Your Trusted Septic and Drain Services in the Waikato Area
Book Today
Hydro Excavation
Hydro Excavation put simply is a safer way to dig. An alternative to manual digging and is ideal for locating or working around utilities – gas, water and fibre optics.
Learn More   >
Septic Tank Cleaning
Quality Septic Tank Services in Hamilton and the Waikato Region. Rely on the experts for your septic tank cleaning and liquid waste disposal!
Book a Septic Tank Clean
Bulk Water Delivery
Do you rely on tank water for drinking and household use? We offer bulk water delivery throughout the Waikato. Our water is taken from council fill points and delivered in hygienic stainless steel tankers, so it is safe to drink.
Book a Water Delivery
Bulk Liquid Waste Collection
We are well equipped to handle any bulk liquid waste collection, with four vacuum trucks and a trailer, we have the capability to service most domestic and commercial jobs.
Learn More   >
Drain Unblocking
Having issues with blockages in your pipework? We have the capabilities to CCTV Inspect your pipelines to locate blockages and then water jet the pipeline to remove it.
Learn More   >
Water Tank Cleaning
It’s important to keep your water tank free from sludge, rodents and other harmful substances that compromise your water supply. The Ministry of Health recommends cleaning your water tank at least once a year. So if your tank’s due for a clean, book a tank clean now!
Learn More   >
CCTV Pipe Inspections
An efficient and effective way to assess your drains is through a CCTV pipe inspection. This method allows you to see what is going on in your pipelines and get to the core of the issue using either a push rod camera or crawler camera.
Learn More   >

The Home of Cambridge Septic Tanks, Waikato Water & Cartage, Bain Liquids Disposal and Valley Liquid Waste.

Your Trusted Septic, Drainage & Civil Services Team

For over 20 years, we’ve been helping homes, businesses, farms and contractors with reliable septic, drainage and specialist civil services.

Starting in 1996 as Cambridge Septic Tank Services, we’ve grown alongside our community to provide a comprehensive range of solutions, including septic tank cleaning and maintenance, drain unblocking and cleaning, high-pressure water jetting, CCTV drain inspections, hydro excavation and water tank and delivery services.

Whether you need routine maintenance, help with a blocked drain, an inspection to identify an issue, or specialist excavation support for a larger project, our experienced team has the equipment and expertise to get the job done safely and efficiently.

Our highly skilled service technicians are equipped to tackle everything from everyday residential jobs through to complex commercial, rural and civil projects. Whatever the job, you can count on us for responsive service, quality workmanship and practical solutions you can trust.

One experienced team. A complete range of septic, drainage and excavation services across the Waikato, Bay of Plenty, Thames/Coromandel, and surrounding areas. 

Contact Us
CST Septic Services in Waikato
CST Group Industrial Logo
Water Delivery and Tank Cleaning Services in Waikato

What Our Customers Say About Us!

Why Choose Us?

With CST, you’re choosing more than just a service provider. We’re your partners in maintaining the health and efficiency of your property. Our decades of experience mean we’ve seen it all and know how to solve your problems before they grow into larger issues. Our team of dedicated professionals is trained to provide expert service while treating your home or business with the care and respect it deserves.

Contact Us
Industrial, Water & Septic Services in Waikato

Ready to Get Started?

We’re just a call or click away. Request a quote today. Call us on 08 0011 4490 or via our contact page to learn how we can assist with your specific needs. We’re here to make your life easier, one service at a time.

Bulk Water Deliveries in Waikato

Bulk Water Delivery

Do you rely on tank water for drinking and household use? We offer bulk water delivery throughout the Waikato. Our water is taken from council fill points and delivered in hygienic stainless steel tankers, so it is safe to drink.

Septic Tank Cleaning in Waikato

Septic Tank Cleaning

Completing regular maintenance and servicing of your septic tank is important to prevent blockages, leaks and to avoid it becoming a health risk to you and your family. We recommend having your tank cleaned every 2-3 years.

Hydro Excavation in Waikato

Hydro Excavation

Hydro Excavation is simply a safer way to dig. An alternative to manual digging that is ideal for locating and working around utilities e.g., gas, water and fibre optics.

Water Tank Cleaning Waikato

Water Tank Cleaning

It's important to keep your water tank clean from sludge, rodents and other harmful substances that compromise your water supply. The Ministry of Health recommends cleaning your water tank at least once a year. So, if your tank's due for a clean, book in now!

Bulk Liquid Waste Disposal in Waikato

Bulk Liquid Waste Disposal

Our team are well equipped to handle any bulk liquid waste collection, with four vacuum trucks and a trailer, we have the capability to service most domestic and commercial jobs. Send us an enquiry and we'll come up with a solution for you.

Pipe Flushing in Waikato

Water Jetting & Drain Unblocking

We operate a jetter truck, which has the capacity of flushing pipes 70-120mm in diameter - suitable for both domestic and industrial. Hydro jetting is ideal for pipe cleaning/flushing, drain unblocking and root removal.

Water Tank Hire in Waikato

Water Tank Hire

If you require a temporary water supply for a construction site or event, hiring a water tank is the ideal solution. Talk to us today to find out more about hiring our water tanks.

Grease Trap Cleaning in Waikato

Grease Trap Cleaning

It's important to have your grease trap cleaned regularly to help maintain the system and keep a hygienic environment. Let our team take care of your grease trap cleaning with a regular maintenance schedule

CCTV Pipe Inspections in Waikato

CCTV Pipe Inspections

We operate two cameras for CCTV pipe inspections - Mainline and Push Rod. CCTV Pipe Inspections are key for drain tracing, locating pipework and identifying any pipework issues.

Sump Cleanouts in Waikato

Sump Cleanouts

With heavy rain, it's not uncommon for catch pits and sumps to become full and overflow. If the sumps on your property are due for a cleanout, call us today to book them in.

Contact Us Today:



    Explore Our Blogs

    We service the wider Waikato, Bay of Plenty, and Thames area, including, but not limited to...

    CambridgeHamiltonMatamataTe AwamutuTaurangaTaupoRotoruaThames
    Quick Links
    Contact Us
    Follow Us
    Facebook-f Linkedin
    CST Group – Septic and Drain Services

    Our comprehensive range of services includes septic tank maintenance, water delivery, precise hydro excavation, thorough CCTV drain inspections, jetting, and more!

    Scroll to Top