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Complete septic or sewer insulation

Who We Are

We do all the Septic permit work to providing a Eco friendly system from installing new septic, repair or repairing drain fields to connecting your septic system to the city sewer pipe system.

Why Choose Us?

  • Over 35 Years of Experience
  • Fully Insured
  • A family-owned business tradition for over 35 years
  • 100% Satisfaction Guarantee
  • Our prices are affordable & we offer the experience you can trust!
  • Gill Septic Installation is a Dover based septic company dedicated to serving Delaware business and residential communities.
  • Free Consultation - If you've got a Delaware septic repair problem, we've got the solution for the job
  • Satisfied Customers
  • Great customer service - we look forward to hearing from you today!
  • Best Price In Town
  • Gill Septic is an excavating Delaware contractor serving Kent, New Castle & Sussex Countie
  • 5 ★★★★★ Delaware sewer contruction contractor

Our Services

New Septic Design Construction

New Septic Design Construction

Septic Installation, Drain Field Repair providing installation and repairing of all types of septic systems in Delaware. We install Eco-friendly septic systems. We are fully licensed and insured, 35 plus years of experience & training. We do all the permit work so you don't have to. Read More About Delaware Governor concerns of clean water click here.

Septic/sewer plumbing system.

Approximately 25 million homes across the US rely on their septic tank to treat their home wastewater. Including over 70k working septic system in Delaware, USA serving families across the state. Protect your family and neighbors by ensuring your system is in good working order.

With proper care and regular maintenance from a reliable Septic Company, your septic tank will last for years. Each septic tank is custom-sized to the household and needs to be kept free of harsh chemicals to operate at maximum efficiency.

Home Septic Improvement

Home Septic Improvement

We work with home buyers, home sellers, Realtors, & Delaware State Counties to make sure your estate is up to par with DE regulations for resale and/or provide a septic improvement service. Don't hesitate to ask for a quote. Depending on the condition of the septic, and your budget, we will work with your budget and we will offer you many options for septic repair ranging from simple repairs to repairing drain fields or restoring septic drain fields.

contractor eco-friendly septic systems

Have a septic tank system? And need to install them on your city line?

Gill's Construction & Gill's septic repair services Kent, Sussex, and New Castle counties. Started in 1982, we have over 30 years of professional construction experience, & we strive to provide these skills to our customers.

Delaware sewer insulation

Complete septic or Delaware sewer insulation

It is important to maintain a sewer system that works right. If you're interested in connecting your Delaware septic system to your city sewer connection - we've got the solution for the job. We offer contracting work including connecting your system to your city line. Each county has different regulations. We take price in our business as veteran owned and can handle serving you with attention to detail. We strive to get the job done right!

Delaware City Sewer Connections

Other Service Gill Septic Provides

Connecting Your Delaware Septic to your city sewer line system. Changing from a septic system to sewer involves guidelines from the State of Delaware. Many of the cities and towns in your area may operate on a septic tank system. And Delaware's revised septic system regulations keep pace with changes in technology including offering laws and regulations that protect our waterways. (Delaware offers 2,509 - Total stream and river miles.) Changes do need to be made and steps are being taken! The easy fixes to the state's water problems are in place, including removing pipes that once spewed minimally treated sewage and manufacturing process water into rivers and streams. And getting rid of septic systems that fail. Either by installing a new one correctly or by offering means to connect to city lines. See PDF Link Delaware septic rehabilitation loan program Learn More

Dover, Delaware Septic Systems

A Few Delaware Septic Systems Regulations

Regulations effective Jan. 2015:

  • Require the elimination of cesspools and seepage pits under certain situations
  • Require the upgrade of all new and replacement systems within 1,000 feet of tidal portions of the Nanticoke River and Broad Creek, which will assist Delaware in meeting federal targets to clean up the Chesapeake Bay Watershed
  • Establish statewide performance standards for all innovative/alternative systems
  • Require all manufacturers of concrete system components (septic tanks, dosing chambers, etc.) to be certified through the On-Site Wastewater Accreditation Program
Stories of Progress in Achieving Healthy Waters in Dover Delaware. The new gravity wastewater collection system has eliminated the equivalent of 117 septic systems and provided significantly higher levels of wastewater treatment prior to discharge.Read More

Customer Reviews

Kent County DE, complete septic tank system install

"Upon moving to Kent Couty Delaware from NJ I needed a complete septic tank system install in my new home. My real estate agent contacted Gill Septic & within the time frame the crew install new tank & left a clean site."

- Ione M.
failed septic system repair

"As a real estate agent I call Gill Septic to get a quote on a failed septic system for homeowners needing to sell their homes. Mr. Ed Gill always gives me a round about cost to repair it & I give the estimate to the home owner."

- Jane S.
repair and replaced my old septic tank

"Gill Septic had repair and replaced my old septic tank and drain field back in 2001. I highly recommend his service. His crew was pleasant, and they did the job according to DE water protection state laws."

- John Mac.
drain field repaired

"I have bought an estate from a family that lived in Magnolia Delaware area that needed the drain field repaired. Not only did Gill Septic repaired my septic drain field but they were able to do a ditch clean out with their heavy-duty equipment."

- Johnathan M.
water laying ontop of my septic tank

"I had notice my backyard had water laying ontop of my septic tank area. After making an appointment for Gill Septic to look it over - I had them fix the problem. "

- Johnny Ice
septic system inspected

"I was looking to buy some property in Magnolia DE area. After having the septic system inspected my real estate agent ask me to call Gill Septic for a septic inspection referral & quote on replacing septic since the system failed inspection. His quote was affordable so I bought the property and had them fix the problems. I was very satisfied."

- Marty F.


Get In Touch With Gill Septic

To protect homeowners it is a Required inspection of all septic systems prior to property transfers. This is a great regulation since it protects homebuyers from acquiring malfunctioning septic systems and helps protect our waterways. Give us a call we are more than happy to talk to you about our quotes, regulations, and permits needed for your county of Kent, New Castle or Sussex. Contact Us | Gill Construction INC

Contact Gill Septic

, Kent County, DE 19953

Phone (302) 270-9166