 The community of Pitt Meadows occupies the marshy lowland at the southern end of the lake, some of which has become drained and is known as the Pitt Polder.Just southwest of the lake is the community of Port Coquitlam, which is across the Pitt River from Pitt Meadows.At the north end of the lake is a locality named Alvin, which is a transport and shipping point for logging companies and their employees.