Tuen Mun
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-12-01 18:00 | 40.0 | 9.5 | 2.8 | 660.2 | 46.6 | 13.1 |
| 2022-12-01 17:00 | 36.9 | 13.2 | 2.3 | 641.1 | 40.3 | 12.0 |
| 2022-12-01 16:00 | 34.3 | 17.7 | 2.2 | 628.0 | 42.9 | 11.1 |
| 2022-12-01 15:00 | 33.0 | 21.2 | 2.3 | 632.2 | 38.3 | 10.1 |
| 2022-12-01 14:00 | 31.1 | 22.3 | 2.3 | 624.7 | 26.6 | 10.0 |
| 2022-12-01 13:00 | 26.6 | 23.6 | 2.1 | 614.0 | 32.7 | 8.1 |
| 2022-12-01 12:00 | 23.7 | 22.8 | 2.1 | 609.0 | 25.4 | 4.2 |
| 2022-12-01 11:00 | 24.0 | 18.3 | 2.1 | 605.3 | 27.9 | 3.0 |
| 2022-12-01 10:00 | 23.7 | 17.1 | 2.0 | 592.8 | 20.3 | 5.9 |
| 2022-12-01 09:00 | 23.1 | 16.9 | 2.1 | 590.2 | 12.3 | 7.0 |
| 2022-12-01 08:00 | 21.9 | 16.8 | 1.9 | 584.5 | 14.9 | 6.0 |
| 2022-12-01 07:00 | 16.4 | 21.0 | 1.6 | 576.3 | 7.3 | 7.0 |
| 2022-12-01 06:00 | 11.8 | 24.8 | 1.4 | 587.9 | 8.9 | 7.0 |
| 2022-12-01 05:00 | 11.9 | 24.8 | 1.6 | 599.3 | 14.8 | 6.0 |
| 2022-12-01 04:00 | 13.5 | 23.0 | 1.6 | 630.6 | 28.5 | 7.0 |
| 2022-12-01 03:00 | 16.1 | 19.0 | 1.6 | 666.2 | 15.5 | 8.0 |
| 2022-12-01 02:00 | 16.4 | 19.7 | 1.5 | 701.3 | 16.9 | 9.9 |
| 2022-12-01 01:00 | 17.2 | 20.1 | 1.4 | 733.9 | 26.7 | 10.0 |
| 2022-12-01 00:00 | 21.0 | 16.9 | 1.5 | 761.9 | 24.1 | 11.9 |
| 2022-11-30 23:00 | 21.0 | 17.6 | 1.5 | 796.6 | 27.9 | 11.0 |
| 2022-11-30 22:00 | 26.9 | 13.4 | 1.4 | 863.8 | 36.7 | 11.0 |
| 2022-11-30 21:00 | 29.4 | 11.2 | 1.8 | 921.0 | 38.0 | 13.9 |
| 2022-11-30 20:00 | 27.3 | 14.4 | 1.7 | 925.3 | 35.1 | 11.1 |
| 2022-11-30 19:00 | 28.6 | 14.4 | 1.8 | 933.3 | 38.9 | 14.9 |
Remarks:
(1) Time shown is in Hong Kong time.
(2) NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates
(3) Concentration shown is in µg/m3.
(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.
