Past 24 Hours Pollutant Concentration Summary
Tai Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-11-27 12:00 | 33.0 | 70.5 | 1.5 | - | 25.7 | 16.6 |
| 2022-11-27 11:00 | 29.3 | 63.3 | 1.0 | - | 18.3 | 12.4 |
| 2022-11-27 10:00 | 28.4 | 61.9 | 0.9 | - | 15.4 | 9.1 |
| 2022-11-27 09:00 | 27.4 | 61.1 | 1.1 | - | 17.9 | 8.6 |
| 2022-11-27 08:00 | 19.1 | 66.5 | 0.9 | - | 10.3 | 10.2 |
| 2022-11-27 07:00 | 16.8 | 64.3 | 1.1 | - | 2.0 | - |
| 2022-11-27 06:00 | 8.2 | 73.0 | 1.2 | - | 55.6 | 10.9 |
| 2022-11-27 05:00 | 7.5 | 76.0 | 1.6 | - | 25.6 | 3.5 |
| 2022-11-27 04:00 | 8.4 | 74.4 | 1.9 | - | 16.0 | 6.2 |
| 2022-11-27 03:00 | - | 73.7 | - | - | 14.0 | 9.1 |
| 2022-11-27 02:00 | 8.7 | 77.6 | 2.2 | - | 10.9 | 7.4 |
| 2022-11-27 01:00 | 15.5 | 67.0 | 2.3 | - | 10.0 | 7.9 |
| 2022-11-27 00:00 | 21.7 | 57.3 | 1.6 | - | 8.1 | 6.3 |
| 2022-11-26 23:00 | 19.0 | 50.1 | 1.4 | - | 4.9 | - |
| 2022-11-26 22:00 | 28.8 | 38.7 | 1.3 | - | 1.3 | - |
| 2022-11-26 21:00 | 28.1 | 40.9 | 1.4 | - | 6.8 | 5.9 |
| 2022-11-26 20:00 | 23.7 | 46.8 | 1.1 | - | 7.5 | 6.6 |
| 2022-11-26 19:00 | 32.4 | 48.1 | 1.0 | - | 9.0 | 7.9 |
| 2022-11-26 18:00 | 35.6 | 49.0 | 1.1 | - | 6.5 | - |
| 2022-11-26 17:00 | 39.4 | 46.3 | 1.3 | - | 10.1 | 8.7 |
| 2022-11-26 16:00 | 42.9 | 44.7 | 1.3 | - | 8.1 | 7.0 |
| 2022-11-26 15:00 | 35.7 | 50.7 | 1.2 | - | 6.9 | 5.8 |
| 2022-11-26 14:00 | 32.1 | 47.1 | 1.4 | - | 5.8 | 4.1 |
| 2022-11-26 13:00 | 37.8 | 30.0 | 1.3 | - | 6.6 | 5.3 |
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.