Past 24 Hours Pollutant Concentration Summary
Tseung Kwan O
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2020-07-11 21:00 | 21.9 | 19.4 | 3.8 | 546.5 | 14.6 | 5.8 |
| 2020-07-11 20:00 | 28.3 | 18.5 | 4.0 | 578.0 | 15.2 | 3.6 |
| 2020-07-11 19:00 | 22.9 | 26.7 | 4.3 | 553.2 | 16.0 | 3.1 |
| 2020-07-11 18:00 | 22.7 | 28.8 | 4.6 | 542.9 | 16.4 | 5.3 |
| 2020-07-11 17:00 | 19.6 | 37.2 | 4.8 | 491.0 | 16.3 | 6.5 |
| 2020-07-11 16:00 | - | - | - | - | 17.4 | 6.0 |
| 2020-07-11 15:00 | 15.5 | 37.9 | 4.5 | 531.2 | 16.8 | 4.4 |
| 2020-07-11 14:00 | 14.3 | 41.3 | 4.5 | 525.9 | 18.0 | 6.1 |
| 2020-07-11 13:00 | 15.6 | 43.8 | 4.2 | 524.8 | 21.3 | 7.3 |
| 2020-07-11 12:00 | 16.2 | 39.2 | 4.2 | 517.0 | 20.0 | 5.6 |
| 2020-07-11 11:00 | 16.1 | 36.9 | 4.4 | 522.3 | 15.8 | 4.8 |
| 2020-07-11 10:00 | 18.2 | 31.9 | 4.5 | 540.7 | 13.9 | 5.6 |
| 2020-07-11 09:00 | 16.6 | 26.9 | 4.7 | 536.7 | 17.0 | 7.8 |
| 2020-07-11 08:00 | 22.9 | 17.0 | 5.2 | 548.3 | 14.9 | 4.5 |
| 2020-07-11 07:00 | 22.7 | 15.6 | 4.6 | 540.3 | 11.6 | 2.4 |
| 2020-07-11 06:00 | 17.3 | 19.6 | 4.3 | 516.5 | 12.7 | 3.9 |
| 2020-07-11 05:00 | 11.6 | 23.2 | 4.2 | 497.8 | 16.1 | 6.6 |
| 2020-07-11 04:00 | 18.6 | 17.2 | 4.5 | 520.3 | 17.3 | 7.5 |
| 2020-07-11 03:00 | 16.6 | 20.3 | 4.7 | 518.5 | 15.1 | 2.8 |
| 2020-07-11 02:00 | 19.9 | 18.3 | 4.5 | 522.8 | 13.5 | 2.8 |
| 2020-07-11 01:00 | 26.3 | 12.6 | 4.2 | 531.8 | 13.2 | 5.0 |
| 2020-07-11 00:00 | 25.3 | 15.1 | 4.6 | 557.5 | 15.9 | 6.7 |
| 2020-07-10 23:00 | 26.6 | 14.9 | 4.5 | 570.2 | 17.5 | 4.8 |
| 2020-07-10 22:00 | 22.1 | 17.0 | 4.4 | 550.2 | 14.6 | 2.0 |
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.
