Eastern
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-26 05:00 | 18.3 | 78.0 | 0.8 | - | 19.5 | 6.1 |
| 2024-04-26 04:00 | 14.3 | 90.3 | 1.0 | - | 26.1 | 9.7 |
| 2024-04-26 03:00 | 20.2 | 87.0 | 1.1 | - | 26.3 | 12.1 |
| 2024-04-26 02:00 | 23.8 | 82.5 | 1.0 | - | 20.4 | 7.9 |
| 2024-04-26 01:00 | 27.7 | 79.6 | 0.9 | - | 17.4 | 6.8 |
| 2024-04-26 00:00 | 35.4 | 66.8 | 1.0 | - | 20.1 | 11.7 |
| 2024-04-25 23:00 | 40.8 | 42.6 | 1.0 | - | 16.1 | 9.5 |
| 2024-04-25 22:00 | 36.1 | 43.5 | 1.0 | - | 13.1 | 7.2 |
| 2024-04-25 21:00 | 33.6 | 25.7 | 1.1 | - | 13.1 | 8.7 |
| 2024-04-25 20:00 | 39.6 | 21.6 | 0.9 | - | 12.2 | 8.2 |
| 2024-04-25 19:00 | 32.7 | 28.7 | 0.6 | - | 12.2 | 8.5 |
| 2024-04-25 18:00 | 30.9 | 36.3 | 0.8 | - | 12.7 | 8.5 |
| 2024-04-25 17:00 | 30.9 | 43.0 | 0.5 | - | 14.7 | 9.4 |
| 2024-04-25 16:00 | 35.1 | 61.2 | 0.8 | - | 20.7 | 10.5 |
| 2024-04-25 15:00 | 31.2 | 74.6 | 0.8 | - | 19.1 | 8.8 |
| 2024-04-25 14:00 | 18.5 | 70.3 | 0.5 | - | 9.8 | 5.8 |
| 2024-04-25 13:00 | 17.1 | 47.8 | 0.4 | - | 12.7 | 9.6 |
| 2024-04-25 12:00 | 23.0 | 40.3 | 0.4 | - | 16.7 | 11.2 |
| 2024-04-25 11:00 | 33.3 | 35.4 | 0.4 | - | 20.2 | 11.7 |
| 2024-04-25 10:00 | 61.9 | 33.5 | 0.3 | - | 23.8 | 14.7 |
| 2024-04-25 09:00 | 63.3 | 49.5 | 0.3 | - | 15.5 | 9.6 |
| 2024-04-25 08:00 | 53.3 | 66.4 | 0.3 | - | 11.4 | 7.4 |
| 2024-04-25 07:00 | 39.9 | 82.7 | 0.4 | - | 10.0 | 6.7 |
| 2024-04-25 06:00 | 18.6 | 106.6 | 0.5 | - | 5.4 | 3.3 |
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.