Tai Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-04-02 19:00 | 37.6 | 74.1 | 1.4 | - | 24.9 | 19.1 |
| 2023-04-02 18:00 | 28.0 | 84.5 | 1.3 | - | 22.0 | 15.8 |
| 2023-04-02 17:00 | 17.3 | 93.1 | 1.1 | - | 18.6 | 12.6 |
| 2023-04-02 16:00 | 15.4 | 93.7 | 1.1 | - | 17.2 | 12.0 |
| 2023-04-02 15:00 | 14.4 | 93.6 | 0.9 | - | 18.6 | 14.3 |
| 2023-04-02 14:00 | 15.2 | 83.6 | 0.9 | - | 19.7 | 16.1 |
| 2023-04-02 13:00 | 14.4 | 79.3 | 0.7 | - | 17.7 | 13.6 |
| 2023-04-02 12:00 | 16.2 | 76.5 | 0.7 | - | 11.5 | 9.0 |
| 2023-04-02 11:00 | 22.1 | 67.8 | 0.7 | - | 10.5 | 8.4 |
| 2023-04-02 10:00 | 20.7 | 65.8 | 0.8 | - | 9.5 | 5.5 |
| 2023-04-02 09:00 | 24.3 | 63.7 | 0.7 | - | 16.4 | 11.2 |
| 2023-04-02 08:00 | 23.7 | 66.3 | 0.7 | - | 21.6 | 15.9 |
| 2023-04-02 07:00 | 13.7 | 77.3 | 0.7 | - | 15.5 | 10.6 |
| 2023-04-02 06:00 | 10.9 | 83.7 | 0.7 | - | 11.6 | 7.4 |
| 2023-04-02 05:00 | 10.2 | 87.4 | 0.7 | - | 15.1 | 10.8 |
| 2023-04-02 04:00 | 9.7 | 89.6 | 0.7 | - | 18.1 | 14.1 |
| 2023-04-02 03:00 | - | 87.9 | - | - | 13.7 | 10.8 |
| 2023-04-02 02:00 | 11.1 | 88.3 | 0.6 | - | 18.3 | 13.7 |
| 2023-04-02 01:00 | 15.9 | 89.5 | 0.8 | - | 26.2 | 18.2 |
| 2023-04-02 00:00 | 25.1 | 83.4 | 1.0 | - | 29.3 | 21.3 |
| 2023-04-01 23:00 | 27.4 | 86.5 | 1.1 | - | 31.1 | 24.8 |
| 2023-04-01 22:00 | 28.0 | 93.4 | 1.1 | - | 27.1 | 22.7 |
| 2023-04-01 21:00 | 21.8 | 100.0 | 1.3 | - | 24.8 | 20.2 |
| 2023-04-01 20:00 | 25.6 | 96.8 | 1.3 | - | 27.7 | 23.4 |
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.
