Pollutant and AQHI Distribution
(At 2020-01-19 20:00)
| General Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Central/Western | 64.6 | 8.6 | 2.4 | 57.3 | 39.8 | 3 | |
| Eastern | 81.4 | 8.4 | 1.8 | - | - | 4 | |
| Kwun Tong | 67.4 | 10.9 | 6.3 | 63.1 | 36 | 4 | |
| Sham Shui Po | 57 | 23.6 | 3.8 | 48.1 | 28.3 | 4 | |
| Kwai Chung | 47.6 | 24.8 | 4.2 | 59.4 | 38.6 | 3 | |
| Tsuen Wan | 44.3 | 25 | 5.1 | 1071.1 | 54.8 | 38.6 | 3 |
| Tseung Kwan O | 43.1 | 36.7 | 1.8 | 1008.7 | 40.4 | 22.1 | 3 |
| Yuen Long | 49.6 | 14.5 | 6.8 | 1298.2 | 39.1 | 38.8 | 3 |
| Tuen Mun | 42 | 22.6 | 6.5 | 1079.9 | 59 | 42.7 | 3 |
| Tung Chung | 58.6 | 2 | 11.7 | 1084.3 | 52.3 | 35.5 | 3 |
| Tai Po | 39.6 | 28.1 | 2.4 | 54.1 | 36 | 3 | |
| Sha Tin | 41.6 | 23.8 | 5.9 | 50.8 | 26.6 | 3 | |
| Tap Mun | 12.5 | 57.4 | 5.7 | 1088 | 25.1 | 17.3 | 3 |
| Roadside Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Causeway Bay | 88.4 | 3.9 | 6.8 | 1533.7 | 69.9 | 48.5 | 4 |
| Central | 71.8 | 12.3 | 4.1 | 1313.4 | 53.8 | 36 | 4 |
| Mong Kok | 81.8 | 9.7 | 3.7 | 1149.8 | 63.1 | 44.4 | 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 and AQHI information are based on real time data taken directly from EPD's Air Quality Monitoring Network.
