Past 24 Hours Pollutant Concentration Summary
Sha Tin
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2024-04-25 09:00 | 51.2 | 44.6 | 1.5 | - | 11.1 | 7.3 |
| 2024-04-25 08:00 | 23.5 | 84.3 | 1.0 | - | 8.3 | 4.9 |
| 2024-04-25 07:00 | 15.4 | 96.7 | 1.1 | - | 4.5 | 3.1 |
| 2024-04-25 06:00 | 10.9 | 108.2 | 1.7 | - | 1.9 | 1.7 |
| 2024-04-25 05:00 | - | - | - | - | 10.6 | 5.9 |
| 2024-04-25 04:00 | - | - | - | - | 16.5 | 8.5 |
| 2024-04-25 03:00 | 9.4 | 94.3 | 1.1 | - | 11.7 | 8.3 |
| 2024-04-25 02:00 | 8.1 | 94.8 | 1.1 | - | 11.0 | 5.0 |
| 2024-04-25 01:00 | 8.8 | 93.4 | 1.4 | - | 23.0 | 12.0 |
| 2024-04-25 00:00 | 13.6 | 80.5 | 1.4 | - | 22.7 | 16.2 |
| 2024-04-24 23:00 | 17.5 | 82.8 | 1.6 | - | 20.8 | 16.1 |
| 2024-04-24 22:00 | 16.9 | 96.0 | 1.6 | - | 21.1 | 17.5 |
| 2024-04-24 21:00 | 14.4 | 105.1 | 1.8 | - | 19.1 | 14.7 |
| 2024-04-24 20:00 | 14.6 | 104.1 | 1.6 | - | 25.5 | 18.2 |
| 2024-04-24 19:00 | 31.7 | 77.0 | 1.6 | - | 22.4 | 17.0 |
| 2024-04-24 18:00 | 57.4 | 45.1 | 1.7 | - | 22.6 | 18.2 |
| 2024-04-24 17:00 | 44.2 | 58.0 | 1.7 | - | 33.9 | 24.3 |
| 2024-04-24 16:00 | 74.4 | 17.9 | 2.8 | - | 37.1 | 26.8 |
| 2024-04-24 15:00 | 57.8 | 40.6 | 3.2 | - | 35.1 | 26.7 |
| 2024-04-24 14:00 | 43.6 | 56.1 | 2.6 | - | 34.6 | 25.7 |
| 2024-04-24 13:00 | 40.9 | 48.3 | 2.6 | - | 35.6 | 25.6 |
| 2024-04-24 12:00 | 43.6 | 34.3 | 2.8 | - | 34.1 | 24.1 |
| 2024-04-24 11:00 | 41.5 | 34.6 | 3.7 | - | 29.5 | 21.6 |
| 2024-04-24 10:00 | 43.7 | 27.4 | 3.2 | - | 25.1 | 18.4 |
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.