Koo Wee Rup Wastewater Treatment Plant, Melbourne, Victoria

Koo Wee Rup wastewater treatment plant is located in Melbourne, Victoria, Australia, serving a population of 3,504. The facility is situated near the coast in the Shire of Cardinia, providing essential wastewater services to the local community. The plant employs advanced treatment processes, ensuring high-quality effluent before discharge. Operating under Australia's regulatory framework, the plant adheres to national guidelines for wastewater management, which require appropriate treatment levels to protect environmental and public health. The treated effluent is discharged into the local watershed, which ultimately drains into Western Port Bay, a significant coastal ecosystem. The plant's advanced treatment helps safeguard the bay's water quality, supporting diverse aquatic life and recreational uses.

The plant discharges into the Western Port Bay catchment, a coastal embayment in Victoria. The bay supports seagrass meadows, mangroves, and migratory bird populations. Advanced treatment at the plant helps maintain water quality in this ecologically sensitive marine environment, which is important for local fisheries and tourism.