Central
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 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 |
| 2022-12-01 09:00 | 39.7 | 3.7 | 4.8 | 990.5 | 14.6 | 6.7 |
| 2022-12-01 08:00 | 36.1 | 3.4 | 4.1 | 966.5 | 16.2 | 8.8 |
| 2022-12-01 07:00 | 32.5 | 3.7 | 3.1 | 940.2 | 12.5 | 7.2 |
| 2022-12-01 06:00 | 26.1 | 5.9 | 2.2 | 931.5 | 12.4 | 8.1 |
| 2022-12-01 05:00 | 25.9 | 6.5 | 2.3 | 922.0 | 13.2 | 7.3 |
| 2022-12-01 04:00 | 26.6 | 6.8 | 2.5 | 943.2 | 14.5 | 8.1 |
| 2022-12-01 03:00 | - | 5.2 | - | - | 16.0 | 10.4 |
| 2022-12-01 02:00 | 29.6 | 4.4 | 2.9 | 1,026.0 | 17.7 | 11.2 |
| 2022-12-01 01:00 | 34.7 | 3.6 | 4.0 | 1,074.0 | 18.4 | 9.4 |
| 2022-12-01 00:00 | 36.1 | 3.6 | 4.2 | 1,128.1 | 21.1 | 12.3 |
| 2022-11-30 23:00 | 40.5 | 3.5 | 4.5 | 1,199.9 | 22.6 | 13.9 |
| 2022-11-30 22:00 | 40.9 | 4.0 | 4.4 | 1,315.2 | 19.3 | 12.3 |
| 2022-11-30 21:00 | 40.0 | 5.4 | 4.1 | 1,378.0 | 22.4 | 14.5 |
| 2022-11-30 20:00 | 49.5 | 4.0 | 5.5 | 1,408.7 | 21.5 | 14.1 |
| 2022-11-30 19:00 | 43.1 | 5.6 | 4.0 | 1,311.8 | 16.1 | 8.3 |
| 2022-11-30 18:00 | 45.3 | 5.4 | 4.4 | 1,300.6 | 19.7 | 10.0 |
| 2022-11-30 17:00 | 51.3 | 4.9 | 4.0 | 1,300.9 | 21.6 | 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.
