Central
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-09-27 09:00 | 52.9 | 28.0 | 3.7 | 920.0 | 21.4 | 12.2 |
| 2022-09-27 08:00 | 40.1 | 35.0 | 3.5 | 932.7 | 20.2 | 10.7 |
| 2022-09-27 07:00 | 22.2 | 46.9 | 2.8 | 891.8 | 21.7 | 12.6 |
| 2022-09-27 06:00 | 15.2 | 55.2 | 2.7 | 884.2 | 15.8 | 8.4 |
| 2022-09-27 05:00 | 8.2 | 59.3 | 2.3 | 835.4 | 15.1 | 7.4 |
| 2022-09-27 04:00 | 8.8 | 66.6 | 2.5 | 879.4 | 19.7 | 11.2 |
| 2022-09-27 03:00 | 8.2 | 62.5 | 2.2 | 893.3 | 17.2 | 8.7 |
| 2022-09-27 02:00 | 13.8 | 61.9 | 3.0 | 975.0 | 18.9 | 9.5 |
| 2022-09-27 01:00 | 20.5 | 70.0 | 2.5 | 921.9 | 21.0 | 11.4 |
| 2022-09-27 00:00 | 31.2 | 68.8 | 2.9 | 935.3 | 18.8 | 9.0 |
| 2022-09-26 23:00 | 31.2 | 63.5 | 2.8 | 981.6 | 19.7 | 9.7 |
| 2022-09-26 22:00 | 31.3 | 65.8 | 2.2 | 989.9 | 20.8 | 11.4 |
| 2022-09-26 21:00 | 42.4 | 63.7 | 2.8 | 1,023.6 | 26.9 | 15.3 |
| 2022-09-26 20:00 | 54.3 | 65.5 | 2.9 | 1,037.2 | 27.7 | 15.4 |
| 2022-09-26 19:00 | 85.4 | 58.1 | 3.6 | 1,074.4 | 32.8 | 18.1 |
| 2022-09-26 18:00 | 79.2 | 81.6 | 4.1 | 1,102.2 | 40.5 | 22.8 |
| 2022-09-26 17:00 | 86.9 | 81.1 | 4.2 | 1,103.6 | - | - |
| 2022-09-26 16:00 | - | 79.6 | 4.2 | 1,092.3 | - | - |
| 2022-09-26 15:00 | 111.1 | 58.5 | 5.2 | 1,131.5 | - | - |
| 2022-09-26 14:00 | 119.5 | 52.1 | 5.5 | 1,114.7 | 36.8 | 22.7 |
| 2022-09-26 13:00 | 83.3 | 80.6 | 4.7 | 1,143.0 | 36.1 | 21.5 |
| 2022-09-26 12:00 | 83.9 | 75.2 | 4.5 | 1,109.2 | 38.6 | 22.3 |
| 2022-09-26 11:00 | 93.1 | 72.5 | 4.2 | 1,103.2 | 43.8 | 23.6 |
| 2022-09-26 10:00 | 106.3 | 53.4 | 4.8 | 1,104.0 | 43.3 | 22.9 |
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.
