Past 24 Hours Pollutant Concentration Summary
Tai Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-09-27 08:00 | 37.2 | 39.9 | 3.0 | - | 18.3 | 11.4 |
| 2022-09-27 07:00 | 24.9 | 49.0 | 1.9 | - | 18.8 | 11.7 |
| 2022-09-27 06:00 | 11.4 | 65.1 | 1.4 | - | 18.5 | 11.4 |
| 2022-09-27 05:00 | 8.4 | 78.1 | 1.7 | - | 19.6 | 10.6 |
| 2022-09-27 04:00 | 5.4 | 84.2 | 1.3 | - | 19.3 | 10.8 |
| 2022-09-27 03:00 | 5.9 | 84.4 | 1.4 | - | 19.0 | 10.0 |
| 2022-09-27 02:00 | 7.2 | 91.1 | 1.8 | - | 19.7 | 10.3 |
| 2022-09-27 01:00 | 9.8 | 86.8 | 1.8 | - | 19.9 | 9.7 |
| 2022-09-27 00:00 | 13.0 | 87.7 | 1.8 | - | 20.1 | 9.8 |
| 2022-09-26 23:00 | 13.1 | 90.5 | 1.4 | - | 18.8 | 9.3 |
| 2022-09-26 22:00 | 13.3 | 89.3 | 1.0 | - | 21.3 | 10.9 |
| 2022-09-26 21:00 | 13.5 | 110.2 | 1.3 | - | 22.0 | 11.4 |
| 2022-09-26 20:00 | 19.8 | 103.2 | 1.2 | - | 23.0 | 12.3 |
| 2022-09-26 19:00 | 24.6 | 113.5 | 1.6 | - | 30.5 | 17.3 |
| 2022-09-26 18:00 | 21.9 | 143.0 | 2.3 | - | 33.9 | 19.4 |
| 2022-09-26 17:00 | 25.6 | 148.0 | 2.2 | - | 38.0 | 21.9 |
| 2022-09-26 16:00 | 19.5 | 190.1 | 2.2 | - | 38.9 | 21.9 |
| 2022-09-26 15:00 | 26.0 | 174.3 | 2.6 | - | 39.0 | 23.4 |
| 2022-09-26 14:00 | 25.7 | 173.7 | 2.9 | - | 37.9 | 22.3 |
| 2022-09-26 13:00 | 26.3 | 166.3 | 3.2 | - | 39.2 | 22.2 |
| 2022-09-26 12:00 | 26.3 | 155.3 | 3.4 | - | 39.1 | 20.8 |
| 2022-09-26 11:00 | 17.6 | 139.7 | 3.6 | - | 37.2 | 18.1 |
| 2022-09-26 10:00 | 21.2 | - | 3.3 | - | 36.0 | 16.5 |
| 2022-09-26 09:00 | 38.6 | 90.6 | 2.7 | - | 35.9 | 15.6 |
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.