Mong Kok
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-04-02 18:00 | 80.3 | 47.7 | 2.8 | 696.3 | 36.8 | 28.7 |
| 2023-04-02 17:00 | 83.1 | 44.1 | 3.1 | 738.5 | 35.5 | 28.6 |
| 2023-04-02 16:00 | 79.7 | 45.0 | 2.8 | 708.4 | 35.5 | 28.6 |
| 2023-04-02 15:00 | 80.3 | 44.3 | 2.8 | 717.0 | 31.9 | 24.8 |
| 2023-04-02 14:00 | 73.0 | 41.7 | 2.5 | 690.4 | 35.4 | 27.5 |
| 2023-04-02 13:00 | 72.6 | 39.3 | 2.6 | 679.2 | 33.1 | 24.0 |
| 2023-04-02 12:00 | 73.5 | 36.2 | 2.6 | 671.8 | 29.9 | 20.5 |
| 2023-04-02 11:00 | 63.8 | 41.7 | 2.3 | 674.9 | 22.7 | 16.3 |
| 2023-04-02 10:00 | 67.8 | 36.2 | 2.4 | 699.9 | 18.9 | 14.2 |
| 2023-04-02 09:00 | 68.5 | 34.9 | 2.3 | 645.8 | 22.5 | 14.8 |
| 2023-04-02 08:00 | 45.3 | 55.3 | 1.9 | 508.2 | 24.3 | 15.7 |
| 2023-04-02 07:00 | 38.7 | 59.4 | 2.0 | 569.1 | 26.1 | 18.5 |
| 2023-04-02 06:00 | 27.2 | 77.4 | 1.7 | 541.0 | 21.7 | 14.5 |
| 2023-04-02 05:00 | 35.3 | 74.5 | 1.7 | 549.7 | 25.1 | 17.6 |
| 2023-04-02 04:00 | 29.9 | 76.2 | 1.6 | 553.3 | 28.4 | 19.4 |
| 2023-04-02 03:00 | 34.8 | 69.4 | 1.7 | 556.6 | 19.3 | 13.4 |
| 2023-04-02 02:00 | 46.8 | 61.7 | 1.7 | 609.9 | 16.7 | 11.7 |
| 2023-04-02 01:00 | 70.8 | 42.2 | 2.3 | 670.1 | 20.7 | 15.4 |
| 2023-04-02 00:00 | 85.2 | 39.3 | 2.4 | 730.1 | 21.6 | 16.6 |
| 2023-04-01 23:00 | 86.8 | 38.3 | 2.4 | 747.2 | 31.1 | 24.6 |
| 2023-04-01 22:00 | 75.5 | 52.9 | 2.1 | 699.5 | 39.4 | 32.8 |
| 2023-04-01 21:00 | 71.2 | 61.0 | 2.4 | 757.4 | 49.3 | 40.8 |
| 2023-04-01 20:00 | 97.3 | 42.0 | 2.8 | 887.5 | 50.2 | 41.4 |
| 2023-04-01 19:00 | 100.3 | 44.0 | 2.9 | 848.7 | 42.7 | 34.7 |
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.
