Kwai Chung
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-05-28 17:00 | 24.8 | 99.5 | 6.2 | - | 24.6 | 14.6 |
| 2023-05-28 16:00 | 26.6 | 89.9 | 5.9 | - | 22.3 | 12.7 |
| 2023-05-28 15:00 | 28.8 | 85.7 | 5.7 | - | 19.5 | 10.5 |
| 2023-05-28 14:00 | 25.4 | 77.7 | 5.4 | - | 16.9 | 8.9 |
| 2023-05-28 13:00 | 24.5 | 69.6 | 5.0 | - | 18.7 | 10.5 |
| 2023-05-28 12:00 | 16.8 | 70.2 | 4.6 | - | 18.1 | 7.4 |
| 2023-05-28 11:00 | 23.4 | 65.1 | 4.5 | - | 17.2 | 8.0 |
| 2023-05-28 10:00 | 25.5 | 59.1 | 4.7 | - | 18.9 | 9.2 |
| 2023-05-28 09:00 | 15.5 | 62.1 | 4.6 | - | 18.4 | 8.7 |
| 2023-05-28 08:00 | 25.3 | 49.2 | 4.9 | - | 14.8 | 5.5 |
| 2023-05-28 07:00 | 12.6 | 55.0 | 4.9 | - | 15.0 | 6.4 |
| 2023-05-28 06:00 | 8.4 | 61.1 | 5.0 | - | 16.9 | 9.0 |
| 2023-05-28 05:00 | 11.2 | 54.9 | 4.9 | - | 14.7 | 8.7 |
| 2023-05-28 04:00 | 7.9 | 56.0 | 4.9 | - | 14.0 | 7.6 |
| 2023-05-28 03:00 | 10.7 | 55.2 | 4.9 | - | 13.9 | 7.3 |
| 2023-05-28 02:00 | 12.4 | 55.3 | 4.9 | - | 15.1 | 7.9 |
| 2023-05-28 01:00 | 16.2 | 55.0 | 4.7 | - | 19.8 | 11.0 |
| 2023-05-28 00:00 | 19.5 | 50.0 | 4.3 | - | 21.8 | 11.3 |
| 2023-05-27 23:00 | 23.0 | 46.4 | 4.6 | - | 20.2 | 10.8 |
| 2023-05-27 22:00 | 20.7 | 56.3 | 4.7 | - | 19.7 | 11.0 |
| 2023-05-27 21:00 | 29.7 | 57.5 | 5.0 | - | 21.5 | 13.1 |
| 2023-05-27 20:00 | 29.2 | 54.1 | 4.9 | - | 20.1 | 12.9 |
| 2023-05-27 19:00 | 34.4 | 46.4 | 5.1 | - | 19.1 | 11.6 |
| 2023-05-27 18:00 | 38.1 | 45.8 | 5.1 | - | 21.6 | 12.4 |
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.
