Septic Tank Maintenance Lismore

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The plumber locals Trust

Why Locals Choose TJM Plumbing

Locals choose TJM Plumbing for our experience, trust, and consistently high standards. Our team has the right knowledge, the right qualifications, and a standard of work that speaks for itself.

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15+ Years of Experience

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Fully Licensed & Insured

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Locally Owned & Operated

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Competitive Prices & Free Quotes

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Quality Workmanship

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AWTS Certified

Keep your wastewater system running efficiently, compliant, and trouble-free with expert septic tank maintenance from TJM Plumbing, your trusted local specialists in Lismore.


At TJM Plumbing, we deliver reliable and professional septic tank maintenance across Lismore and the Northern Rivers. With decades of hands-on experience in local conditions, we understand the unique challenges homeowners face with septic systems in this region, from flood-prone areas to difficult soil types.


We provide complete septic system servicing, including routine maintenance, tank pumping, cleaning, repairs, and system upgrades. Every service we carry out is fully compliant with Lismore City Council regulations and NSW Health requirements, ensuring your system remains safe, efficient, and legally compliant.


Our focus is simple. We help you avoid costly breakdowns, protect your property, and ensure your septic system performs exactly as it should year-round.

Expert Septic Tank Maintenance Services in Lismore

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Everything you need to know about Septic Tank Maintenance in Lismore

Regular septic tank maintenance is critical for homeowners in Lismore, especially for properties not connected to mains sewer.

Regular Maintenance

Your septic system works by separating solids, oils, and wastewater before safely dispersing treated effluent into the soil. Without regular maintenance, sludge and scum build up, reducing system efficiency and eventually leading to failure.


Ignoring maintenance can lead to:


  • System blockages and complete failure
  • Wastewater backing up into your home
  • Contamination of soil and groundwater


Expensive emergency repairs or full system replacement

Non-compliance with council regulations

Signs Your Septic System Needs Maintenance

If you notice any of the following, it’s time to book a septic inspection:


  • Slow draining sinks, showers, or toilets
  • Gurgling sounds in pipes
  • Unpleasant odours around your property
  • Wet or soggy areas near your drain field
  • Lush green grass patches above your system
  • Sewage backing up inside your home


Acting early can save you thousands in repair costs.

How Often Should Septic Tanks Be Serviced in Lismore?

Most septic tanks in Lismore require pumping every 3 to 5 years.


However, this depends on:


  • Household size
  • Water usage
  • Tank size and design
  • Presence of garbage disposal systems

Septic System Types We Service

We maintain all approved septic systems in the Northern Rivers region, including:


  • Conventional septic tanks
  • Aerated wastewater treatment systems
  • Sand filter systems
  • Advanced wastewater treatment systems
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Our Comprehensive Septic Tank Maintenance Services

Residential Septic Tank Maintenance

We provide tailored septic maintenance plans for homeowners across Lismore, from suburban properties to large rural acreages.



Our team assesses your household size, water usage, and tank capacity to create a maintenance schedule that keeps your system performing reliably. We take a preventative approach to reduce the risk of breakdowns and unexpected costs.

Commercial Septic System Maintenance

For businesses in Lismore, reliable wastewater management is critical.


We provide scheduled maintenance for commercial properties including cafés, restaurants, accommodation providers, and industrial sites. Our services include high-volume system management, grease trap servicing, and compliance reporting for council inspections.



We work around your business hours to minimise disruption and keep your operations running smoothly.

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What’s Included in Our Septic Tank Maintenance Services

At TJM Plumbing, we offer a complete range of septic maintenance services:

  • Septic Tank Pumping: Removal of sludge and scum build-up to prevent overflow and system failure
  • System Inspections: Thorough checks of tanks, pipes, baffles, and absorption trenches
  • Filter Cleaning and Replacement: Prevents solids entering your drain field and causing blockages
  • Leak Detection and Repairs: Early identification of cracks or damage to avoid costly repairs
  • Drain Field Assessment: Identifying waterlogging, poor absorption, or system overload
  • Compliance Checks: Ensuring your system meets local council and NSW Health regulations
  • Compliance Checks: Ensuring your system meets local council and NSW Health regulations
  • Emergency Septic Repairs: Fast response for overflows, backups, and urgent system failures
  • System Upgrades: Bringing older systems up to modern standards where required

Our Septic Tank Maintenance Process

01

System Inspection & Assessment

We begin with a detailed inspection of your septic tank and overall system condition. This includes checking sludge levels, structural integrity, and drainage performance.

