Sha Tin
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-05-18 16:00 | 8.3 | 53.0 | 7.1 | - | 15.3 | - |
| 2021-05-18 15:00 | 6.0 | 55.0 | 6.8 | - | 15.8 | - |
| 2021-05-18 14:00 | 6.2 | 55.1 | 7.1 | - | 17.3 | 9.5 |
| 2021-05-18 13:00 | 8.8 | 58.6 | 7.4 | - | 16.2 | - |
| 2021-05-18 12:00 | 10.8 | 60.0 | 7.8 | - | 15.9 | 14.2 |
| 2021-05-18 11:00 | 17.0 | 45.2 | 6.9 | - | 16.2 | 8.6 |
| 2021-05-18 10:00 | 24.5 | 27.3 | 9.6 | - | 15.2 | 8.6 |
| 2021-05-18 09:00 | 21.9 | 25.6 | 11.3 | - | 11.6 | 5.7 |
| 2021-05-18 08:00 | 24.4 | 20.6 | 10.5 | - | 10.8 | 1.5 |
| 2021-05-18 07:00 | 22.1 | 22.3 | 8.6 | - | 10.3 | 2.0 |
| 2021-05-18 06:00 | 20.7 | 20.6 | 9.3 | - | 9.8 | 6.0 |
| 2021-05-18 05:00 | 16.8 | 23.1 | 8.9 | - | 9.8 | 7.3 |
| 2021-05-18 04:00 | 15.5 | 24.7 | 9.1 | - | 10.7 | 5.8 |
| 2021-05-18 03:00 | 23.8 | 15.4 | 9.1 | - | 11.8 | 6.9 |
| 2021-05-18 02:00 | 29.4 | 11.0 | 8.5 | - | 9.7 | - |
| 2021-05-18 01:00 | 17.6 | 22.5 | 8.0 | - | 11.5 | 9.2 |
| 2021-05-18 00:00 | 17.4 | 25.3 | 8.4 | - | 15.2 | 5.2 |
| 2021-05-17 23:00 | 33.2 | 10.4 | 9.8 | - | 16.5 | 2.2 |
| 2021-05-17 22:00 | 16.5 | 22.6 | 9.2 | - | 15.3 | 5.5 |
| 2021-05-17 21:00 | 14.4 | 25.8 | 8.6 | - | 10.9 | - |
| 2021-05-17 20:00 | 18.4 | 25.8 | 7.9 | - | 14.7 | 14.2 |
| 2021-05-17 19:00 | 20.3 | 23.8 | 6.6 | - | 19.0 | 13.1 |
| 2021-05-17 18:00 | 15.7 | 36.2 | 6.1 | - | 14.9 | 2.6 |
| 2021-05-17 17:00 | 14.3 | 42.2 | 6.7 | - | 13.1 | - |
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.
