Past 24 Hours Pollutant Concentration Summary
Tseung Kwan O
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-29 01:00 | 15.2 | 68.1 | 2.0 | 195.0 | 13.0 | 6.9 |
| 2024-04-29 00:00 | 12.5 | 82.8 | 2.2 | 219.3 | 15.3 | 8.3 |
| 2024-04-28 23:00 | 12.9 | 85.7 | 1.9 | 217.5 | 15.2 | 7.6 |
| 2024-04-28 22:00 | 17.9 | 79.4 | 1.8 | 238.3 | 14.5 | 4.9 |
| 2024-04-28 21:00 | 13.0 | 84.9 | 2.0 | 233.5 | 14.2 | 2.9 |
| 2024-04-28 20:00 | 14.6 | 91.9 | 2.4 | 249.3 | 11.4 | 3.6 |
| 2024-04-28 19:00 | 17.7 | 91.7 | 1.9 | 259.8 | 10.3 | 9.4 |
| 2024-04-28 18:00 | 10.3 | 107.1 | 1.5 | 251.8 | 11.5 | 10.3 |
| 2024-04-28 17:00 | 15.9 | 101.5 | 2.1 | 254.1 | 11.2 | 6.9 |
| 2024-04-28 16:00 | 12.6 | 104.8 | 1.7 | 256.4 | 8.4 | 1.3 |
| 2024-04-28 15:00 | 12.3 | 108.8 | 1.5 | 253.7 | 6.4 | 1.6 |
| 2024-04-28 14:00 | 15.3 | 108.0 | 1.2 | 264.7 | 11.3 | 6.1 |
| 2024-04-28 13:00 | 8.9 | 114.8 | 1.9 | 249.5 | 15.5 | 7.9 |
| 2024-04-28 12:00 | 13.0 | 113.4 | 1.8 | 264.4 | 18.8 | 5.5 |
| 2024-04-28 11:00 | 9.0 | 116.3 | 1.7 | 269.3 | 24.3 | 6.5 |
| 2024-04-28 10:00 | 9.5 | 112.3 | 1.9 | 250.2 | 24.4 | 5.5 |
| 2024-04-28 09:00 | 12.9 | 111.2 | 2.2 | 267.4 | 17.6 | 2.7 |
| 2024-04-28 08:00 | 11.1 | 112.8 | 1.7 | 235.4 | 9.4 | 3.0 |
| 2024-04-28 07:00 | 9.5 | 109.2 | 1.8 | 239.2 | 9.5 | 6.3 |
| 2024-04-28 06:00 | 4.8 | 105.8 | 1.8 | 229.2 | 12.9 | - |
| 2024-04-28 05:00 | 6.2 | 84.4 | 1.2 | 185.9 | 16.2 | 10.1 |
| 2024-04-28 04:00 | 16.8 | 21.5 | 2.9 | 94.2 | 14.6 | 6.1 |
| 2024-04-28 03:00 | 13.7 | 26.7 | 1.8 | 93.7 | 14.1 | 5.4 |
| 2024-04-28 02:00 | 16.7 | 31.2 | 1.9 | 132.5 | 18.8 | 10.2 |
Remarks:
(1) Time shown is in Hong Kong time.
(2) Concentration shown is in microgram per cubic metre (µg/m3).
(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates
(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.