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Find Septic system installers and replacers in South Dartmouth

Avatar for South Shore Excavation
South Shore Excavation
5.0(
16
)

Serving South Dartmouth, MA and surrounding areas

Approved

In business since 2021

Free estimates

Warranties offered

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers' needs. It is our mission to provide excellent workmanship, and complete customer satisfaction from start to completion of a project. In order to understand the needs, and expectations of our customers, we take great care to work, and communicate with every customer with an owner on-site in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

Garage
Garage floor Demo
Garage floor revamp
Garage redig
Garage floor prep for new concrete

+82

Response time1 day
2 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Linny Constructions Inc
Linny Constructions Inc
5.0(
3
)

Serving South Dartmouth, MA and surrounding areas

Approved

In business since 2025

Free estimates

Offers commercial services

At Linny Constructions Inc, we provide high-quality excavation and septic services with a commitment to honesty, transparency, and precision. Serving Southeastern Massachusetts and Cape Cod, we treat every project—from residential backyard grading to large-scale commercial site prep—as if it were our own property.\nOur Specialized Services:\nSeptic Systems: Expert installation, replacement, and repairs for both homes and businesses.\nExcavation & Grading: Major resloping and site leveling to ensure proper drainage and a solid foundation.\nSite Preparation: Comprehensive land clearing and building site prep for new commercial and residential construction.\nFully licensed and insured, our team works closely with homeowners and property managers to ensure every job meets local regulations and is "done right the first time". We take pride in our clear communication, reliable timelines, and professional results.\nContact us today for a free estimate on your next project!

Septic system
Excavation
1 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Stephen A Almeida Plumbing Co
Stephen A Almeida Plumbing Co
4.9(
65
)

Serving South Dartmouth, MA and surrounding areas

In business since 2011

Free estimates

Credit card accepted

"If we ran water in our kitchen sink or in our downstairs bathroom, our shower downstairs would start filling with water. He came to the house, diagnosed the problem, and solved it in less that an hour. Stephen was very nice to work with and we will definitely be calling him again. THANKS AGAIN!!
Joe
"
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+2

Recommended by100%of homeowners
Avatar for A.C.E. Excavation
A.C.E. Excavation
4.9(
5
)

Serving South Dartmouth, MA and surrounding areas

In business since 2018

Free estimates

Emergency services offered

At, A.C.E Excavation, our company is based on the belief that the needs of our customers are of the utmost importance. Our team is committed to meeting those needs. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote.

Plymouth ma septic
Plymouth septic install
Plymouth septic install
Plymouth septic install
Plymouth septic install

+26

Response time2 days
Recommended by100%of homeowners
Avatar for Primos LLC
Primos LLC
5.0(
8
)

Serving South Dartmouth, MA and surrounding areas

In business since 2010

Free estimates

Emergency services offered

Primos offers Commercial/Residential Concrete patios/driveways/stamped and decorative, Asphalt Paving/Sealcoating, Paver Patios and Retaining Walls. We also offer excavating and drainage, plus sewer line replacements. \nWe will offer the best price with fast, reliable, and professional service. Our customers are our number 1 priority. We listen to exactly what you looking for and we will make sure you are happy before we leave.\n

Recommended by100%of homeowners
Avatar for LMH CONSTRUCTION GROUP LLC
LMH CONSTRUCTION GROUP LLC
4.9(
18
)

Serving South Dartmouth, MA and surrounding areas

In business since 2011

Free estimates

Credit card accepted

"A sincere thank you for our years of successful partnership I am writing to express my sincerest gratitude for the outstanding service and partnership we have shared over the years. Your unwavering professionalism, expertise, and commitment to excellence have been instrumental to our success. Throughout our collaboration, we have always been able to count on LMH Construction Group, LLC for exceptional quality, problem-solving, and reliable project management on every project. Your team's dedication to meeting our needs, often under tight deadlines, has not gone unnoticed and is a true testament to your hard work and integrity. I'm particularly grateful for your patience, understanding, and willingness to adapt to all the challenges associated with working with REO properties. "...your work on the Septic System w/Micro Fast System in Hanson was a great example of your team's attention to detail, which helped us achieve a result that exceeded expectations." "...the way your team handled"
Master Bath Renovation
Response time9 hrs
3 neighbors recently requested a quote
Avatar for American Home Shield – Home Warranty
American Home Shield – Home Warranty
3.5(
5,688
)

Serving South Dartmouth, MA and surrounding areas

In business since 1971

Credit card accepted

"AHS is ok. They cover repairs of most everything under the roof of your house. The companies that contract with them are not always the best. You call AHS with the issue, they send a fax to the repair company and give you the contact info. If they don't contact you within 24 hours, you call them. Sometimes they answer, sometimes they don't. When they arrive (usually three days or so later), they service the item. if it has issues within the 90 days, you call AHS again, they are sent out with no charge. If the serviceman decides the unit is unrepairable, AHS will allow you to choose a replacement from their listing (usually not as good as what you have) they will install and remove your old item, or give you wholesale amount to buy and install your own. Prices vary on what you want covered and what you want the copay to be, plus where you live. For me it is 49.99 per month with a 75.00 time of service order. You can have more than one item serviced at the same time under the same fee. If you have a SEAR product the repair guys are great. Not that wild about the other ones they send out. But it is a big savings compared to calling someone on your own. The cost of service is only the 75.00 copay."
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+2

Recommended by65%of homeowners
Graceway Industries
5.0(
1
)

Serving South Dartmouth, MA and surrounding areas

In business since 2000

Free estimates

Credit card accepted

With years of experience serving Rehoboth and surrounding areas, Graceway Industries is your solution for all your septic needs. We take great pride in our extreme professionalism, timeliness and superior customer service on every job. We make sure to develop a lasting relationship so that the next time service is needed there will be no question on who to call. Satisfaction guaranteed!

Response time3 hrs
Recommended by100%of homeowners
Showing 1-10 of 23
FAQs for septic system installation and replacement projects in South Dartmouth, MA

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 South Dartmouth, MA 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.