Tseung Kwan O
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-01-30 05:00 | 52.4 | 23.7 | 2.5 | 407.6 | 30.9 | 19.8 |
| 2023-01-30 04:00 | 48.7 | 31.2 | 1.5 | 429.7 | 30.0 | 18.2 |
| 2023-01-30 03:00 | 62.3 | 19.2 | 1.7 | 447.7 | 31.0 | 18.4 |
| 2023-01-30 02:00 | 76.9 | 16.4 | 3.7 | 474.6 | 34.6 | 19.6 |
| 2023-01-30 01:00 | 87.0 | 13.1 | 4.7 | 616.5 | 40.9 | 25.3 |
| 2023-01-30 00:00 | 72.8 | 30.4 | 3.4 | 542.5 | 42.7 | 29.2 |
| 2023-01-29 23:00 | 91.2 | 7.6 | 3.5 | 845.3 | 43.0 | 28.5 |
| 2023-01-29 22:00 | 84.8 | 13.7 | 2.6 | 724.9 | 44.9 | 26.3 |
| 2023-01-29 21:00 | 65.9 | 32.5 | 1.9 | 580.0 | 48.4 | 23.0 |
| 2023-01-29 20:00 | 59.8 | 44.3 | 2.2 | 585.3 | 47.7 | 24.4 |
| 2023-01-29 19:00 | 49.9 | 66.1 | 2.7 | 524.3 | 41.7 | 20.7 |
| 2023-01-29 18:00 | 31.0 | 92.6 | 2.6 | 391.6 | 38.8 | 18.1 |
| 2023-01-29 17:00 | 14.1 | 110.2 | 3.0 | 346.9 | 43.2 | 21.4 |
| 2023-01-29 16:00 | 7.8 | 115.8 | 2.9 | 322.0 | 47.9 | 25.2 |
| 2023-01-29 15:00 | 6.9 | 112.8 | 2.9 | 311.7 | 45.9 | 24.4 |
| 2023-01-29 14:00 | 7.6 | 107.8 | 3.0 | 311.0 | 45.0 | 23.4 |
| 2023-01-29 13:00 | 5.6 | 106.8 | 3.1 | 303.4 | 45.4 | 25.6 |
| 2023-01-29 12:00 | 6.8 | 101.3 | 2.8 | 303.7 | 46.5 | 27.2 |
| 2023-01-29 11:00 | 9.5 | 94.0 | 3.0 | 317.1 | 47.0 | 25.5 |
| 2023-01-29 10:00 | 9.4 | 91.3 | 3.0 | 320.6 | 47.9 | 23.3 |
| 2023-01-29 09:00 | 9.4 | 88.9 | 2.8 | 321.7 | 51.1 | 27.5 |
| 2023-01-29 08:00 | 10.8 | 87.6 | 2.8 | 333.2 | 55.3 | 31.1 |
| 2023-01-29 07:00 | 12.1 | 86.8 | 2.6 | 335.2 | 58.4 | 32.4 |
| 2023-01-29 06:00 | 8.9 | 92.1 | 2.6 | 340.1 | 54.5 | 28.5 |
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.
