Past 24 Hours Pollutant Concentration Summary
Sham Shui Po
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-06-08 15:00 | 34.1 | 34.7 | 3.9 | - | 7.6 | - |
| 2023-06-08 14:00 | 38.3 | 30.8 | 3.4 | - | 8.9 | 5.6 |
| 2023-06-08 13:00 | 40.4 | 33.2 | 3.4 | - | 10.0 | 7.4 |
| 2023-06-08 12:00 | 41.3 | 33.0 | 4.3 | - | 7.2 | 4.7 |
| 2023-06-08 11:00 | 37.8 | 29.6 | 4.5 | - | 5.7 | 5.4 |
| 2023-06-08 10:00 | 37.9 | 22.4 | 3.8 | - | 7.5 | 4.7 |
| 2023-06-08 09:00 | 43.4 | 13.6 | 4.3 | - | 9.4 | 6.9 |
| 2023-06-08 08:00 | 38.7 | 14.6 | 3.8 | - | 10.0 | 5.4 |
| 2023-06-08 07:00 | 35.7 | 21.9 | 3.3 | - | 8.9 | 4.4 |
| 2023-06-08 06:00 | 21.6 | 33.8 | 3.1 | - | 8.3 | 4.6 |
| 2023-06-08 05:00 | 16.3 | 38.7 | 2.9 | - | 6.5 | 2.8 |
| 2023-06-08 04:00 | 14.2 | 39.7 | 3.2 | - | 6.1 | 3.8 |
| 2023-06-08 03:00 | 15.2 | 38.7 | 3.2 | - | 6.4 | 2.8 |
| 2023-06-08 02:00 | 14.9 | 38.6 | 3.2 | - | 6.3 | 1.2 |
| 2023-06-08 01:00 | 26.3 | 30.2 | 3.5 | - | 5.2 | 1.1 |
| 2023-06-08 00:00 | 29.1 | 28.0 | 3.7 | - | 7.7 | 3.3 |
| 2023-06-07 23:00 | 33.3 | 23.1 | 4.0 | - | 15.8 | 6.9 |
| 2023-06-07 22:00 | 36.7 | 20.8 | 4.0 | - | 20.4 | 9.1 |
| 2023-06-07 21:00 | 40.5 | 20.2 | 4.1 | - | 16.2 | 8.8 |
| 2023-06-07 20:00 | 56.0 | 10.9 | 6.5 | - | 11.3 | 4.7 |
| 2023-06-07 19:00 | 54.5 | 10.4 | 4.9 | - | 10.9 | 4.1 |
| 2023-06-07 18:00 | 40.0 | 26.2 | 3.5 | - | 10.9 | 9.7 |
| 2023-06-07 17:00 | 55.0 | 15.1 | 4.0 | - | 10.8 | 9.9 |
| 2023-06-07 16:00 | 51.5 | 16.0 | 4.0 | - | 7.9 | 3.3 |
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.