Pollutant and AQHI Distribution
(At 2020-08-09 19:00)
| General Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Central/Western | 15.6 | 47.9 | 5.8 | 7.6 | 5.5 | 2 | |
| Southern | 34.9 | 34.8 | 2.8 | 376.9 | 8.3 | 5.4 | 3 |
| Eastern | 15.5 | 38.9 | 3 | 13.1 | 5.8 | 2 | |
| Kwun Tong | 51.3 | 24.1 | 5.7 | 20 | 7 | 3 | |
| Sham Shui Po | 26.5 | 46.7 | 5.2 | 11.6 | 4.5 | 3 | |
| Kwai Chung | 58.4 | 7.7 | 10.8 | 10.5 | 6.9 | 2 | |
| Tsuen Wan | 32.9 | 23.5 | 6.4 | 424.2 | 10 | 4.6 | 2 |
| Tseung Kwan O | 21 | 51.8 | 6.5 | 502.4 | 16.7 | 5.1 | 3 |
| Yuen Long | 18.8 | 27.8 | 3.2 | 388.4 | 14.4 | 9.2 | 2 |
| Tuen Mun | 17.5 | 40.6 | 1.8 | 497.1 | 9.1 | 7 | 3 |
| Tung Chung | 6.2 | 50.4 | 2.3 | 123.8 | 7.5 | 3.1 | 2 |
| Tai Po | 33.3 | 45.3 | 4.5 | 10.1 | 5.7 | 3 | |
| Sha Tin | 30.9 | 30.3 | 8.3 | 12 | 3.8 | 3 | |
| North | 31.5 | 46.5 | 8 | 345.3 | 9.8 | 6.2 | 3 |
| Tap Mun | 6.6 | 63.1 | 4.7 | 312.6 | 8.1 | 4.5 | 3 |
| Roadside Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Causeway Bay | 64.8 | 15.8 | 6.5 | 397.6 | 21.5 | 12.5 | 3 |
| Central | 43.9 | 30 | 6.1 | 441.3 | 7.6 | 2.8 | 3 |
| Mong Kok | 85.2 | 15.9 | 5.4 | 634.1 | 8.4 | 4.5 | 3 |
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.
