Overview
Walcha Wastewater Treatment Plant in New South Wales, Australia, provides secondary treatment for a population of 1,945. It discharges approximately 503 megalitres of treated effluent annually, supporting local water quality.
The Walcha Wastewater Treatment Plant is located on the Oxley Highway in Walcha, New South Wales, Australia. It serves a small community of around 1,945 people and is operated as part of the Walcha Council's municipal infrastructure. The plant is classified as operational and provides secondary treatment, which is typical for inland plants of this scale in Australia. As a secondary treatment facility, the plant uses biological processes to reduce organic matter and suspended solids before discharging treated effluent. The plant's discharge volume is approximately 503 megalitres per year. The plant is designed to meet the needs of the local population under Australian regulatory standards, which require appropriate treatment to protect receiving environments. The treated effluent is discharged into the local watershed, which ultimately drains into the Macleay River system and then to the Tasman Sea. The plant plays a key role in protecting downstream water quality and aquatic ecosystems in the region. Its location inland, away from the coast, reduces direct marine impact, but careful management is still essential to maintain the health of local creeks and rivers.
Environmental context
The Walcha plant discharges into the Macleay River catchment, which flows eastward to the Tasman Sea. This watershed supports diverse aquatic life and is used for agriculture and recreation. The plant's secondary treatment helps reduce nutrient and organic loads, protecting downstream ecosystems from eutrophication and maintaining water quality for the region's ecological and economic activities.
Frequently asked questions
The Walcha Wastewater Treatment Plant is located on the Oxley Highway in Walcha, New South Wales, Australia, within the Walcha Council area.
The plant serves a population of approximately 1,945 people in the Walcha community.
The plant provides secondary treatment and discharges treated effluent into the local watershed, which flows into the Macleay River system and eventually to the Tasman Sea.
The plant operates under Australian state and national wastewater regulations, including the National Water Quality Management Strategy, which sets standards for treatment and discharge to protect environmental and public health.
For small inland communities in Australia, secondary treatment is standard to reduce organic matter and suspended solids, ensuring compliance with discharge licenses and protecting downstream water quality.
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