Wastewater Treatment

Wastewater treatment systems for councils and industrial operators, supporting primary, secondary, and tertiary treatment across Australia and New Zealand.

Wastewater treatment systems supporting councils and industrial operators in Australia and New Zealand

Why Integrated Wastewater Treatment Supports Compliance and Capacity

Effective wastewater systems play a critical role in protecting public health, receiving environments, and regulatory compliance. Councils and industrial operators are operating under increasing pressure from population growth, ageing assets, climate-driven variability, and tightening discharge requirements. As treatment plants evolve over time, effective coordination between treatment stages becomes increasingly important to manage operational risk, support capacity, and maintain consistent compliance outcomes.

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How FILTEC Delivers End-to-End Wastewater Treatment

FILTEC approaches wastewater treatment as an integrated system rather than isolated technologies. We work with councils and industrial operators to align treatment processes, equipment selection, and operational requirements across the plant lifecycle, reducing interface risk and improving performance.

Our Services

  • Engineering design support and system integration

  • Equipment supply across treatment stages

  • Commissioning, optimisation, and upgrades

  • Ongoing service, maintenance, and training

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Common Wastewater Challenges We Address

Biosolid Accumulation

Managing and repurposing sludge for sustainable use.

Nutrient Removal

Addressing nitrogen and phosphorus levels to prevent eutrophication.

Biochemical and Chemical Oxygen Demand (BOD/COD)

Reducing organic load for effective wastewater treatment.

Solids Separation and Sludge Management

Ensuring efficient processing and disposal of biosolids.

Effluent Discharge Compliance

Meeting stringent environmental standards for water release.

Odour Control

Mitigating unpleasant odors from wastewater systems.

Industrial Wastewater Treatment

Addressing complex contaminants unique to industrial effluents. 

Seasonal and Load Variations

Adapting treatment processes to fluctuating conditions. 

Who We Work With

Wastewater Treatment Stages

Primary wastewater treatment removing solids to protect downstream treatment processes

Primary Wastewater Treatment

FILTEC delivers primary treatment systems that remove solids and organic load early, protecting downstream biological processes, improving plant stability, and supporting councils and industrial operators managing capacity, compliance, and ageing wastewater infrastructure.

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Secondary Wastewater Treatment

FILTEC provides secondary wastewater treatment systems using biological processes to remove dissolved organic matter, reduce BOD and COD, and support nutrient removal across council sewage treatment and industrial wastewater treatment applications.

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Membrane bioreactor system used for secondary wastewater treatment
Tertiary wastewater treatment providing disinfection in Pukekohe

Tertiary Wastewater Treatment

FILTEC supplies tertiary wastewater treatment solutions for effluent polishing, filtration, and disinfection, supporting discharge compliance and regulatory performance across council and industrial wastewater systems.

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Reuse Applications

FILTEC supports wastewater reuse applications by integrating advanced tertiary treatment, disinfection, and polishing processes to deliver water suitable for non-potable and fit-for-purpose reuse across municipal and industrial sites.

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Reuse application using tertiary UV disinfection

Proven Wastewater Treatment Experience

FILTEC has delivered wastewater treatment systems for councils and industrial operators across Australia and New Zealand. Our experience spans council-owned sewage treatment plants, industrial wastewater facilities, regulated discharge environments, and reuse applications, supporting compliance, capacity management, and long-term operational performance.

Improve Your Wastewater Management

Protect waterways, meet compliance standards, and achieve sustainable wastewater and sewage treatment goals.
Connect with FILTEC to find solutions tailored to your wastewater challenges.

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Sewage Treatment - Shotover Wastewater Treatment Plant