Mong Kok
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-01-24 21:00 | 40.4 | 36.0 | 1.6 | 559.3 | 22.4 | 16.8 |
| 2022-01-24 20:00 | 55.0 | 28.5 | 2.2 | 631.1 | 31.2 | 25.1 |
| 2022-01-24 19:00 | 76.7 | 17.6 | 3.6 | 730.8 | 35.3 | 28.7 |
| 2022-01-24 18:00 | 82.9 | 17.1 | 3.3 | 762.6 | 41.2 | 32.8 |
| 2022-01-24 17:00 | 92.5 | 14.4 | 3.8 | 768.8 | 32.3 | 24.4 |
| 2022-01-24 16:00 | 82.2 | 13.4 | 3.6 | 793.5 | 28.2 | 21.2 |
| 2022-01-24 15:00 | 79.7 | 15.1 | 3.2 | 736.1 | 34.7 | 26.3 |
| 2022-01-24 14:00 | 93.5 | 14.6 | 3.8 | 938.4 | 35.1 | 27.7 |
| 2022-01-24 13:00 | 91.7 | 11.3 | 4.5 | 867.3 | 32.0 | 25.1 |
| 2022-01-24 12:00 | 73.5 | 9.7 | 3.8 | 758.1 | 34.3 | 26.6 |
| 2022-01-24 11:00 | 71.8 | 7.1 | 4.4 | 816.1 | 37.6 | 30.5 |
| 2022-01-24 10:00 | 71.2 | 5.6 | 4.4 | 857.6 | 35.6 | 30.1 |
| 2022-01-24 09:00 | 66.1 | 5.6 | 4.0 | 793.9 | 31.7 | 26.7 |
| 2022-01-24 08:00 | 66.9 | 5.4 | 4.0 | 812.6 | 27.2 | 22.5 |
| 2022-01-24 07:00 | 74.7 | 5.0 | 4.3 | 871.4 | 20.9 | 16.1 |
| 2022-01-24 06:00 | 71.0 | 5.0 | 4.1 | 900.2 | 26.3 | 16.4 |
| 2022-01-24 05:00 | 78.1 | 4.4 | 6.0 | 801.8 | 33.3 | 18.7 |
| 2022-01-24 04:00 | 80.4 | 4.9 | 5.6 | 887.4 | 27.9 | 20.5 |
| 2022-01-24 03:00 | - | 4.9 | - | - | 28.7 | 19.4 |
| 2022-01-24 02:00 | 84.4 | 4.6 | 5.4 | 881.9 | 30.7 | 22.2 |
| 2022-01-24 01:00 | 85.2 | 4.8 | 6.1 | 1,012.6 | 30.2 | 21.5 |
| 2022-01-24 00:00 | 89.5 | 4.8 | 5.6 | 920.0 | 28.6 | 20.1 |
| 2022-01-23 23:00 | 92.2 | 5.0 | 4.7 | 931.9 | 29.4 | 20.4 |
| 2022-01-23 22:00 | 95.2 | 5.1 | 5.9 | 999.4 | 28.7 | 20.0 |
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.
