Southern
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-12-01 17:00 | 47.1 | 10.7 | 4.9 | 623.6 | 22.9 | 8.6 |
| 2022-12-01 16:00 | 45.6 | 14.6 | 5.1 | 611.5 | 20.8 | 10.9 |
| 2022-12-01 15:00 | 43.0 | 19.6 | 4.7 | 585.8 | 20.7 | 9.1 |
| 2022-12-01 14:00 | 40.3 | 20.2 | 4.8 | 582.5 | 28.3 | 6.6 |
| 2022-12-01 13:00 | 39.0 | 16.6 | 5.0 | 590.6 | 24.3 | 4.1 |
| 2022-12-01 12:00 | 35.2 | 15.6 | 4.7 | 588.5 | 18.1 | 3.5 |
| 2022-12-01 11:00 | 35.4 | 11.5 | 4.8 | 621.5 | 9.7 | 4.8 |
| 2022-12-01 10:00 | 36.6 | 7.3 | 5.3 | 664.3 | 8.0 | 6.1 |
| 2022-12-01 09:00 | 32.7 | 7.2 | 4.8 | 654.6 | 14.5 | 8.2 |
| 2022-12-01 08:00 | 30.6 | 6.2 | 4.3 | 648.3 | 11.7 | 9.0 |
| 2022-12-01 07:00 | 26.4 | 9.3 | 4.2 | 619.0 | 11.5 | 7.7 |
| 2022-12-01 06:00 | 22.0 | 11.5 | 4.2 | 631.7 | 11.5 | 6.9 |
| 2022-12-01 05:00 | 21.0 | 13.0 | 4.1 | 643.0 | 23.7 | 6.9 |
| 2022-12-01 04:00 | 21.5 | 12.1 | 4.0 | 626.8 | 26.7 | 5.5 |
| 2022-12-01 03:00 | 24.3 | 9.1 | 4.2 | 610.5 | 18.2 | 6.1 |
| 2022-12-01 02:00 | 26.4 | 8.4 | 4.3 | 667.2 | 13.5 | 6.5 |
| 2022-12-01 01:00 | 29.1 | 7.5 | 4.4 | 700.5 | 11.2 | 3.6 |
| 2022-12-01 00:00 | 29.3 | 8.3 | 4.3 | 724.1 | 14.9 | 6.5 |
| 2022-11-30 23:00 | 27.9 | 11.8 | 4.2 | 728.7 | 19.8 | 8.7 |
| 2022-11-30 22:00 | 22.2 | 19.8 | 4.0 | 699.5 | 21.9 | 7.9 |
| 2022-11-30 21:00 | 28.2 | 14.6 | 4.4 | 779.3 | 18.5 | 11.3 |
| 2022-11-30 20:00 | 30.7 | 12.0 | 4.4 | 801.7 | 23.3 | 10.7 |
| 2022-11-30 19:00 | 32.1 | 12.5 | 4.4 | 787.7 | 28.2 | 7.4 |
| 2022-11-30 18:00 | 32.4 | 13.0 | 4.5 | 805.0 | 27.7 | 7.8 |
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.
