Tap Mun
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-19 19:00 | 1.2 | 65.4 | 1.1 | 245.7 | 7.4 | 2.3 |
| 2024-04-19 18:00 | 0.1 | 64.3 | 1.2 | 236.6 | 13.9 | 8.7 |
| 2024-04-19 17:00 | 0.3 | 64.5 | 0.9 | 246.4 | 12.2 | 8.7 |
| 2024-04-19 16:00 | 0.3 | 65.6 | 1.3 | 238.2 | 7.2 | 5.3 |
| 2024-04-19 15:00 | 0.2 | 59.7 | 1.1 | 237.2 | 9.0 | 5.6 |
| 2024-04-19 14:00 | 0.6 | 69.7 | 1.2 | 234.8 | 4.3 | 1.8 |
| 2024-04-19 13:00 | 0.0 | 67.3 | 1.4 | 243.2 | 5.0 | 4.1 |
| 2024-04-19 12:00 | 0.8 | 66.7 | 1.5 | 245.7 | 8.5 | 6.4 |
| 2024-04-19 11:00 | 0.6 | 64.0 | 1.3 | 244.6 | 10.7 | 7.9 |
| 2024-04-19 10:00 | 1.1 | 58.4 | 1.3 | 234.9 | 8.4 | 4.8 |
| 2024-04-19 09:00 | 0.6 | 56.3 | 1.2 | 234.7 | 8.3 | 4.1 |
| 2024-04-19 08:00 | 2.0 | 63.3 | 1.0 | 277.1 | 14.9 | 2.4 |
| 2024-04-19 07:00 | 7.7 | 91.8 | 1.1 | 324.6 | 21.0 | 7.5 |
| 2024-04-19 06:00 | 6.7 | 91.8 | 1.0 | 310.8 | 18.3 | 5.8 |
| 2024-04-19 05:00 | 3.7 | 106.0 | 1.2 | 346.7 | 19.7 | 6.7 |
| 2024-04-19 04:00 | 3.5 | 116.4 | 1.1 | 353.0 | 17.4 | 5.2 |
| 2024-04-19 03:00 | 3.8 | 110.1 | 1.2 | 354.9 | 15.0 | 6.2 |
| 2024-04-19 02:00 | 4.5 | 105.9 | 1.6 | 341.4 | 17.1 | 3.7 |
| 2024-04-19 01:00 | - | - | - | - | 10.7 | 3.6 |
| 2024-04-19 00:00 | 7.4 | 69.3 | 1.3 | 273.1 | 7.7 | 4.7 |
| 2024-04-18 23:00 | 10.4 | 80.9 | 1.2 | 266.4 | 2.2 | 1.3 |
| 2024-04-18 22:00 | 11.4 | 91.6 | 1.1 | 284.6 | 3.4 | 0.3 |
| 2024-04-18 21:00 | 10.9 | 46.4 | 1.2 | 315.9 | 10.6 | 4.3 |
| 2024-04-18 20:00 | 10.0 | 29.2 | 1.1 | 304.1 | 7.9 | 2.6 |
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.