Belyuen Wastewater Treatment Plant - Secondary Treatment, Coastal Discharge, Northern Territory

Belyuen wastewater treatment plant serves the small community of Belyuen in the Northern Territory, Australia. The plant provides secondary treatment for a population of 284, with an annual discharge volume of 73.59 megalitres. It is situated near the Cox Peninsula, close to the Timor Sea. As a secondary treatment facility, the plant meets the standard required for Australian wastewater treatment under the National Water Quality Management Strategy. For small communities like Belyuen, secondary treatment is typical to reduce organic matter and suspended solids before discharge. The plant's proximity to the coast means treated effluent enters the marine environment of the Timor Sea. This coastal discharge requires careful management to protect local marine ecosystems, including seagrass beds and mangrove habitats that support diverse aquatic life.

The plant discharges into the Timor Sea via local drainage. The coastal waters near Belyuen support ecologically sensitive habitats such as mangroves and seagrass meadows, which provide nursery grounds for fish and crustaceans. The region's tropical climate and tidal dynamics influence the dispersion of treated effluent.