Tung Chung
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-24 09:00 | 75.8 | 2.8 | 3.9 | 783.3 | 29.1 | 22.4 |
| 2024-04-24 08:00 | 63.4 | 5.6 | 2.2 | 712.3 | 24.9 | 19.0 |
| 2024-04-24 07:00 | 45.5 | 20.2 | 0.7 | 622.9 | 18.1 | 12.2 |
| 2024-04-24 06:00 | 59.3 | 8.4 | 1.3 | 668.0 | 18.3 | 12.1 |
| 2024-04-24 05:00 | 53.4 | 6.1 | 1.3 | 575.1 | 13.4 | 8.3 |
| 2024-04-24 04:00 | 60.2 | 1.3 | 1.0 | 560.1 | 11.0 | 6.9 |
| 2024-04-24 03:00 | 70.7 | 9.3 | 1.1 | 530.7 | 12.3 | 9.4 |
| 2024-04-24 02:00 | - | - | - | - | 7.3 | 5.7 |
| 2024-04-24 01:00 | - | - | - | - | 4.0 | 3.3 |
| 2024-04-24 00:00 | 12.8 | 70.8 | 0.6 | 518.1 | 6.9 | 6.4 |
| 2024-04-23 23:00 | 10.7 | 80.7 | 0.2 | 535.3 | 7.6 | 7.2 |
| 2024-04-23 22:00 | 9.0 | 66.1 | 0.8 | 480.0 | 7.1 | 6.9 |
| 2024-04-23 21:00 | 13.2 | 61.0 | 1.1 | 490.8 | 7.0 | 6.5 |
| 2024-04-23 20:00 | 22.7 | 50.0 | 0.9 | 490.3 | 7.1 | 6.0 |
| 2024-04-23 19:00 | 39.6 | 42.0 | 0.6 | 532.5 | 7.0 | 6.8 |
| 2024-04-23 18:00 | 19.6 | 73.9 | 1.3 | 503.1 | 9.3 | - |
| 2024-04-23 17:00 | 21.8 | 78.9 | 1.4 | 529.7 | 5.9 | 5.5 |
| 2024-04-23 16:00 | 30.0 | 58.1 | 0.5 | 503.4 | 3.9 | 3.2 |
| 2024-04-23 15:00 | 14.8 | 69.4 | 0.3 | 454.7 | 6.5 | 4.9 |
| 2024-04-23 14:00 | 37.3 | 47.3 | 1.3 | 533.3 | 7.4 | 6.4 |
| 2024-04-23 13:00 | 31.2 | 66.7 | 0.5 | 536.4 | 5.7 | 4.0 |
| 2024-04-23 12:00 | 24.4 | 40.8 | 0.6 | 447.4 | 13.6 | 10.2 |
| 2024-04-23 11:00 | 16.2 | 42.3 | 1.2 | 440.6 | 13.5 | 10.3 |
| 2024-04-23 10:00 | 51.3 | 19.1 | 0.6 | 496.2 | 18.9 | 14.9 |
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.
