Overview
Dorrigo Wastewater Treatment Plant in New South Wales, Australia, provides secondary treatment for approximately 2,280 residents. It discharges treated effluent into local waterways, supporting the region's environmental health.
Dorrigo Wastewater Treatment Plant is located on Coramba Road in Dorrigo, New South Wales, Australia, serving the town and surrounding areas within the Bellingen Shire Council. The plant provides secondary treatment for a population of approximately 2,279 people, with an average daily discharge volume of about 590 megaliters per year. As a secondary treatment facility, the plant meets the standard requirements under Australian wastewater regulations, which mandate biological treatment to reduce organic matter and suspended solids. For a small agglomeration of this size, secondary treatment is typical and sufficient to protect receiving water quality. The treated effluent is discharged into local waterways that drain into the Bellinger River catchment, eventually reaching the Tasman Sea. The plant plays a key role in maintaining the ecological health of the region's freshwater systems, which support diverse aquatic life and are important for local communities and agriculture.
Environmental context
The plant discharges into the Bellinger River catchment, which flows through the New South Wales mid-north coast and empties into the Tasman Sea. This watershed supports a variety of native fish and macroinvertebrate species, and the river's estuarine zone provides critical habitat for migratory birds. The region's subtropical climate and forested catchments make water quality management essential for preserving downstream ecosystems.
Frequently asked questions
The plant is located on Coramba Road in Dorrigo, New South Wales, Australia, within the Bellingen Shire Council area.
The plant serves approximately 2,279 people in the Dorrigo area.
The plant discharges treated effluent into local waterways that flow into the Bellinger River catchment, which ultimately reaches the Tasman Sea.
The plant provides secondary treatment, which is the standard biological treatment required for municipal wastewater in Australia to reduce organic matter and suspended solids.
The plant operates under the Australian National Water Quality Management Strategy and state-level regulations from the New South Wales Environment Protection Authority, which set discharge standards for secondary treatment facilities of this scale.
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