North
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-27 18:00 | 15.9 | 33.8 | 1.4 | 202.8 | 18.8 | 13.0 |
| 2024-04-27 17:00 | 15.5 | 34.3 | 1.2 | 234.3 | 25.5 | 13.6 |
| 2024-04-27 16:00 | 14.3 | 41.9 | 1.4 | 218.6 | 20.0 | 11.7 |
| 2024-04-27 15:00 | 12.0 | 45.4 | 1.3 | 177.4 | 20.2 | 10.2 |
| 2024-04-27 14:00 | 8.6 | 50.2 | 1.3 | 175.5 | 20.8 | 9.4 |
| 2024-04-27 13:00 | 14.1 | 42.0 | 1.4 | 193.6 | 21.1 | 13.1 |
| 2024-04-27 12:00 | 16.1 | 35.9 | 1.5 | 221.5 | 24.8 | 19.2 |
| 2024-04-27 11:00 | 18.7 | 32.5 | 1.7 | 229.7 | 25.8 | 21.6 |
| 2024-04-27 10:00 | 28.9 | 24.6 | 2.3 | 278.9 | 26.1 | 19.6 |
| 2024-04-27 09:00 | 49.1 | 6.7 | 3.5 | 613.5 | 24.5 | 15.3 |
| 2024-04-27 08:00 | 40.7 | 13.0 | 2.6 | 573.9 | 24.7 | 15.1 |
| 2024-04-27 07:00 | 25.4 | 20.2 | 2.0 | 363.1 | 23.7 | 16.5 |
| 2024-04-27 06:00 | 32.2 | 8.5 | 2.7 | 439.4 | 22.9 | 14.7 |
| 2024-04-27 05:00 | 38.4 | 4.4 | 2.9 | 447.6 | 24.8 | 14.3 |
| 2024-04-27 04:00 | 21.8 | 19.0 | 1.8 | 268.4 | 24.1 | 14.8 |
| 2024-04-27 03:00 | 17.4 | 22.4 | 1.6 | 237.5 | 25.7 | 16.8 |
| 2024-04-27 02:00 | 30.1 | 12.3 | 2.0 | 377.2 | 26.4 | 19.4 |
| 2024-04-27 01:00 | 45.2 | 6.2 | 3.0 | 548.9 | 23.5 | 19.4 |
| 2024-04-27 00:00 | 51.7 | 5.6 | 3.8 | 483.2 | 24.3 | 18.3 |
| 2024-04-26 23:00 | 47.8 | 7.9 | 3.8 | 555.7 | 25.1 | 15.1 |
| 2024-04-26 22:00 | 63.6 | 5.6 | 4.5 | 610.2 | 26.6 | 14.6 |
| 2024-04-26 21:00 | 76.5 | 5.4 | 5.1 | 685.5 | 24.1 | 14.7 |
| 2024-04-26 20:00 | 86.1 | 5.1 | 5.7 | 623.0 | 17.0 | 13.2 |
| 2024-04-26 19:00 | 85.9 | 5.4 | 5.6 | 1,163.7 | 14.1 | 11.8 |
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.
