(At 2022-01-27 06:00)
| General Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Central/Western | 12.8 | 98.2 | - | 19.1 | 15.6 | 4 | |
| Southern | 14.6 | 90.3 | 1.1 | 602.2 | 22.6 | 16.7 | 4 |
| Eastern | 20.3 | 85.6 | 0.9 | 14.9 | 13.2 | 4 | |
| Kwun Tong | 19.3 | 76.7 | 5.3 | 15.3 | - | 3 | |
| Sham Shui Po | 23.2 | 79 | 4.2 | 13.2 | - | 4 | |
| Kwai Chung | 11.1 | 77.6 | 5.9 | 19.7 | 17.1 | 3 | |
| Tsuen Wan | 27.6 | 59.1 | 4.4 | 863.8 | 18.7 | 15.5 | 3 |
| Tseung Kwan O | 9.2 | 84.8 | 3.1 | 622.9 | 21.2 | 9.4 | 3 |
| Yuen Long | 30.8 | 52.3 | 2.9 | 857.5 | 30 | 22.3 | 3 |
| Tuen Mun | 33.9 | 41 | 1.6 | 818.1 | 29.9 | 23.9 | 3 |
| Tung Chung | 23.8 | 57.3 | 7.2 | 568.8 | 21.2 | 17.6 | 3 |
| Tai Po | 14.3 | 78.5 | 3.6 | 22.2 | 16.8 | 3 | |
| Sha Tin | 12.9 | 83.4 | 3 | 19.1 | 14.6 | 3 | |
| North | 25.5 | 65.7 | 3.4 | 721.6 | 24.3 | 14.7 | 3 |
| Tap Mun | 11.2 | 83 | 7.1 | 474.9 | 18.7 | 13.9 | 3 |
| Roadside Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Causeway Bay | 36 | 61.1 | 2.2 | 621.7 | 25.9 | 21 | 3 |
| Central | 30.4 | 74.2 | 1.9 | 932.2 | 19.9 | 15.7 | 4 |
| Mong Kok | 35.7 | 51.3 | 1.5 | 738.3 | 19.9 | 16 | 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.
