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5-Star Rated Septic System Design

Top Septic System Designer In Fairfax, VA

Soils Inc. ensures efficient septic system design in Fairfax offering sustainability, compliance with local regulations, and long-term cost savings.

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Third Generation Soil Scientists
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Over 15 Years in Business
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Over 7000+ Happy Clients
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Third Generation Soil Scientists
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Over 15 Years in Business
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Over 7000+ Happy Clients

“We don’t just talk about great customer service, we provide it!”

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Comprehensive Soil & Septic Industry Solutions

We Offer More Than Just Septic System Design Services!


Customer service and quality work are not extras at Soils Inc, they are the job. Hand us your next septic design project and it will be handled properly from the first call to the final walkthrough.

Our Septic System Design Testimonials

What your Neighbors in Fairfax Say About Our Septic System Design

More than 15 years of Fairfax County homeowners have counted on Soils Inc. as their go-to for septic system design. You get the price before the work, always.

Expert Septic Design in Fairfax

Soils Inc. septic designs are completed in-house. We specialize in the design of alternative and conventional on-site sewage disposal systems. Alternative systems that we design include:

  • Microfast
  • Advantex
  • EZTreat
  • Drip
  • Elevated Sand Mound
  • Experimental

Soils, Inc. provides operation and maintenance manuals and water mounding calculations for alternative on-site sewage disposal systems.  We also provide third party start-up inspections, As-built drawings, and completion statements for regulatory submission.

Our Projects

Take a Look At Some Past Fairfax Projects

Tractor work on a soil evaluation site in the Fairfax area
Closeup shot of a man from Soils Inc. sitting under the dug trench using a root axe to cut stems
Closeup shot of a man looking at the color swatch book and matching the color of the soil with its required color
Soil profile pit ready for evaluation near Fairfax
Soil investigation crew on site in the Fairfax area
A soil engineer from Soils Inc. in the middle of a forest like area inspecting something by the hand lens
A professional from Soils Inc. walking in a grassy area with a device for line tracing for sewer and drain underground
A man from Soils Inc. inside a dug hole in the soil examining soil samples under the trench
A Driver From Soils Inc Operating A Tractor Digging And Collecting Soil In The Backhoe At A House Construction Site

Septic System Design by Soils Inc.


We set ourselves apart in the field of septic system design in Fairfax VA, through our meticulous attention to detail and dedication to eco-friendly practices. Our expert team utilizes advanced design techniques to create systems that are both efficient and environmentally conscious, ensuring they effectively manage waste while reducing their ecological footprint.

Our designs are fully compliant with local and state regulations, giving our clients confidence that their septic systems adhere to the strictest standards for safety and sustainability. With Soils Inc, you’re investing in a system designed for optimal performance and long-term reliability.

Choose Virginia Septic

For all septic system install, repair, pumping, Real Estate transactions, & Well and septic inspections
Our Core Values
Proud of What Got Us Here

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Third Generation Soil Scientists

Multi-generational expertise of third-generation soil scientists dedicated to superior soil investigation and geotech practices

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Decades of Combined Experience

Decades of combined field experience go into every job, and the results hold up

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Thousands of Satisfied Customers

Thousands of Central Virginia customers later, our solutions are field-tested on nearly every soil this region has

FAQs

Septic System Design FAQ for Fairfax

Questions about septic system design? Ask away. Call the number below and give us the dirt on your project.

What are the regulations for septic system design in Fairfax?
How often should a septic system be inspected in my area?
What is the estimated cost of installing a septic system?
What type of soil is best for a septic system?
Can I install a septic system myself?
Our Service Area

We offer Septic System Design Services Near You!

Our owners have served Central Virginia for over a decade. As a strictly local licensed business, we love serving our VA neighbors and building long-term relationships helping with septic system design projects.