Rotoma - Rotoiti Wastewater Treatment Plant

Rotorua Lakes Council
Mott MacDonald

Project Scope

The purpose of this contract covers the construction of an MBR Wastewater Treatment Plant and Land Disposal System. This contract comprises design and build elements.


Major works included:

  • Sealed access road and earthworks
  • Treatment plant site earthworks
  • Flow balance tank and pump station
  • Fine screening
  • 4 Stage MBR plant
  • Permeate storage tank
  • Chemical storage and dosing systems
  • Waste activated sludge tank
  • Sludge dewatering system
  • Odour extraction and treatment system and land disposal system



This project is due for completion April 2019.