Past 24 Hours Pollutant Concentration Summary
Sha Tin
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-19 10:00 | 18.4 | 44.8 | 1.5 | - | 16.4 | 11.7 |
| 2024-04-19 09:00 | 18.1 | 43.6 | 1.4 | - | 13.3 | 9.6 |
| 2024-04-19 08:00 | 16.3 | 39.2 | 1.3 | - | 14.2 | 10.8 |
| 2024-04-19 07:00 | 10.2 | 45.8 | 1.1 | - | 12.5 | 9.1 |
| 2024-04-19 06:00 | 5.2 | 52.0 | 1.4 | - | 13.4 | 10.3 |
| 2024-04-19 05:00 | 5.7 | 51.3 | 1.6 | - | 12.4 | 8.9 |
| 2024-04-19 04:00 | - | - | - | - | 11.7 | 7.2 |
| 2024-04-19 03:00 | 24.4 | 37.5 | 2.5 | - | 14.0 | 9.1 |
| 2024-04-19 02:00 | 29.9 | 41.4 | 2.4 | - | 12.4 | 7.3 |
| 2024-04-19 01:00 | 34.0 | 33.9 | 1.6 | - | 13.2 | 7.9 |
| 2024-04-19 00:00 | 35.1 | 50.4 | 1.6 | - | 11.6 | 6.2 |
| 2024-04-18 23:00 | 37.6 | 56.3 | 1.8 | - | 17.1 | 10.6 |
| 2024-04-18 22:00 | 77.1 | 12.0 | 2.2 | - | 18.1 | 11.8 |
| 2024-04-18 21:00 | 79.1 | 10.9 | 2.3 | - | 17.9 | 11.7 |
| 2024-04-18 20:00 | 88.7 | 10.7 | 2.7 | - | 19.3 | 13.3 |
| 2024-04-18 19:00 | 97.1 | 27.1 | 4.0 | - | 18.1 | 12.8 |
| 2024-04-18 18:00 | 93.7 | 24.7 | 4.6 | - | 15.6 | 9.9 |
| 2024-04-18 17:00 | 62.3 | 43.3 | 1.7 | - | 12.1 | 7.3 |
| 2024-04-18 16:00 | 58.5 | 55.2 | 1.4 | - | 16.7 | 12.2 |
| 2024-04-18 15:00 | 37.4 | 74.3 | 1.4 | - | 10.3 | 5.9 |
| 2024-04-18 14:00 | 21.2 | 71.7 | 1.4 | - | 15.5 | 10.4 |
| 2024-04-18 13:00 | 24.1 | 45.1 | 1.7 | - | 17.4 | 12.5 |
| 2024-04-18 12:00 | 20.6 | 50.3 | 1.8 | - | 19.8 | 13.0 |
| 2024-04-18 11:00 | 19.6 | 48.7 | 2.2 | - | 16.6 | 10.7 |
Remarks:
(1) Time shown is in Hong Kong time.
(2) Concentration shown is in microgram per cubic metre (µg/m3).
(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates
(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.