Tuen Mun
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-07-04 16:00 | 24.0 | 30.4 | 2.0 | 407.2 | 30.0 | 15.9 |
| 2022-07-04 15:00 | 22.0 | 34.9 | 1.8 | 406.6 | 33.9 | 15.0 |
| 2022-07-04 14:00 | 22.3 | 38.0 | 1.9 | 412.4 | 33.0 | 18.0 |
| 2022-07-04 13:00 | 23.6 | 36.7 | 1.9 | 414.2 | 32.0 | 15.1 |
| 2022-07-04 12:00 | 29.1 | 28.9 | 2.1 | 400.8 | 30.0 | 11.1 |
| 2022-07-04 11:00 | 27.6 | 30.5 | 1.7 | 406.7 | 27.1 | 14.9 |
| 2022-07-04 10:00 | 30.2 | 29.5 | 1.8 | 411.5 | 25.0 | 13.0 |
| 2022-07-04 09:00 | 27.7 | 32.5 | 1.8 | 404.1 | 25.0 | 12.0 |
| 2022-07-04 08:00 | 24.3 | 31.1 | 1.7 | 420.8 | 22.1 | 11.0 |
| 2022-07-04 07:00 | 14.5 | 36.1 | 1.7 | 390.0 | 22.0 | 9.0 |
| 2022-07-04 06:00 | 7.6 | 41.5 | 1.7 | 367.2 | 19.1 | 11.0 |
| 2022-07-04 05:00 | 4.3 | 44.7 | 1.4 | 363.7 | 23.9 | 10.0 |
| 2022-07-04 04:00 | 6.5 | 42.4 | 1.5 | 350.5 | 27.0 | 10.0 |
| 2022-07-04 03:00 | 5.9 | 43.7 | 1.7 | 350.8 | 23.1 | 11.0 |
| 2022-07-04 02:00 | 4.9 | 45.9 | 1.6 | 354.7 | 21.0 | 9.0 |
| 2022-07-04 01:00 | 8.4 | 43.0 | 1.7 | 358.0 | 22.0 | 12.9 |
| 2022-07-04 00:00 | 10.0 | 41.0 | 1.6 | 365.3 | 33.8 | 9.1 |
| 2022-07-03 23:00 | 12.0 | 39.8 | 1.5 | 383.0 | 28.2 | 8.0 |
| 2022-07-03 22:00 | 12.7 | 38.5 | 1.5 | 396.1 | 31.9 | 11.0 |
| 2022-07-03 21:00 | 16.5 | 34.1 | 1.8 | 397.1 | 33.0 | 14.0 |
| 2022-07-03 20:00 | 17.4 | 32.4 | 1.6 | 418.7 | 36.9 | 14.0 |
| 2022-07-03 19:00 | 16.5 | 32.5 | 1.8 | 410.8 | 29.1 | 15.0 |
| 2022-07-03 18:00 | 14.5 | 34.0 | 1.8 | 406.7 | 30.0 | 12.1 |
| 2022-07-03 17:00 | 11.4 | 38.6 | 1.7 | 390.9 | 31.0 | 11.0 |
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.
