(At 2021-10-16 10:00)
| General Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Central/Western | 36 | 28 | 2.7 | 24.6 | 16.6 | 2 | |
| Southern | 28.3 | 41.6 | 2 | 603.9 | 23.6 | 16.7 | 2 |
| Eastern | 33.7 | 43.1 | 0.7 | 26.9 | 19 | 3 | |
| Kwun Tong | 58.8 | 18.2 | 3.3 | 31.4 | 13.3 | 3 | |
| Sham Shui Po | 30.6 | 33.9 | 4 | 24.6 | 12.6 | 2 | |
| Kwai Chung | 50.7 | 18.9 | 3.4 | 24.6 | 17.6 | 2 | |
| Tsuen Wan | 40.8 | 21.7 | 4.9 | 1140.2 | 24.2 | 17.2 | 2 |
| Tseung Kwan O | 9.2 | 57.1 | 1.9 | 657 | 23.5 | 16.6 | 2 |
| Yuen Long | 34.2 | 28.7 | 9.8 | 751.1 | 24.2 | 15.6 | 2 |
| Tuen Mun | 37.5 | 25.8 | 5.5 | 881.1 | 29.2 | 21 | 2 |
| Tung Chung | 36.3 | 25.2 | 7.1 | 616.3 | 21.9 | 14.4 | 2 |
| Tai Po | 22.7 | 35.3 | 3.4 | 21.5 | 14.6 | 2 | |
| Sha Tin | 21.2 | 34.1 | 2.6 | 22.4 | 14.8 | 2 | |
| North | 21.4 | 42.4 | 3.1 | 972 | 16.9 | 12.5 | 2 |
| Tap Mun | 10.1 | 48.1 | 6.9 | 940.4 | 20 | 10.4 | 2 |
| Roadside Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Causeway Bay | 66.4 | 9.6 | 5.6 | 887.6 | 35.8 | 22.3 | 3 |
| Central | 66.3 | 7.9 | 5.5 | 1240.8 | 23.3 | 15.6 | 3 |
| Mong Kok | 46.4 | 18.1 | 1.3 | 1100.5 | 22.6 | 14 | 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 and AQHI information are based on real time data taken directly from EPD's Air Quality Monitoring Network.
