Tung Chung
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-10-16 17:00 | 38.5 | 80.2 | 7.3 | 459.4 | 23.3 | 12.8 |
| 2021-10-16 16:00 | 38.7 | 86.9 | 6.8 | 464.5 | 24.5 | 15.0 |
| 2021-10-16 15:00 | 39.9 | 88.5 | 6.9 | 444.1 | 26.1 | 15.2 |
| 2021-10-16 14:00 | 30.5 | 103.3 | 6.9 | 462.8 | 24.6 | 14.7 |
| 2021-10-16 13:00 | 27.5 | 95.4 | 7.1 | 514.6 | 24.3 | 14.0 |
| 2021-10-16 12:00 | 36.3 | 61.7 | 7.3 | 535.4 | 25.5 | 14.8 |
| 2021-10-16 11:00 | 37.0 | 37.9 | 7.6 | 593.6 | 22.8 | 13.5 |
| 2021-10-16 10:00 | 36.3 | 25.2 | 7.1 | 616.3 | 21.9 | 14.4 |
| 2021-10-16 09:00 | 32.3 | 17.6 | 6.8 | 544.1 | 18.7 | 12.9 |
| 2021-10-16 08:00 | 21.5 | 21.5 | 6.7 | 518.7 | 21.5 | 15.8 |
| 2021-10-16 07:00 | 20.2 | 18.7 | 6.5 | 426.6 | 22.0 | 15.5 |
| 2021-10-16 06:00 | 18.4 | 17.1 | 6.5 | 403.3 | 18.1 | 11.5 |
| 2021-10-16 05:00 | 19.9 | 18.0 | 6.3 | 405.5 | 17.1 | 10.6 |
| 2021-10-16 04:00 | 25.3 | 15.0 | 6.5 | 402.7 | 14.9 | 8.6 |
| 2021-10-16 03:00 | 26.7 | 11.8 | 6.6 | 385.1 | 14.0 | 8.4 |
| 2021-10-16 02:00 | 24.4 | 12.0 | 6.6 | 377.7 | 14.3 | 9.5 |
| 2021-10-16 01:00 | 21.6 | 12.2 | 6.6 | 382.3 | 14.5 | 9.6 |
| 2021-10-16 00:00 | 26.4 | 10.0 | 6.5 | 375.6 | 13.5 | 9.3 |
| 2021-10-15 23:00 | 26.9 | 8.8 | 6.7 | 372.8 | 8.2 | 5.1 |
| 2021-10-15 22:00 | 30.2 | 10.8 | 6.9 | 368.7 | 4.9 | 2.9 |
| 2021-10-15 21:00 | 23.8 | 18.0 | 6.7 | 321.6 | 3.4 | 2.2 |
| 2021-10-15 20:00 | 26.2 | 19.7 | 6.5 | 292.9 | 4.0 | 3.0 |
| 2021-10-15 19:00 | 28.0 | 20.6 | 6.1 | 255.2 | 3.2 | 2.0 |
| 2021-10-15 18:00 | 48.6 | 12.4 | 6.9 | 282.6 | 3.7 | 2.4 |
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.
