Dungog

Overview

Dungog Wastewater Treatment Works

The Dungog Wastewater Treatment Works serves the township of Dungog.

It currently treats 0.52 megalitres per day and can handle wastewater from a population equivalent to 3,000 people.

Treatment Process

The Dungog Wastewater Treatment Works provides secondary treatment of wastewater using the trickling filter process.

Effluent polishing and disinfection are achieved using a maturation pond and balance panel.

The Dungog WWTW consists of:

  • an Imhoff tank
  • a sedimentation tank
  • two trickling filters
  • a Humus tank
  • two digesters
  • a maturation pond
  • a balance pond

 

Recycling & Reuse

The balance pond provides recycled water which is used to irrigate adjacent farmland.

Biosolids produced at the Dungog Wastewater Treatment Works are beneficially used for mine site rehabilitation and pasture improvement projects.