Air Quality Monitoring Data
| Monitoring Station | Location |
| M01 | Lok Ma Chau Village |
| M02 | Ha Wan Fisherman San Tsuen |
| M03 | Pun Uk Tsuen |
| M04 | Chau Tau Tsuen |
| M06 | Mai Po San Tsuen |
| M08 | Yan Shau Wai |
| M09 | Wing Ping Tsuen |
| M10 | Village house near Siu Hom Tsuen |
| M11 | Shek Wui Wai |
| M13 | Rolling Hills (rooftop area) |
| M14 | Rolling Hills (outside of Rolling Hills) |
| M15a | The STEP |
Note: Air quality monitoring at monitoring station M15a commenced on 18 October 2025