02:00 | 12.2 | 169.8 | 4.6 | - | 17.9 | 8.2 |
| 2024-05-16 01:00 | - | 158.7 | - | - | 21.9 | 11.1 |
| 2024-05-16 00:00 | 27.0 | - | 4.6 | - | 22.7 | 11.3 |
| 2024-05-15 23:00 | 37.6 | 134.3 | 4.8 | - | 25.7 | 13.7 |
| 2024-05-15 22:00 | 47.9 | 122.2 | 5.0 | - | 27.4 | 15.6 |
| 2024-05-15 21:00 | 41.9 | 128.0 | 4.7 | - | 29.5 | 17.1 |
| 2024-05-15 20:00 | 25.1 | 155.6 | 4.4 | - | 26.0 | 12.9 |
| 2024-05-15 19:00 | 46.0 | 142.3 | 4.4 | - | 28.3 | 14.1 |
| 2024-05-15 18:00 | 36.4 | 159.8 | 4.4 | - | 27.0 | 12.6 |
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.
