Coromandel Eastern Seaboard WWTP 01

We offer a full suite of wastewater services from conceptualisation to on-site commissioning

Wastewater includes drainage and sewage, and managing it well is vital for the health of communities all over New Zealand.

Opus’ wastewater team includes senior engineers, environmental scientists and other specialists. We work with central and local government agencies, and private sector clients, to meet current wastewater needs and to anticipate future demands. We can assist with design, contract administration and construction supervision for all types of wastewater treatment solutions.

Our experience in New Zealand


Our wastewater treatment services include: 

  • Process engineering – our wastewater specialists can work with your organisation to plan and design wastewater treatment systems that are appropriate for your business or community. We offer on-site commissioning, operational reviews, system optimisation and detailed risk assessments.     
  • Pipes, pumps and tanks – we have considerable experience developing concept and detailed designs for wastewater treatment infrastructure including pipelines, pumping stations and storage tanks.