Kwun Tong
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-01-20 19:00 | 61.0 | 81.6 | 5.9 | - | 44.8 | 20.5 |
| 2022-01-20 18:00 | 54.0 | 81.7 | 6.2 | - | 34.6 | 15.3 |
| 2022-01-20 17:00 | 75.2 | 66.3 | 6.5 | - | 30.2 | 17.2 |
| 2022-01-20 16:00 | 63.2 | 69.0 | 6.2 | - | 29.1 | 20.8 |
| 2022-01-20 15:00 | 58.0 | 71.6 | 6.1 | - | 30.9 | 19.1 |
| 2022-01-20 14:00 | 66.8 | 63.1 | 6.3 | - | 32.3 | 16.2 |
| 2022-01-20 13:00 | 49.1 | 69.0 | 6.1 | - | 33.0 | 17.4 |
| 2022-01-20 12:00 | 60.9 | 56.4 | 6.2 | - | 28.3 | 22.7 |
| 2022-01-20 11:00 | 69.8 | 44.2 | 6.0 | - | 27.1 | 23.0 |
| 2022-01-20 10:00 | 59.6 | 39.9 | 5.8 | - | 23.2 | 18.3 |
| 2022-01-20 09:00 | 48.2 | 41.0 | 5.5 | - | 25.8 | 18.9 |
| 2022-01-20 08:00 | 49.6 | 37.6 | 5.6 | - | 30.7 | 15.2 |
| 2022-01-20 07:00 | 38.1 | 51.3 | 5.7 | - | 23.8 | 18.8 |
| 2022-01-20 06:00 | 25.5 | 63.0 | 5.7 | - | 24.0 | 16.2 |
| 2022-01-20 05:00 | 21.6 | 70.7 | 6.6 | - | 23.1 | 13.2 |
| 2022-01-20 04:00 | - | - | - | - | 12.6 | 11.1 |
| 2022-01-20 03:00 | 54.1 | 24.0 | 5.5 | - | 12.9 | 10.1 |
| 2022-01-20 02:00 | 39.6 | 35.4 | 5.6 | - | 21.5 | 10.9 |
| 2022-01-20 01:00 | - | - | - | - | 16.4 | 11.9 |
| 2022-01-20 00:00 | 51.3 | 32.2 | 5.0 | - | 21.7 | 15.8 |
| 2022-01-19 23:00 | 66.5 | 29.1 | 5.4 | - | 19.2 | 13.2 |
| 2022-01-19 22:00 | 71.5 | 36.7 | 5.5 | - | 19.9 | 15.8 |
| 2022-01-19 21:00 | 97.9 | 17.2 | 6.0 | - | 22.8 | 11.3 |
| 2022-01-19 20:00 | 101.6 | 17.9 | 5.5 | - | 15.3 | 11.0 |
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.
