Central/Western
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-10-03 05:00 | 6.0 | 51.5 | 2.6 | - | 8.3 | 3.4 |
| 2022-10-03 04:00 | 6.9 | 50.5 | 2.5 | - | 11.7 | 7.8 |
| 2022-10-03 03:00 | 10.0 | 44.8 | 2.6 | - | 10.3 | 5.6 |
| 2022-10-03 02:00 | 8.9 | 47.8 | 2.6 | - | 8.0 | 3.8 |
| 2022-10-03 01:00 | 14.4 | 33.2 | 2.8 | - | 9.4 | 6.0 |
| 2022-10-03 00:00 | 14.6 | 31.9 | 2.5 | - | 11.2 | 7.3 |
| 2022-10-02 23:00 | 18.5 | 29.3 | 2.5 | - | 11.2 | 6.6 |
| 2022-10-02 22:00 | 17.9 | 38.7 | 2.6 | - | 15.8 | 11.1 |
| 2022-10-02 21:00 | 17.3 | 44.1 | 2.5 | - | 14.3 | 9.0 |
| 2022-10-02 20:00 | 24.2 | 40.8 | 2.8 | - | 10.4 | 4.6 |
| 2022-10-02 19:00 | 22.8 | 39.6 | 2.8 | - | 8.7 | 3.2 |
| 2022-10-02 18:00 | 19.5 | 34.1 | 2.8 | - | 6.9 | 1.3 |
| 2022-10-02 17:00 | 15.4 | 40.7 | 2.5 | - | 10.3 | 4.8 |
| 2022-10-02 16:00 | 18.2 | 50.7 | 2.1 | - | 10.9 | 5.4 |
| 2022-10-02 15:00 | 18.4 | 49.1 | 2.1 | - | 10.2 | 5.5 |
| 2022-10-02 14:00 | 14.3 | 48.4 | 2.1 | - | 10.3 | 4.7 |
| 2022-10-02 13:00 | 15.2 | 52.6 | 2.2 | - | 11.3 | 5.0 |
| 2022-10-02 12:00 | 14.8 | 56.3 | 2.4 | - | 16.7 | 10.6 |
| 2022-10-02 11:00 | 16.5 | 54.4 | 2.4 | - | 16.7 | 10.4 |
| 2022-10-02 10:00 | 18.9 | 49.4 | 2.5 | - | 15.5 | 9.0 |
| 2022-10-02 09:00 | 17.8 | 42.3 | 2.5 | - | 13.2 | 6.9 |
| 2022-10-02 08:00 | 14.7 | 48.2 | 2.5 | - | 11.2 | 3.9 |
| 2022-10-02 07:00 | 10.9 | 54.6 | 2.4 | - | 14.8 | 8.2 |
| 2022-10-02 06:00 | 9.3 | 57.9 | 2.6 | - | 14.7 | 8.2 |
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.
