Past 24 Hours Pollutant Concentration Summary
Sham Shui Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-11-27 12:00 | 48.5 | 66.4 | 3.5 | - | 20.4 | 10.2 |
| 2022-11-27 11:00 | 46.1 | 55.5 | 3.3 | - | 20.3 | 9.3 |
| 2022-11-27 10:00 | 42.5 | 54.6 | 3.0 | - | 20.5 | 7.5 |
| 2022-11-27 09:00 | 40.5 | 53.3 | 3.2 | - | 19.8 | 4.1 |
| 2022-11-27 08:00 | 37.5 | 49.3 | 3.2 | - | 21.7 | 4.4 |
| 2022-11-27 07:00 | 26.3 | 54.0 | 2.6 | - | 21.2 | 9.9 |
| 2022-11-27 06:00 | 16.7 | 65.6 | 2.5 | - | 15.9 | 8.9 |
| 2022-11-27 05:00 | 15.5 | 68.8 | 2.6 | - | 15.8 | 6.0 |
| 2022-11-27 04:00 | - | - | - | - | 16.9 | 4.1 |
| 2022-11-27 03:00 | 17.3 | 64.5 | 2.9 | - | 22.3 | - |
| 2022-11-27 02:00 | 18.3 | 63.5 | 2.9 | - | 26.2 | - |
| 2022-11-27 01:00 | 27.1 | 56.3 | 3.2 | - | 4.6 | - |
| 2022-11-27 00:00 | 27.7 | 55.4 | 3.1 | - | - | - |
| 2022-11-26 23:00 | 31.3 | 44.0 | 3.1 | - | 0.6 | - |
| 2022-11-26 22:00 | 34.3 | 40.1 | 3.1 | - | 29.1 | 4.1 |
| 2022-11-26 21:00 | 42.8 | 31.0 | 3.3 | - | 29.0 | 4.8 |
| 2022-11-26 20:00 | 44.4 | 33.1 | 3.4 | - | 7.0 | 4.3 |
| 2022-11-26 19:00 | 61.9 | 23.2 | 3.9 | - | 4.4 | - |
| 2022-11-26 18:00 | 65.4 | 16.4 | 3.1 | - | - | - |
| 2022-11-26 17:00 | 70.5 | 14.3 | 3.6 | - | 2.8 | - |
| 2022-11-26 16:00 | 73.1 | 14.0 | 3.5 | - | 11.4 | 7.0 |
| 2022-11-26 15:00 | 38.2 | 37.3 | 2.6 | - | 26.4 | - |
| 2022-11-26 14:00 | 41.4 | 36.2 | 2.7 | - | 26.7 | - |
| 2022-11-26 13:00 | 47.5 | 23.0 | 2.6 | - | - | 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.