Eastern
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-09-28 15:00 | 35.3 | 83.6 | 2.0 | - | 21.4 | 12.2 |
| 2023-09-28 14:00 | 28.2 | 88.1 | 1.8 | - | 20.4 | 12.0 |
| 2023-09-28 13:00 | 30.9 | 94.0 | 2.0 | - | 17.1 | 10.1 |
| 2023-09-28 12:00 | 25.2 | 88.6 | 1.8 | - | 18.4 | 11.0 |
| 2023-09-28 11:00 | 28.1 | 76.4 | 1.4 | - | 19.1 | 11.2 |
| 2023-09-28 10:00 | 30.9 | 64.8 | 1.4 | - | 17.7 | 10.2 |
| 2023-09-28 09:00 | 31.3 | 55.8 | 1.3 | - | 16.2 | 9.4 |
| 2023-09-28 08:00 | 27.1 | 54.0 | 1.3 | - | 15.1 | 8.8 |
| 2023-09-28 07:00 | 23.4 | 56.2 | 1.4 | - | 15.2 | 8.6 |
| 2023-09-28 06:00 | 16.6 | 62.0 | 1.5 | - | 16.8 | 9.6 |
| 2023-09-28 05:00 | 12.5 | 66.8 | 1.5 | - | 16.0 | 8.6 |
| 2023-09-28 04:00 | 11.6 | 65.1 | 1.3 | - | 16.2 | 8.5 |
| 2023-09-28 03:00 | 10.4 | 61.7 | 1.3 | - | 16.7 | 9.3 |
| 2023-09-28 02:00 | 14.4 | 58.0 | 1.2 | - | 19.8 | 10.8 |
| 2023-09-28 01:00 | 19.8 | 60.0 | 1.4 | - | 19.4 | 9.7 |
| 2023-09-28 00:00 | 22.6 | 63.0 | 1.5 | - | 22.8 | 12.0 |
| 2023-09-27 23:00 | 25.4 | 73.2 | 1.7 | - | 25.0 | 14.1 |
| 2023-09-27 22:00 | 32.8 | 64.6 | 1.7 | - | 21.5 | 13.3 |
| 2023-09-27 21:00 | 32.9 | 61.0 | 1.7 | - | 16.3 | 9.3 |
| 2023-09-27 20:00 | 32.4 | 59.2 | 2.0 | - | 16.6 | 10.4 |
| 2023-09-27 19:00 | 34.5 | 63.2 | 1.5 | - | 18.6 | 12.5 |
| 2023-09-27 18:00 | 43.4 | 79.8 | 1.9 | - | 20.5 | 13.2 |
| 2023-09-27 17:00 | 46.7 | 97.9 | 2.1 | - | 24.2 | 16.0 |
| 2023-09-27 16:00 | 35.2 | 107.0 | 2.3 | - | 22.9 | 13.4 |
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.
