Central/Western
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-10-06 01:00 | 11.8 | 90.3 | 2.5 | - | 23.0 | 12.0 |
| 2022-10-06 00:00 | 11.1 | - | 2.3 | - | 21.4 | 11.5 |
| 2022-10-05 23:00 | 16.5 | 91.4 | 2.2 | - | 17.0 | 7.4 |
| 2022-10-05 22:00 | 14.7 | 94.9 | 2.4 | - | 19.2 | 9.1 |
| 2022-10-05 21:00 | 21.0 | 90.9 | 2.6 | - | 19.1 | 8.4 |
| 2022-10-05 20:00 | 22.2 | 88.9 | 2.6 | - | 15.3 | 4.1 |
| 2022-10-05 19:00 | 32.5 | 79.6 | 2.6 | - | 15.5 | 4.5 |
| 2022-10-05 18:00 | 32.5 | 77.4 | 2.4 | - | 18.8 | 6.8 |
| 2022-10-05 17:00 | 30.4 | 73.7 | 2.3 | - | 25.7 | 14.8 |
| 2022-10-05 16:00 | 23.3 | 79.7 | 2.3 | - | 25.6 | 16.1 |
| 2022-10-05 15:00 | 24.9 | 85.5 | 2.5 | - | 22.7 | 14.7 |
| 2022-10-05 14:00 | 25.8 | 90.3 | 2.6 | - | 21.2 | 14.8 |
| 2022-10-05 13:00 | 26.8 | 87.2 | 2.4 | - | 19.3 | 12.5 |
| 2022-10-05 12:00 | 23.5 | 94.7 | 3.1 | - | 26.2 | 19.0 |
| 2022-10-05 11:00 | 33.0 | 77.3 | 2.7 | - | 23.1 | 15.0 |
| 2022-10-05 10:00 | 40.5 | 72.7 | 2.8 | - | 30.8 | 23.2 |
| 2022-10-05 09:00 | 37.8 | 66.4 | 2.9 | - | 26.1 | 18.0 |
| 2022-10-05 08:00 | 39.2 | 55.2 | 3.0 | - | 29.3 | 22.3 |
| 2022-10-05 07:00 | 17.2 | 80.9 | 3.0 | - | 25.2 | 18.5 |
| 2022-10-05 06:00 | 10.2 | 86.6 | 3.1 | - | 19.8 | 12.9 |
| 2022-10-05 05:00 | 6.7 | 90.4 | 3.0 | - | 26.9 | 21.2 |
| 2022-10-05 04:00 | 12.1 | 96.8 | 3.6 | - | 31.0 | 23.5 |
| 2022-10-05 03:00 | 87.0 | 19.0 | 8.3 | - | 29.3 | 20.9 |
| 2022-10-05 02:00 | 73.8 | 29.9 | 7.3 | - | 33.6 | 24.2 |
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.
