Past 24 Hours Pollutant Concentration Summary
Mong Kok
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2020-08-09 19:00 | 85.2 | 15.9 | 5.4 | 634.1 | 8.4 | 4.5 |
| 2020-08-09 18:00 | 77.1 | 15.3 | 5.7 | 607.6 | 8.5 | 4.3 |
| 2020-08-09 17:00 | 74.7 | 19.9 | 6.8 | 550.9 | 10.5 | 5.9 |
| 2020-08-09 16:00 | 85.6 | 18.5 | 7.3 | 558.8 | 9.7 | 6.1 |
| 2020-08-09 15:00 | 80.6 | 21.8 | 8.0 | 524.5 | 9.6 | 6.1 |
| 2020-08-09 14:00 | 73.0 | 18.7 | 7.1 | 568.1 | 8.7 | 5.4 |
| 2020-08-09 13:00 | 81.1 | 15.7 | 6.6 | 529.8 | 7.2 | 3.6 |
| 2020-08-09 12:00 | 55.0 | 17.7 | 4.3 | 491.5 | 6.5 | 4.3 |
| 2020-08-09 11:00 | 60.3 | 14.2 | 4.9 | 494.4 | 5.6 | 2.9 |
| 2020-08-09 10:00 | 39.9 | 14.2 | 3.7 | 483.6 | 4.9 | 2.3 |
| 2020-08-09 09:00 | 37.0 | 11.7 | 4.0 | 441.9 | 4.6 | 1.9 |
| 2020-08-09 08:00 | 34.9 | 8.4 | 4.0 | 452.4 | 5.6 | 2.8 |
| 2020-08-09 07:00 | 34.0 | 5.6 | 3.7 | 443.5 | 3.8 | 1.8 |
| 2020-08-09 06:00 | 27.9 | 8.5 | 2.8 | 434.6 | 2.9 | 1.2 |
| 2020-08-09 05:00 | 33.1 | 5.1 | 3.9 | 451.7 | 3.7 | 2.0 |
| 2020-08-09 04:00 | 30.5 | 9.5 | 2.8 | 508.2 | 2.5 | 0.3 |
| 2020-08-09 03:00 | 24.8 | 13.0 | 2.4 | 531.5 | 3.4 | 1.7 |
| 2020-08-09 02:00 | 27.2 | 18.9 | 2.5 | 490.6 | 8.1 | 5.0 |
| 2020-08-09 01:00 | 43.2 | 15.2 | 3.4 | 532.9 | 10.3 | 6.1 |
| 2020-08-09 00:00 | 51.2 | 9.9 | 3.9 | 625.0 | 8.8 | 3.9 |
| 2020-08-08 23:00 | 52.1 | 11.7 | 3.6 | 554.3 | 11.0 | 6.2 |
| 2020-08-08 22:00 | 50.8 | 15.5 | 3.5 | 526.3 | 11.3 | 6.4 |
| 2020-08-08 21:00 | 54.4 | 14.3 | 3.7 | 578.7 | 14.4 | 7.6 |
| 2020-08-08 20:00 | 64.1 | 12.1 | 3.8 | 603.4 | 13.5 | 6.1 |
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.
