Pollutant and AQHI Distribution
(At 2020-08-13 07:00)
| General Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Central/Western | 25.6 | 12.7 | 7.6 | 6.4 | 3.8 | 2 | |
| Southern | 8.7 | 20.9 | 1.3 | 369.6 | 17.4 | 3.2 | 2 |
| Eastern | 36.4 | - | 1 | 10.8 | 4.6 | 1 | |
| Kwun Tong | 37.1 | 4 | 5.4 | 26.9 | - | 2 | |
| Sham Shui Po | 32.9 | 12.3 | 3.6 | 5.4 | 1.9 | 2 | |
| Kwai Chung | 24 | 9.2 | 3.7 | 12.2 | 0.8 | 2 | |
| Tsuen Wan | 22.2 | 9.2 | 4.6 | 570.3 | 11.6 | 6.5 | 1 |
| Tseung Kwan O | 29 | 3.5 | 5.3 | 700.1 | 18 | 3.8 | 2 |
| Yuen Long | 22.4 | 4.4 | 3.3 | 399.7 | 13 | 5.5 | 1 |
| Tuen Mun | 35.2 | 6.7 | 2.9 | 524.6 | 10.9 | 5.1 | 2 |
| Tung Chung | 4.5 | 31 | 1.5 | 144.1 | 4.3 | 1.5 | 2 |
| Tai Po | 24.8 | 14 | 2 | 9.2 | 3.5 | 2 | |
| Sha Tin | 23 | 6.2 | 3.6 | 11.6 | 9.6 | 1 | |
| North | 28.8 | 11 | 4.6 | 380.9 | 6.7 | 4.5 | 2 |
| Tap Mun | 2.8 | 19.6 | 3.3 | 333.7 | 14.9 | 3.7 | 1 |
| Roadside Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Causeway Bay | 39.7 | 6.6 | 5.3 | 524.4 | 3.9 | 0.7 | 2 |
| Central | 40.9 | 9.6 | 5.4 | 502.3 | 9.2 | 5.2 | 2 |
| Mong Kok | 42.8 | 5.6 | 2.4 | 397.6 | 6.1 | 2.1 | 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.
