- Dihua Sewage Treatment Plant
Drawn by pumps and collected to wells via two connection pipelines with a diameter of ∮1650mm and a similar length of 115m, effluent in a flow rate designed to 1.75m³ per second (full pipe flow) is discharged into the Tamsui River via one connection pipeline with a diameter of 2500mm and a length of 85m. - Neihu Sewage Treatment Plant
Effluent is discharged into the Keelung River via a pipeline with a diameter of 1.8m. - Bali Sewage Treatment Plant
Through a pipeline with diameters from 2.4m to 3.6m and a total length of 6660m, effluent in a maximum flow rate of 21.96m3 per second is discharged into the 43m deep ocean in the Taiwan Straits.