Full-Service Septic Company in Dagsboro, DE | McMullen Septic Service, Inc.

Your Trusted Septic Experts for Cleaning, Repairs & Installations in Dagsboro


When it comes to reliable, professional septic services in Dagsboro, DE, McMullen Septic Service, Inc. is the name local homeowners and businesses trust. As a full-service septic company, we proudly provide comprehensive septic tank cleaning, expert repairs, and new system installations to keep your property running efficiently and safely.

Complete Septic Services in Dagsboro, Delaware


Whether you're dealing with a full tank, a system backup, or planning a new build that needs a septic system from the ground up, our licensed and experienced team has you covered. McMullen Septic offers:


✅ Septic Tank Pumping & Cleaning

✅ Septic System Inspections

✅ Drain Field Repairs & Replacements

✅ New Septic System Design & Installation

✅ Routine Maintenance Plans

✅ Emergency Septic Repairs


We’ve been proudly serving Sussex County since 1953 and always focus on fast response times, honest service, and lasting results.


Why Dagsboro Residents Choose McMullen Septic


🛠 Full-Service Septic Solutions

📅 Flexible Scheduling & Prompt Service

👷‍♂️ Licensed, Bonded & Insured Technicians

📍 Local Knowledge of Dagsboro Soil & Permitting Requirements

🧼 Clean, Courteous Service From Start to Finish


Whether you’re a homeowner, property manager, or contractor in Dagsboro, our team is equipped to handle jobs of any size with precision and care.

Serving All of Dagsboro & Nearby Areas

We understand the unique septic needs of rural and suburban properties throughout Dagsboro. From regular pumping to new system installs, we provide dependable solutions that meet state and local regulations. Let us help protect your home, your health, and your environment with top-tier septic services.

Schedule Septic Service in Dagsboro, DE


Don’t wait for your septic system to back up or fail. Keep things flowing smoothly with help from the experts at McMullen Septic Service, Inc.



📞 Call Us Today:

Seaford Office: 302-684-6221

Rehoboth Beach Office: 302-684-2909

📧 Email: office@mcmullenseptic.com


McMullen Septic Service, Inc. – Proudly providing reliable, affordable septic services in Dagsboro, DE and throughout Sussex County since 1953.