Lorong Halus is an area in Pasir Ris surrounding a road of the same name. The road leads to industrial buildings and farms in Pasir Ris Farmway. It starts from the Tampines Expressway (TPE) and ends at a pier. There is a road from Lorong Halus that leads to the Lorong Halus Wetland. The wetland treats the water flowing through it, which was a former landfill.