Past 24 Hours Pollutant Concentration Summary
Kwun Tong
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2018-10-20 15:00 | 22.2 | 102.4 | 3.1 | - | 51.9 | 24.0 |
| 2018-10-20 14:00 | 23.4 | 99.3 | 2.7 | - | 44.1 | 22.1 |
| 2018-10-20 13:00 | 21.2 | 102.3 | 2.8 | - | 49.8 | 24.9 |
| 2018-10-20 12:00 | 21.1 | 95.5 | 5.3 | - | 39.0 | 21.2 |
| 2018-10-20 11:00 | 20.9 | 84.7 | 5.3 | - | 39.9 | 21.9 |
| 2018-10-20 10:00 | 21.3 | 78.2 | 3.5 | - | 35.9 | 18.9 |
| 2018-10-20 09:00 | 23.7 | 70.8 | 3.2 | - | 32.4 | 17.0 |
| 2018-10-20 08:00 | 19.7 | 74.5 | 2.7 | - | 30.2 | 17.0 |
| 2018-10-20 07:00 | 13.9 | 77.7 | 2.2 | - | 39.1 | 19.2 |
| 2018-10-20 06:00 | 9.6 | 81.8 | 3.6 | - | 45.9 | 26.8 |
| 2018-10-20 05:00 | 8.1 | 82.4 | 4.5 | - | 41.9 | 19.1 |
| 2018-10-20 04:00 | 9.2 | 83.3 | 6.2 | - | 36.1 | 21.9 |
| 2018-10-20 03:00 | 8.7 | 88.5 | 4.7 | - | 41.6 | 17.1 |
| 2018-10-20 02:00 | 10.4 | 89.1 | 3.3 | - | 43.8 | 22.0 |
| 2018-10-20 01:00 | 13.9 | 90.7 | 2.5 | - | 32.1 | 21.0 |
| 2018-10-20 00:00 | 14.6 | 94.4 | 4.3 | - | 38.1 | 20.0 |
| 2018-10-19 23:00 | 13.9 | 96.8 | 1.2 | - | 44.9 | 19.0 |
| 2018-10-19 22:00 | 15.4 | 93.7 | 2.0 | - | 36.1 | 19.0 |
| 2018-10-19 21:00 | 18.2 | 89.8 | 3.9 | - | 41.7 | 24.1 |
| 2018-10-19 20:00 | 31.1 | 82.7 | 3.7 | - | 46.1 | 28.9 |
| 2018-10-19 19:00 | 49.9 | 76.7 | 4.8 | - | 50.0 | 24.9 |
| 2018-10-19 18:00 | 32.9 | 94.6 | 3.5 | - | 48.1 | 20.0 |
| 2018-10-19 17:00 | 32.1 | 90.0 | 3.1 | - | 53.0 | 22.1 |
| 2018-10-19 16:00 | 37.3 | 88.6 | 3.6 | - | 53.0 | 27.0 |
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.
