Johnson Precast Septic Services: North Louisiana’s Premier Septic Experts

For over 40 years, we have proudly provided North Louisiana with quality service and trusted expertise in septic and wastewater tank installations. As a pre-caster of Aqua Aire/Aqua Safe aerobic treatment units and Jet commercial units our mission is to deliver honest work, superior concrete and fiberglass tanks and lasting customer relationships built on integrity, experience, and a commitment to keeping our communities running clean and safe.

From the concrete mold to the ground—we build, install, and service the strongest septic systems in Louisiana.

Quality Service

We take pride in delivering dependable septic solutions tailored to your property's needs.

Experienced Team

Our knowledgeable professionals are dedicated to providing efficient and reliable service.

Trusted Products

We use quality materials and proven methods to help ensure long-lasting results.

At Johnson Precast Septic Services, we are more than just contractors. We are the manufacturer. By pouring our own high-quality precast concrete septic tanks right here in North Louisiana, we eliminate the middleman to provide homeowners and businesses with superior wastewater solutions. Whether you need a brand-new Aerobic Treatment Unit (ATU), emergency repairs, a routine pump out, or a replacement aerator, we are your true one-stop shop.

Proudly serving North Louisiana, we deliver heavy-duty systems built to handle Louisiana’s unique soil and high water tables.

Complete Turnkey Wastewater Solutions

Septic System Installation

We provide full site-prep, excavation, and installation for both residential and commercial properties. Because we cast our own concrete tanks, you get unmatched structural integrity and direct-from-the-manufacturer quality control.

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Expert Septic Repair

A failing septic system requires immediate, knowledgeable action. Our technicians understand these systems from the inside out and can troubleshoot both conventional and complex commercial setups.

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Professional Pump Outs & Cleaning

Keep your system running efficiently and avoid catastrophic drain field failures with our professional pumping services. We don't just pump the tank; our manufacturer-trained eye inspects your concrete walls, baffles, and lids while the tank is empty to ensure long-term stability.

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Septic Parts & Precast Tanks

Contractors and DIY homeowners trust our fully stocked local inventory. Skip the online shipping delays and get contractor-grade parts today.

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The Manufacturer’s Advantage

Why trust a standard installer when you can hire the company that actually builds the tank?

Built for Louisiana

Our custom-poured precast concrete tanks stay exactly where we put them, resisting heavy soil pressure and water saturation.

No Middleman

By manufacturing our own tanks, we keep costs down, control the production timeline, and guarantee that every system meets strict state environmental and health department codes.

Decades of Reliability

Concrete is permanent. When you invest in a Johnson Precast tank, you are investing in a system designed to outlast the competition.

Serving All of North Louisiana

We know the local soil, the local regulations, and the local communities because we live and work here. We deploy our heavy equipment, vacuum trucks, and expert technicians across the region.

Your Septic Solution Starts Here.

From unexpected problems to complete system needs, count on local expertise to get the job done right.