Past 24 Hours Pollutant Concentration Summary
Mong Kok
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-05-08 20:00 | 104.7 | 80.5 | 3.2 | 875.6 | 57.5 | 48.2 |
| 2024-05-08 19:00 | 123.5 | 68.7 | 3.8 | 894.9 | 43.6 | 34.9 |
| 2024-05-08 18:00 | 115.5 | 64.0 | 3.3 | 757.5 | 37.7 | 29.0 |
| 2024-05-08 17:00 | 123.4 | 50.1 | 4.3 | 722.7 | 35.1 | 27.1 |
| 2024-05-08 16:00 | 117.5 | - | 3.9 | 716.3 | 35.1 | 26.5 |
| 2024-05-08 15:00 | - | 52.9 | 3.9 | 699.7 | 34.6 | 26.9 |
| 2024-05-08 14:00 | 103.0 | 46.7 | 3.9 | 703.3 | 36.6 | 30.1 |
| 2024-05-08 13:00 | 101.7 | 40.5 | 4.0 | 749.1 | 37.2 | 29.0 |
| 2024-05-08 12:00 | 93.3 | 46.5 | 3.3 | 745.3 | 35.4 | 26.8 |
| 2024-05-08 11:00 | 92.2 | 37.2 | 3.1 | 701.9 | 31.2 | 23.0 |
| 2024-05-08 10:00 | 86.3 | 37.0 | 2.6 | 671.8 | 27.5 | 20.7 |
| 2024-05-08 09:00 | 70.7 | 41.9 | 2.4 | 573.4 | 28.8 | 23.2 |
| 2024-05-08 08:00 | 73.9 | 37.6 | 2.6 | 612.8 | 30.6 | 25.4 |
| 2024-05-08 07:00 | 62.8 | 48.7 | 2.2 | 575.3 | 26.4 | 22.4 |
| 2024-05-08 06:00 | 28.0 | 83.6 | 1.8 | 562.7 | 20.3 | 16.7 |
| 2024-05-08 05:00 | 27.5 | 82.1 | 1.6 | 473.2 | 18.0 | 14.4 |
| 2024-05-08 04:00 | 27.2 | 84.5 | 1.5 | 451.7 | 19.2 | 15.0 |
| 2024-05-08 03:00 | 41.5 | 70.4 | 1.5 | 522.3 | 21.6 | 17.3 |
| 2024-05-08 02:00 | 36.8 | 76.7 | 1.4 | 488.7 | 19.2 | 15.7 |
| 2024-05-08 01:00 | 35.9 | 79.6 | 1.4 | 451.3 | 19.4 | 16.4 |
| 2024-05-08 00:00 | 60.2 | 64.0 | 1.5 | 511.5 | 19.2 | 15.6 |
| 2024-05-07 23:00 | 58.8 | 68.3 | 1.4 | 485.1 | 15.2 | 12.4 |
| 2024-05-07 22:00 | 59.2 | 64.7 | 1.4 | 481.9 | 15.2 | 11.5 |
| 2024-05-07 21:00 | 71.2 | 58.9 | 1.7 | 574.2 | 20.4 | 15.8 |
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.