Tai Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-01-20 17:00 | 38.1 | 99.6 | 4.6 | - | 20.4 | 13.7 |
| 2022-01-20 16:00 | 33.3 | 109.1 | 4.9 | - | 19.1 | 13.5 |
| 2022-01-20 15:00 | 24.8 | 116.7 | 4.9 | - | 18.6 | 14.0 |
| 2022-01-20 14:00 | 18.6 | 112.2 | 4.6 | - | 19.9 | 15.1 |
| 2022-01-20 13:00 | 22.3 | 107.0 | 4.9 | - | 17.6 | 12.7 |
| 2022-01-20 12:00 | 19.3 | 95.7 | 4.9 | - | 22.0 | 16.4 |
| 2022-01-20 11:00 | 33.1 | 61.0 | 4.7 | - | 23.3 | 16.8 |
| 2022-01-20 10:00 | 41.8 | 33.3 | 4.8 | - | 24.9 | 18.8 |
| 2022-01-20 09:00 | 47.2 | 15.8 | 4.8 | - | 23.2 | 18.0 |
| 2022-01-20 08:00 | 46.7 | 4.3 | 6.4 | - | 18.3 | 15.2 |
| 2022-01-20 07:00 | 42.2 | 3.8 | 4.4 | - | 14.2 | 12.0 |
| 2022-01-20 06:00 | 38.7 | 5.2 | 3.4 | - | 15.7 | 13.6 |
| 2022-01-20 05:00 | 36.2 | 11.7 | 3.2 | - | 11.9 | 10.2 |
| 2022-01-20 04:00 | 36.7 | 14.3 | 3.2 | - | 13.8 | 11.6 |
| 2022-01-20 03:00 | 42.5 | 7.9 | 3.1 | - | 15.8 | 13.5 |
| 2022-01-20 02:00 | 46.4 | 7.5 | 3.2 | - | 15.0 | 11.9 |
| 2022-01-20 01:00 | 52.4 | 9.2 | 3.3 | - | 19.1 | 14.6 |
| 2022-01-20 00:00 | 65.0 | 6.3 | 3.5 | - | 29.6 | 22.1 |
| 2022-01-19 23:00 | 73.7 | 9.1 | 3.8 | - | 27.6 | 18.3 |
| 2022-01-19 22:00 | 79.8 | 10.6 | 3.8 | - | 33.3 | 23.5 |
| 2022-01-19 21:00 | 83.8 | 21.7 | 3.6 | - | 27.8 | 19.9 |
| 2022-01-19 20:00 | 97.7 | 16.7 | 3.7 | - | 25.2 | 18.4 |
| 2022-01-19 19:00 | 57.1 | 69.8 | 3.8 | - | 21.3 | 14.4 |
| 2022-01-19 18:00 | 51.0 | 99.0 | 3.8 | - | 19.5 | 13.0 |
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.
