Top-rated septic system installers and replacers.

Get matched with top septic system installers and replacers in Dover, OH

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Septic system installers and replacers in Dover

Avatar for Bosley Drain And Septic
Bosley Drain And Septic
5.0(
12
)

Serving Dover, OH and surrounding areas

Angi Approved

In business since 2025

Free estimates

Small jobs welcome

"Bosley was absolutely awesome! They were professional and super knowledgeable about our septic issues. They were the only company to come same day and help with our emergency! Super fast and efficient!! "
6 neighbors recently requested a quote
Recommended by8%of homeowners
Avatar for Beck Electric, Generators & Plumbing
Beck Electric, Generators & Plumbing
4.1(
38
)

Serving Dover, OH and surrounding areas

Angi Approved

In business since 2007

Free estimates

Emergency services offered

"All work was done as promised at the price quoted. The technicians were professional and courteous. I am very satisfied and would not hesitate to hire them again or to recommend their services to anyone. "
Rheem Water Heater
Rheem Water Heater
Rheem Water Heaters
24 neighbors recently requested a quote
Recommended by65%of homeowners
Avatar for Rock River Land Service
Rock River Land Service
5.0(
1
)

Serving Dover, OH and surrounding areas

Angi Approved

In business since 2020

Free estimates

Small jobs welcome

"Very professional and prompt service. Called me back right away and showed up exactly when he said he would for an urgent excavation at our farm. Toby does really great work. Treated us, our land and project with the utmost respect. He involved us in the plan and made certain we were pleased with the results. Will definitely hire him again."
Footers
Footers
Response time6 hrs
Recommended by100%of homeowners
FAQs for septic system installation and replacement projects in Dover, OH

The smallest standard septic system uses a 500-gallon tank, which costs between $875 and $1,150 installed. This size works well for single-occupant dwellings with minimal wastewater production. However, many local regulations specify minimum tank sizes, so check with your building department before committing to this compact option. Some jurisdictions require at least 750 gallons regardless of home size to ensure adequate waste processing capacity.

The installation timeline varies based on site conditions, permit processing, and contractor schedules. The process includes obtaining permits, conducting soil tests, excavation, tank placement, leach field construction, and final connections. Weather conditions, soil challenges, and inspection scheduling can all affect the overall timeline. It's wise to begin planning well in advance of when you need the system operational.

The most economical approach is to install a conventional anaerobic system with a plastic tank. To minimize costs while maintaining legality, obtain multiple quotes from licensed installers, consider scheduling during their slower seasons, and handle basic site preparation yourself. Never skip permits or required testing to save money—illegal installations can result in significant fines and mandatory removal, ultimately costing far more than doing it right initially.

Regular pumping helps prevent system failures and extends operational life. Most small systems require pumping every three to five years, though frequency depends on household size and usage patterns. Pumping services cost between $290 and $530, making this maintenance expense relatively minor compared to potential repair costs ranging from $500 to $2,600 for neglected systems. Establishing a regular maintenance schedule based on your installer's recommendations helps avoid costly emergency services.

The Dover, OH homeowners’ guide to septic system installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.