Water Treatment Clarifier in Valley

Water Treatment Services

Boasting one of the largest water engineering teams in New Zealand, our expert team will guide you through the entire design process

Close Up of Process Engineer Fixing Membrane Filters

Lutra - The Practical Process Engineers.

Our team of experienced water process engineers are happy to get stuck into any job.
They don't just sit at theirs desks drawing up P & IDs, they are happy to come to site and get hands on with sampling, commissioning, or process support.
When they are not onsite they are still able to help just a call, email or online meeting away. Lutra's team is passionate about improving your water quality, and are there to help when you need them.


Water Treatment Offerings

Our engineers are experienced in delivering a diverse range of projects, including:

Water Treatment General Arrangement Design On Table


Our engineering team can assist with end-to-end process design for your water treatment plants. We can undertake investigations and develop preliminary process designs to achieve your desired outcome.

From individual unit processes to complete treatment plants, our team can help.

Design Services Include:

  • Process Design
  • Commissioning
  • Workshop Facilitation
Water Process Engineer Using Computer


Optimisation of your treatment assets can significantly reduce your operating expenditure and failures. 

From advanced process control through to modelling and demand predictions, our team can support you.

Some of our Optimisation Services:

  • Chemical System Optimisation
  • Plant Production performance


Water Process Engineers With Fluoride Dosing Pump


Our expert engineers can provide a wide range of modelling, auditing and incident investigation solutions for your water operations.

We can help you to understand your treatment plants, to reduce your risk, and improve your operational performance.

Some of our Investigation Offerings:

  • Performance Audits
  • Pilot Plants
  • Incident Investigations
Process Engineering Teams Meeting


The Drinking Water Standards place the onus on suppliers to develop and maintain operational procedures across your current and future operations. 

Our team can help to create & review your operational procedures and develop plans as required. 

Examples of these services:

  • Cyanobacteria Monitoring Plans
  • Water Safety Plans
  • Sample Schedule Development
Tracer Testing On a Water Treatment Plant

Process Support

Our experienced team can provide you with remote Process Engineering Support, assisting you with a wide range of topics, from optimising, troubleshooting and more. 

This service includes:

  • Phone support from our experienced Process Engineers
  • Remote SCADA monitoring




Training is essential to ensuring the safe and efficient operation of your assets, whilst upholding your duty of care. 

We offer both state of the art tailored training solutions and onsite in-person training:

  • License to Operate (LTO) site specific online training
  • Onsite training provided by our process engineers

Some of our Water Treatment Experts

Jon C

Jonathan Church

Principal Process Engineer

Jonathan is our Principal Process Engineer with over 14 years of experience in the design, commissioning, optimisation and operation of treatment plants.


Richard Slight

Water Team Leader

Richard has wide range of experience in the water industry, from practical site work to operating water plants through to design and project management.


Amanda Slater

Senior Process Engineer

With 11 years of Process engineering experience, working in Pharmaceuticals, Oil & Gas, and Water Treatment. Experienced in design, specifying equipment, project management and more.

Case Studies

Water Treatment Support User Story

Fonterra - Treatment Plant Upgrade

Fonterra were in need of an upgrade to their water treatment plant, they needed a solution which was future-proof and practical. Read how we provided them with an effective solution.

Hastings District Council Process Engineer Onsite

Hastings District Council - Design & Commision

Hastings DC was in need of immediate technical support in designing on top of commissioning the new Brookvale WTP, after a large outbreak in one of their bores. Our Engineering, plus Support team responded.

Video Training Content

National Operator Training

Lutra developed the national level training certificate for the next generation of operators, in partnership with Connexis, to provide the required training to safely operate and maintain treatment assets.

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