| Due to our internal data format, the time of EPD pollution data displayed on our website has one hour difference from the data displayed on EPD web site. For example, in our display, 4:00 EPD pollution value represents data averaged from 3:00 to 4:00. However, in EPD web page, 4:00 pollution value represents data averaged from 4:00 to 5:00. |
| ID | Station name |
|---|---|
| CL | Central |
| CB | Causeway Bay |
| MK | Mong Kok |
| TC | Tung Chung |
| YL | Yeun Long |
| TW | Tsuen Wan |
| KC | Kwai Chung |
| CW | Central Western |
| SP | Sham Shui Po |
| TP | Tai Po |
| ST | Sha Tin |
| KT | Kwun Tong |
| EN | Eastern |
| TM | Tap Mun |