(At 2022-01-27 07:00)
| General Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Central/Western | 30.6 | 76.5 | 3.1 | 21.5 | 18.9 | 4 | |
| Southern | 25.2 | 76.8 | 0.8 | 640.7 | 22.4 | 18.6 | 4 |
| Eastern | 38.9 | 65.3 | 0.5 | 23.4 | 19.2 | 4 | |
| Kwun Tong | 31.9 | 62.4 | 5.3 | 21 | 15.3 | 3 | |
| Sham Shui Po | 41.5 | 56.8 | 3.7 | 13.8 | - | 3 | |
| Kwai Chung | 21.2 | 62.8 | 5.9 | 19.2 | 16.1 | 3 | |
| Tsuen Wan | 50.2 | 35.9 | 4.6 | 963.2 | 22.2 | 19.1 | 3 |
| Tseung Kwan O | 14.6 | 77.6 | 3 | 635.2 | 19.2 | 15 | 3 |
| Yuen Long | 42.3 | 32.7 | 3.2 | 931.9 | 28.4 | 21.9 | 3 |
| Tuen Mun | 51.8 | 22.4 | 1.7 | 808.2 | 27 | 22 | 3 |
| Tung Chung | 26.2 | 35.1 | 7.2 | 596.9 | 25.5 | 20.2 | 3 |
| Tai Po | 28.4 | 63 | 3.4 | 20.6 | 16.1 | 3 | |
| Sha Tin | 19.3 | 76.6 | 3.2 | 20.1 | 15.5 | 3 | |
| North | 42.2 | 47.7 | 3.2 | 649.2 | 21.5 | 14.5 | 3 |
| Tap Mun | 8.3 | 85.2 | 7.2 | 490.1 | 20.9 | 14.1 | 3 |
| Roadside Stations | |||||||
| Pollutant Concentrations(μg/m3) | |||||||
| Station Names | NO2 | O3 | SO2 | CO | PM10 | PM2.5 | AQHI |
|---|---|---|---|---|---|---|---|
| Causeway Bay | 57.4 | 40.6 | 2.7 | 770 | 29.8 | 22.1 | 3 |
| Central | 70 | 36.4 | 2.4 | 1057.4 | 28.4 | 22.7 | 4 |
| Mong Kok | 50.1 | 36.5 | 1.8 | 766.9 | 23 | 17.9 | 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.
