Parndana Wastewater Treatment Plant, Kangaroo Island Council, South Australia

Parndana wastewater treatment plant is located on Kangaroo Island in South Australia, serving the small community of Parndana with a population of 291. The plant is situated near the Parndana Golf Club on Playford Highway and is part of the Kangaroo Island Council's municipal infrastructure. The plant provides secondary treatment, which is appropriate for a small agglomeration. Under Australian regulatory frameworks, such facilities are typically managed by state environment protection authorities to ensure compliance with discharge standards. The plant's annual discharge volume is 75.38 megalitres. The treated effluent is discharged into the local environment, contributing to the protection of Kangaroo Island's sensitive ecosystems. The island's waterways ultimately drain into the Southern Ocean, supporting diverse aquatic life and important migratory corridors.

The plant discharges into the local watershed on Kangaroo Island, which drains into the Southern Ocean. The island's ecosystems are ecologically sensitive, supporting diverse native species and serving as an important habitat for migratory birds. The secondary treatment helps protect downstream water quality.