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Find Septic system installers and replacers in Smithtown

Avatar for The Honest Cesspool Company
The Honest Cesspool Company
5.00(
281
)

Angi Approved

Super Service Award Winner

Free estimates

Emergency services offered

Warranties offered

"I had a significant drainage issue and Joe came over pretty fast. Told him the issue and we worked out the right plan of attack. Joe’s incredibly knowledgeable about his trade and knows the right way of doing it. Cleared up my immediate issue but discovered a bigger issue. We are definitely having him take care of our bigger issue at a later date. Guys like him know his trade and live up the business name, honest Joe! It’s goes along way. If you’re reading this review, hire him! Thanks again Joe "
Recommended by87%of homeowners
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MR PUMP CESSPOOL & INSTALLATION
1.00(
1
)

In business since 1985

Free estimates

Emergency services offered

"SCAM..SCAM ...SCAM , HE WILL STEAL YOUR MONEY AND DO SCAM YOU. DOTTI K., YOU ARE FAKE TO RECOMMEND THIS COMPANY, YOU WORK FOR THIS COMPANY, WOULD YOU LIKE ME TO POST YOUR PHONE NUMBER THAT YOU ANSWER : MR. PUMP. I FILLED A COMPLAINT WITH SUFFOLK COUNTY, BBB AND IRS. I WILL KEEP ON POSTING BAD REVIEWS AND WARN PEOPLE ABOUT YOU TILL YOU GIVE ME BACK MY $200 SCAMMERS."
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4th Ave Heating & Cooling
New to Angi

Emergency services offered

Our plumbers are capable of replacing, supplying, and installing any plumbing appliance and its interior such as toilets, showers, tubs, sinks, faucets, etc. We clear small to large drains and main sewer lines, repair pipes, and water heaters, and install new lines. Our heating technicians are capable of repairing, replacing, and installing any heating unit and appliance such as water heaters, boilers, furnaces, radiators and stoves. We do oil to gas conversions, run gas lines, and adjust gas pressure. Our technicians are fully capable of repairing, installing, and maintenance of HVAC split systems, central air units, compressors, and trane units. We will keep your home or business cool for the entire summer and summers to come.

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CB Plumbing and Heating
New to Angi

Emergency services offered

Call us today! Available 24/7/365. Ready willing and able to help with whatever problem that might arise day or night. Call us today to schedule an appointment.

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Emergency Plumbing
New to Angi

Licensed Plumber with over 30 years experience providing all plumbing heating sewer and drain services. Customer list includes Residential, Commercial, Management Companies, Development companies requiring property Maintenance.

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Edison Plumbing & Heating Corp.
New to Angi

In business since 2013

Emergency services offered

Plumbing & Heating

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FAQs for septic system installation and replacement projects in Smithtown, NY

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 Smithtown, NY 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.

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