Tuen Mun
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-27 19:00 | 34.5 | 13.7 | 3.8 | 648.6 | 30.1 | 19.6 |
| 2024-04-27 18:00 | 35.3 | 14.1 | 3.9 | 638.1 | 29.0 | 18.1 |
| 2024-04-27 17:00 | 34.8 | 15.2 | 4.1 | 642.0 | 28.0 | 15.1 |
| 2024-04-27 16:00 | 33.8 | 20.5 | 4.1 | 645.5 | 30.9 | 16.0 |
| 2024-04-27 15:00 | 34.5 | 21.3 | 4.2 | 662.3 | 26.2 | 13.1 |
| 2024-04-27 14:00 | 29.2 | 26.9 | 4.1 | 640.6 | 27.0 | 16.9 |
| 2024-04-27 13:00 | 34.4 | 21.2 | 4.4 | 659.4 | 27.0 | 15.1 |
| 2024-04-27 12:00 | 35.8 | 19.7 | 4.8 | 655.6 | 27.0 | 16.9 |
| 2024-04-27 11:00 | 39.6 | 13.4 | 4.8 | 682.0 | 34.7 | 17.0 |
| 2024-04-27 10:00 | 50.8 | 7.5 | 5.3 | 729.0 | 34.0 | 18.9 |
| 2024-04-27 09:00 | 49.8 | 9.7 | 5.4 | 747.8 | 32.0 | 19.0 |
| 2024-04-27 08:00 | 46.0 | 13.2 | 4.7 | 714.1 | 34.0 | 19.0 |
| 2024-04-27 07:00 | 42.2 | 11.5 | 4.2 | 669.4 | 23.4 | 10.3 |
| 2024-04-27 06:00 | 26.4 | 23.9 | 3.7 | 683.8 | 25.9 | 13.9 |
| 2024-04-27 05:00 | 26.0 | 25.1 | 3.9 | 640.7 | 26.0 | 11.1 |
| 2024-04-27 04:00 | 23.4 | 27.3 | 3.8 | 600.4 | 26.0 | 13.9 |
| 2024-04-27 03:00 | 23.4 | 26.2 | 3.7 | 607.7 | 20.2 | 12.1 |
| 2024-04-27 02:00 | 24.7 | 23.4 | 3.7 | 607.8 | 24.9 | 18.8 |
| 2024-04-27 01:00 | 31.7 | 18.4 | 3.7 | 629.6 | 31.9 | 15.1 |
| 2024-04-27 00:00 | 29.0 | 23.5 | 3.6 | 638.3 | 27.1 | 14.0 |
| 2024-04-26 23:00 | 35.5 | 16.0 | 4.0 | 647.9 | 26.0 | 15.9 |
| 2024-04-26 22:00 | 34.3 | 18.1 | 3.9 | 649.6 | 27.0 | 14.1 |
| 2024-04-26 21:00 | 44.6 | 8.3 | 4.1 | 698.1 | 30.9 | 25.6 |
| 2024-04-26 20:00 | 44.3 | 8.0 | 4.3 | 707.7 | 28.1 | 20.2 |
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.
