Septic System Design

Professional Septic System Design for Your Property

Proper planning and engineering are essential for effective septic system design on both residential and commercial properties. Thompson-Liston offers complete septic system design services that ensure functionality, regulatory compliance, and environmental protection.

Our dedicated septic design services include:

• Topographic surveys
• Soil evaluations
• Septic system design plans
• Component design plans
• Construction inspections & support
• As-built plans and certificates of compliance

We will coordinate closely with you, contractors and local boards so your project moves forward smoothly and complies with state and local regulations. From soil testing to final as-built plans—complete septic design services. Reach out to us today to discuss your septic system needs.

Septic Systems Done Right

Property owners need reliable, efficient septic systems that perform well for years. Our septic system design services cover all aspects of your project from beginning to end.

• Soil evaluation and percolation testing
• Site analysis and topographical assessment
• System capacity calculations and specifications
• Drainage field design and layout
• Permit application assistance
• Regulatory compliance documentation
• Alternative designs for challenging sites
• Septic system upgrades and replacements
• Commercial and residential system designs

These services ensure your septic system works efficiently while meeting all local health department requirements. Our designs account for soil conditions, water table levels, and property constraints to create the best possible solutions.

Why Choose Thompson-Liston

Choosing the right civil engineering firm for your septic system design impacts the long-term success of your property. Thompson-Liston brings valuable experience and knowledge to every project we handle.

• 130+ years of engineering service since 1893
• Family-owned business with strong community roots
• Consistent quality work on all projects
• Proven success with challenging properties
• Deep knowledge of local regulations
• Creative solutions for difficult sites
• Thorough documentation for permits
• Strong relationships with regulatory agencies
• Dedication to environmental protection

Our century-plus of experience means we've solved nearly every septic system challenge imaginable. This knowledge helps us create efficient, effective designs that save you money while providing reliable performance.

Contact Us

Good septic system design protects your property investment and ensures environmental compliance. Thompson-Liston's civil engineering team has the knowledge to develop the right septic solution for your specific needs. We'll support you through the entire process from initial site assessment to final design approval.

Contact us today to schedule a consultation for your septic system design project. Our engineers will collaborate with you to develop a system that meets all regulations while providing optimal performance for your property.