Wastewater Consultants is a New Zealand-based specialist consultancy delivering On-site wastewater solutions that are practical, compliant, and tailored to site conditions.
We support landowners, developers, and project teams through every stage of the process — from initial feasibility and site evaluation through to system design and consenting documentation.
Our focus is simple: deliver wastewater solutions that meet regulatory requirements while performing effectively in real-world conditions.
Our Services:
We provide a comprehensive range of wastewater consultancy services, including:
On-site Wastewater System Design
Engineered on-site wastewater systems tailored to soil, site, and usage requirements.
Site & Soil Assessment. Detailed evaluations to determine suitability and inform system selection.
Feasibility Studies
Resource Consent Support
Technical documentation and reporting aligned with regional council requirements.
Compliance & Advisory Specialist guidance to ensure systems meet current regulatory standards.
Our Approach:
Every site presents unique technical and environmental considerations.
We take a structured, evidence-based approach to ensure wastewater systems are designed appropriately from the outset. This includes assessing soil characteristics, hydraulic loading, land constraints, and regulatory frameworks.
Our objective is to deliver solutions that are:
Compliant with regional council requirements
Technically robust and fit for purpose
Practical to install and maintain
Designed for long-term performance
Why Choose Us
Specialist wastewater-focused consultancy
Strong understanding of NZ regional council requirements
Practical, field-informed design approach
Clear, detailed technical reporting
Support from concept through to consent
We work closely with clients and project teams to reduce uncertainty, streamline approvals, and ensure wastewater requirements are addressed early in the design process.
Projects We Support
We work across a wide range of developments, including:
Rural and lifestyle properties
Residential subdivisions
Commercial developments
Agricultural and farm systems
Retrofit and system upgrades
Call to Action
Need expert wastewater advice for your project?
We can help you assess your site, understand your options, and progress your design through to approval with confidence.
Contact Wastewater Consultants today to discuss your project.