Past 24 Hours Pollutant Concentration Summary
Kwun Tong
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2023-06-07 03:00 | 26.1 | 19.9 | 4.2 | - | 8.6 | 3.3 |
| 2023-06-07 02:00 | 17.8 | 33.1 | 4.3 | - | 9.0 | 4.0 |
| 2023-06-07 01:00 | 28.7 | - | 4.4 | - | 8.7 | 2.7 |
| 2023-06-07 00:00 | 26.9 | 25.7 | 4.3 | - | 12.2 | 4.5 |
| 2023-06-06 23:00 | 31.0 | 19.4 | 4.3 | - | 13.6 | 5.3 |
| 2023-06-06 22:00 | 32.5 | 18.8 | 4.4 | - | 15.8 | 6.0 |
| 2023-06-06 21:00 | 40.3 | 12.6 | 4.7 | - | 15.0 | 6.0 |
| 2023-06-06 20:00 | 46.3 | 10.1 | 4.7 | - | 15.8 | 6.6 |
| 2023-06-06 19:00 | 49.9 | 9.6 | 4.5 | - | 13.2 | 5.3 |
| 2023-06-06 18:00 | 48.6 | 10.5 | 4.8 | - | 15.2 | 7.5 |
| 2023-06-06 17:00 | 53.2 | 8.6 | 5.5 | - | 12.8 | 5.2 |
| 2023-06-06 16:00 | 42.8 | 16.1 | 5.2 | - | 14.3 | 5.6 |
| 2023-06-06 15:00 | 33.8 | 22.6 | 4.9 | - | 13.5 | 5.8 |
| 2023-06-06 14:00 | 38.4 | 22.8 | 4.8 | - | 11.2 | 4.3 |
| 2023-06-06 13:00 | 34.7 | 36.6 | 4.8 | - | 9.8 | 3.5 |
| 2023-06-06 12:00 | 38.0 | 38.6 | 4.5 | - | 10.2 | 5.2 |
| 2023-06-06 11:00 | 41.7 | 29.2 | 4.8 | - | 9.5 | 3.4 |
| 2023-06-06 10:00 | 37.8 | 25.6 | 4.9 | - | 10.3 | 4.7 |
| 2023-06-06 09:00 | 37.0 | 26.0 | 4.9 | - | 10.6 | 5.5 |
| 2023-06-06 08:00 | 34.7 | 22.0 | 4.9 | - | 9.2 | 4.4 |
| 2023-06-06 07:00 | 33.7 | 20.0 | 4.8 | - | 5.2 | 1.4 |
| 2023-06-06 06:00 | 18.0 | 35.4 | 4.7 | - | 5.1 | 2.1 |
| 2023-06-06 05:00 | 10.7 | 44.3 | 5.4 | - | 6.9 | 3.3 |
| 2023-06-06 04:00 | - | - | - | - | 7.4 | 3.2 |
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.