02

Custom Maintenance Plan

We create a tailored maintenance schedule based on your property, usage, and environmental factors specific to Lismore conditions.

03

Professional Pumping & Servicing

Our licensed team completes all required maintenance using industry-approved equipment and safe waste disposal methods.

04

Ongoing Monitoring & Support

We provide service records, maintenance reminders, and expert advice to help you extend the life of your system and avoid future issues.

Don’t wait for a septic system failure to take action.


With professional septic tank maintenance from TJM Plumbing, you can keep your system running efficiently, avoid costly repairs, and stay compliant with local regulations.


We service all areas across Lismore, including East Lismore, South Lismore, Goonellabah, and surrounding Northern Rivers communities.


  • Local expertise in Lismore soil and environmental conditions
  • Fully licensed and experienced plumbing team
  • Council-compliant servicing and documentation
  • Preventative maintenance approach to reduce long-term costs
  • Fast response times and emergency availability
  • Transparent pricing with no hidden fees


We don’t just service septic systems. We help you protect your property, your health, and your investment. Contact us today.

Book Your Septic Tank Maintenance in Lismore Today

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Real Reviews from Local Customers

Five black stars in a row.

Tom and his crew are all top blokes, couldn’t recommend a better bunch of plumbers. My job was completed very timely and I’m really happy with the outcome. Thanks Tom.

Five black stars in a row.

Tom and the rest of the team did an amazing job. I really appreciate the communication and understanding throughout the process. Very professional!!!

Five black stars in a row.

I recommend TJM Plumbing. Jamie did a very good job which took a bit of working out. I am very happy with the results.

Five black stars in a row.

We are so impressed with Tom and his team at TJM Plumbing in Lismore. They did an amazing job fixing our septic system, and left everything looking perfect when they finished. The team was very friendly and easy to communicate with. Would 100% recommend, and will be using them for any future work that we need done.

Frequently Asked Questions

septic tank maintenance faqs for lismore homeowners

  • How often should we pump our septic tank in Lismore?

    As a general rule, residential septic tanks require pumping every 3-5 years. However, the exact frequency depends on several factors: household size, water usage, tank capacity, and whether you have a garbage disposal unit.

    Larger households (5+ people) or properties with high water usage may need more frequent pumping—possibly every 2-3 years. 


    Commercial properties, particularly restaurants or larger facility operations, often require annual servicing. During your initial assessment, we’ll determine the optimal schedule for your specific situation.

  • What signs indicate our septic system needs immediate maintenance?

    Several warning signs suggest your system needs prompt attention:


    • Slow drains or slow draining sinks throughout the house
    • Gurgling sounds from toilets or drains
    • Unpleasant odours or foul odours near the tank or drain field
    • Pooling water or soggy ground over the absorption trench during dry weather
    • Lush, green grass patches directly above your drain field (indicating nutrient-rich effluent surfacing)
    • Sewage backups in toilet or drains

    If you notice any of these signs, contact us immediately. Early intervention prevents further damage and reduces repair costs.

  • Do you provide maintenance for all types of septic systems in Lismore?

    Yes. We assist with all Lismore City Council requirements, including permits for work in road reserves, driveway connections, and new structures. For properties in flood-affected areas, we help navigate the planning requirements and can assist with obtaining property flood certificates. Our familiarity with council processes means faster approvals and compliant installations.Yes, our expert team services all types of on-site sewage management systems approved for use in the Northern Rivers region. This includes conventional septic tanks with absorption trenches, aerated wastewater treatment systems, sand filter systems, and advanced wastewater treatment systems.


    We’re familiar with systems from all major manufacturers and ensure every service complies with Lismore City Council requirements and NSW Health accreditation standards. Whether you need routine maintenance on an existing system or expert advice on upgrading to a new system, we have the expertise to help.