Past 24 Hours Pollutant Concentration Summary
Kwun Tong
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-12-08 10:00 | 74.7 | 63.0 | 4.4 | - | 37.7 | 17.5 |
| 2023-12-08 09:00 | 71.5 | 46.0 | 4.1 | - | 34.8 | 16.2 |
| 2023-12-08 08:00 | 67.0 | 52.3 | 4.2 | - | 34.6 | 16.1 |
| 2023-12-08 07:00 | 92.0 | 24.0 | 4.4 | - | 28.2 | 12.0 |
| 2023-12-08 06:00 | 71.7 | 34.4 | 3.4 | - | 28.3 | 13.1 |
| 2023-12-08 05:00 | 48.6 | 62.5 | 3.2 | - | 27.7 | 12.7 |
| 2023-12-08 04:00 | 43.2 | 69.8 | 3.0 | - | 27.8 | 13.8 |
| 2023-12-08 03:00 | 53.1 | 59.0 | 3.1 | - | 24.5 | 11.4 |
| 2023-12-08 02:00 | 66.9 | 51.6 | 3.3 | - | 21.8 | 8.9 |
| 2023-12-08 01:00 | 107.9 | 11.5 | 4.2 | - | 23.3 | 10.2 |
| 2023-12-08 00:00 | 120.0 | 4.7 | 5.7 | - | 26.7 | 13.4 |
| 2023-12-07 23:00 | 124.2 | 4.8 | 6.0 | - | 29.4 | 15.7 |
| 2023-12-07 22:00 | 117.3 | 12.8 | 4.9 | - | 26.9 | 13.1 |
| 2023-12-07 21:00 | 124.7 | 11.3 | 5.2 | - | 27.4 | 13.5 |
| 2023-12-07 20:00 | 114.0 | 24.5 | 4.6 | - | 27.1 | 12.4 |
| 2023-12-07 19:00 | 114.4 | 23.8 | 5.2 | - | 25.8 | 11.3 |
| 2023-12-07 18:00 | 87.1 | 50.6 | 3.3 | - | 22.9 | 9.0 |
| 2023-12-07 17:00 | 71.3 | 61.9 | 3.6 | - | 21.4 | 9.1 |
| 2023-12-07 16:00 | 37.2 | 90.3 | 3.4 | - | 18.6 | 8.4 |
| 2023-12-07 15:00 | 33.8 | 89.5 | 3.6 | - | 18.3 | 8.8 |
| 2023-12-07 14:00 | 41.8 | 83.1 | 3.9 | - | 22.3 | 9.1 |
| 2023-12-07 13:00 | 32.3 | 87.7 | 3.9 | - | 25.0 | 10.0 |
| 2023-12-07 12:00 | 29.5 | 82.9 | 3.7 | - | 22.4 | 7.3 |
| 2023-12-07 11:00 | 31.6 | 77.3 | 3.7 | - | 22.7 | 8.2 |
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.