Tung Chung
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-20 09:00 | 7.2 | 51.2 | 0.9 | 434.3 | 9.7 | 5.7 |
| 2024-04-20 08:00 | 7.8 | 50.6 | 1.4 | 444.3 | 14.2 | 10.7 |
| 2024-04-20 07:00 | 5.7 | 51.7 | 0.8 | 408.3 | 18.0 | 14.6 |
| 2024-04-20 06:00 | 4.6 | 53.3 | 1.0 | 394.8 | 13.7 | 10.2 |
| 2024-04-20 05:00 | 3.8 | 52.6 | 1.1 | 406.6 | 14.8 | 11.3 |
| 2024-04-20 04:00 | 2.7 | 54.0 | 0.8 | 418.0 | 15.0 | 11.6 |
| 2024-04-20 03:00 | 2.7 | 54.3 | 1.4 | 393.0 | 12.3 | 8.4 |
| 2024-04-20 02:00 | 4.0 | 54.0 | 0.6 | 358.6 | 13.2 | 9.0 |
| 2024-04-20 01:00 | - | - | - | - | 15.6 | 11.2 |
| 2024-04-20 00:00 | 7.8 | 46.3 | 1.0 | 443.7 | 16.5 | 11.9 |
| 2024-04-19 23:00 | 4.1 | 50.3 | 0.4 | 405.9 | 20.0 | 16.8 |
| 2024-04-19 22:00 | 6.0 | 50.3 | 1.1 | 423.8 | 14.2 | 10.6 |
| 2024-04-19 21:00 | 4.5 | 51.2 | 1.0 | 404.4 | 12.8 | 9.1 |
| 2024-04-19 20:00 | 5.4 | 55.1 | 1.2 | 431.9 | 14.5 | 10.4 |
| 2024-04-19 19:00 | 4.5 | 55.1 | 0.9 | 420.8 | 10.5 | 6.5 |
| 2024-04-19 18:00 | 7.0 | 53.0 | 1.1 | 416.4 | 12.7 | 8.1 |
| 2024-04-19 17:00 | 8.0 | 56.9 | 1.5 | 409.1 | 15.7 | 10.8 |
| 2024-04-19 16:00 | 7.4 | 60.3 | 1.8 | 399.0 | 10.3 | 6.1 |
| 2024-04-19 15:00 | 15.1 | 50.4 | 1.1 | 410.2 | 11.2 | 7.4 |
| 2024-04-19 14:00 | 8.6 | 54.1 | 1.3 | 429.0 | - | - |
| 2024-04-19 13:00 | 6.9 | 55.1 | 0.9 | 392.2 | - | - |
| 2024-04-19 12:00 | 5.3 | 53.0 | 1.0 | 429.4 | - | - |
| 2024-04-19 11:00 | 7.7 | 51.5 | 0.9 | 401.7 | 11.1 | 9.3 |
| 2024-04-19 10:00 | 6.2 | 50.9 | 1.0 | 394.9 | 13.6 | 11.6 |
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.
