Past 24 Hours Pollutant Concentration Summary
Mong Kok
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2020-06-05 05:00 | 34.0 | 11.7 | 1.2 | 437.9 | 6.1 | 2.4 |
| 2020-06-05 04:00 | 35.9 | 9.3 | 1.5 | 442.4 | 2.5 | 1.5 |
| 2020-06-05 03:00 | - | - | - | - | 4.1 | 0.7 |
| 2020-06-05 02:00 | 31.6 | 11.4 | 0.8 | 483.2 | 6.2 | 2.3 |
| 2020-06-05 01:00 | 41.4 | 12.1 | 1.4 | 438.4 | 8.4 | 3.7 |
| 2020-06-05 00:00 | 47.8 | 10.1 | 2.4 | 471.1 | 11.2 | 6.4 |
| 2020-06-04 23:00 | 53.7 | 6.3 | 3.1 | 606.2 | 11.2 | 6.8 |
| 2020-06-04 22:00 | 68.2 | 6.0 | 3.4 | 616.0 | 12.4 | 7.1 |
| 2020-06-04 21:00 | 57.6 | 6.4 | 2.2 | 687.7 | 14.0 | 8.5 |
| 2020-06-04 20:00 | 70.8 | 6.1 | 4.7 | 595.8 | 14.7 | 8.4 |
| 2020-06-04 19:00 | 86.0 | 6.9 | 3.7 | 608.5 | 11.7 | 5.4 |
| 2020-06-04 18:00 | 65.1 | 12.1 | 3.2 | 516.9 | 12.0 | 5.5 |
| 2020-06-04 17:00 | 72.4 | 12.7 | 3.1 | 485.5 | 13.0 | 6.9 |
| 2020-06-04 16:00 | 71.7 | 18.4 | 2.9 | 469.6 | 15.2 | 8.6 |
| 2020-06-04 15:00 | 59.7 | 18.3 | 2.4 | 451.4 | 12.2 | 6.1 |
| 2020-06-04 14:00 | 59.6 | 17.8 | 2.9 | 486.0 | 11.8 | 7.0 |
| 2020-06-04 13:00 | 73.4 | 18.8 | 3.3 | 490.5 | 12.3 | 6.5 |
| 2020-06-04 12:00 | 71.3 | 13.7 | 3.6 | 475.2 | 16.0 | 9.3 |
| 2020-06-04 11:00 | 68.3 | 10.4 | 4.6 | 523.5 | 17.4 | 10.3 |
| 2020-06-04 10:00 | 74.7 | 7.3 | 5.0 | 556.4 | 17.8 | 10.3 |
| 2020-06-04 09:00 | 66.6 | 6.6 | 4.1 | 504.0 | 12.2 | 6.7 |
| 2020-06-04 08:00 | 43.4 | 10.8 | 1.6 | 434.0 | 8.7 | 3.8 |
| 2020-06-04 07:00 | 41.5 | 13.5 | 1.3 | 425.9 | 9.1 | 4.8 |
| 2020-06-04 06:00 | 27.5 | 18.3 | 1.0 | 411.1 | 6.6 | 3.1 |
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.
