Central
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-12-02 09:00 | 42.2 | 4.3 | 4.4 | 882.5 | 11.7 | 5.8 |
| 2022-12-02 08:00 | 39.6 | 4.0 | 3.4 | 860.1 | 14.3 | 9.7 |
| 2022-12-02 07:00 | 32.3 | 6.2 | 2.4 | 765.9 | 10.2 | 6.8 |
| 2022-12-02 06:00 | 26.1 | 10.8 | 1.8 | 751.0 | 10.2 | 8.0 |
| 2022-12-02 05:00 | 27.1 | 11.0 | 2.2 | 760.6 | 11.4 | 9.3 |
| 2022-12-02 04:00 | 28.8 | 10.2 | 2.0 | 762.1 | 11.4 | 9.1 |
| 2022-12-02 03:00 | 29.7 | 13.7 | 2.1 | 787.5 | 9.6 | 7.6 |
| 2022-12-02 02:00 | 42.3 | 9.8 | 3.3 | 789.4 | 9.9 | 7.6 |
| 2022-12-02 01:00 | 38.1 | 8.4 | 2.8 | 816.8 | 10.6 | 6.2 |
| 2022-12-02 00:00 | 41.6 | 5.8 | 3.1 | 866.3 | 14.4 | 9.0 |
| 2022-12-01 23:00 | 42.0 | 5.2 | 3.1 | 907.1 | 12.9 | 6.4 |
| 2022-12-01 22:00 | 40.9 | 5.0 | 3.1 | 922.0 | 21.4 | 13.0 |
| 2022-12-01 21:00 | 49.9 | 4.4 | 4.5 | 999.5 | 22.8 | 14.7 |
| 2022-12-01 20:00 | 47.2 | 4.3 | 4.2 | 961.2 | 23.1 | 13.7 |
| 2022-12-01 19:00 | 63.9 | 3.7 | 6.6 | 1,069.0 | 21.8 | 11.6 |
| 2022-12-01 18:00 | 58.9 | 3.6 | 5.7 | 973.2 | 22.1 | 10.8 |
| 2022-12-01 17:00 | 66.6 | 3.8 | 8.6 | 1,045.1 | 28.2 | 14.8 |
| 2022-12-01 16:00 | 64.1 | 4.2 | 7.1 | 1,020.3 | 27.7 | 14.5 |
| 2022-12-01 15:00 | 64.3 | 4.8 | 6.4 | 1,018.5 | 18.4 | 9.6 |
| 2022-12-01 14:00 | 55.0 | 6.6 | 4.6 | 973.4 | 15.1 | 7.2 |
| 2022-12-01 13:00 | 46.4 | 7.0 | 4.0 | 936.3 | 13.6 | 6.1 |
| 2022-12-01 12:00 | 40.8 | 7.0 | 3.6 | 938.2 | 18.7 | 11.8 |
| 2022-12-01 11:00 | 43.2 | 5.1 | 5.0 | 959.4 | 18.1 | 10.2 |
| 2022-12-01 10:00 | 53.7 | 3.6 | 7.5 | 1,065.4 | 16.8 | 8.5 |
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.
