Past 24 Hours Pollutant Concentration Summary
Kwun Tong
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2020-08-09 19:00 | 51.3 | 24.1 | 5.7 | - | 20.0 | 7.0 |
| 2020-08-09 18:00 | 45.7 | 32.7 | 6.1 | - | 17.0 | 8.1 |
| 2020-08-09 17:00 | 44.6 | 33.3 | 5.9 | - | 21.0 | 7.0 |
| 2020-08-09 16:00 | 42.0 | 33.9 | 6.2 | - | 14.0 | 6.0 |
| 2020-08-09 15:00 | 36.1 | 32.0 | 6.9 | - | 13.0 | 5.0 |
| 2020-08-09 14:00 | 32.7 | 25.6 | 6.2 | - | 13.0 | 4.0 |
| 2020-08-09 13:00 | 31.5 | 30.1 | 5.3 | - | 18.0 | 4.0 |
| 2020-08-09 12:00 | 31.9 | 26.9 | 5.3 | - | 12.0 | 4.0 |
| 2020-08-09 11:00 | 30.9 | 18.9 | 5.9 | - | 12.0 | 2.0 |
| 2020-08-09 10:00 | 25.1 | 15.2 | 6.5 | - | 16.4 | 3.0 |
| 2020-08-09 09:00 | 23.5 | 12.2 | 6.0 | - | 9.0 | 5.0 |
| 2020-08-09 08:00 | 22.0 | 10.4 | 5.0 | - | 11.0 | 4.0 |
| 2020-08-09 07:00 | 17.9 | 10.6 | 5.0 | - | 10.0 | 3.0 |
| 2020-08-09 06:00 | 24.6 | 5.8 | 5.1 | - | 10.0 | 1.0 |
| 2020-08-09 05:00 | 18.9 | 9.0 | 4.8 | - | 12.0 | 1.0 |
| 2020-08-09 04:00 | 17.0 | 11.2 | 4.5 | - | 9.0 | 4.0 |
| 2020-08-09 03:00 | 17.5 | 12.8 | 4.5 | - | 9.0 | 5.0 |
| 2020-08-09 02:00 | 30.7 | 10.7 | 4.9 | - | 11.0 | 7.0 |
| 2020-08-09 01:00 | 29.3 | 21.9 | 4.8 | - | 12.0 | 8.0 |
| 2020-08-09 00:00 | 41.0 | 14.1 | 5.2 | - | 12.4 | 5.0 |
| 2020-08-08 23:00 | 41.8 | 12.2 | 5.1 | - | 14.0 | 6.0 |
| 2020-08-08 22:00 | 41.9 | 16.7 | 4.9 | - | 13.0 | 6.0 |
| 2020-08-08 21:00 | 47.1 | 15.3 | 5.4 | - | 13.0 | 5.0 |
| 2020-08-08 20:00 | 49.8 | 17.0 | 5.2 | - | 20.0 | 4.0 |
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.
