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# Plumber Smith Town: Plumber Smithtown is a licensed and insured plumbing company serving Smithtown, NY and western Suffolk County. We provide 24/7 emergency plumbing, drain cleaning, water heater repair and installation, sewer line repair, leak detection, sump pump services, cesspool pumping, and gas line work. Based in Smithtown, we offer same-day service and aim to respond to emergencies within 60 minutes. Call (631) 663-7805.

## Sitemaps
[XML Sitemap](https://plumbersmithtown.com/sitemap_index.xml): Includes all crawlable and indexable pages.

## Posts
- [How to Shut Off Your Water in an Emergency (Smithtown Homeowners’ Guide)](https://plumbersmithtown.com/why-is-my-water-heater-leaking-common-causes-and-what-homeowners-should-do/): A leaking water heater is not a plumbing problem homeowners should ignore. Even a small amount of water around the tank can indicate a failing component, excessive pressure, corrosion, or a more serious problem developing inside the unit.
- [How to Shut Off Your Water in an Emergency (Smithtown Homeowners’ Guide)](https://plumbersmithtown.com/how-to-shut-off-your-water-in-an-emergency-smithtown-homeowners-guide/): A pipe bursts at 2 am. A supply line under your sink lets go while you're at work. Your water heater starts gushing from the bottom. In any of these situations, every minute that water runs freely is worth hundreds of dollars in damage to flooring, drywall, framing, and everything in them.
- [Cesspool vs. Septic System: What Smithtown Homeowners Need to Know](https://plumbersmithtown.com/cesspool-vs-septic-system-what-smithtown-homeowners-need-to-know/): If you've bought, sold, or renovated a home in Smithtown, you've probably encountered the question: Does this property have a cesspool or a septic system? Many homeowners use the terms interchangeably. They're not the same thing, and the distinction matters for maintenance, cost, legal compliance, and what happens when something goes wrong. This guide breaks down exactly what you're dealing with and what every Smithtown homeowner on private waste disposal needs to know.
- [Why Smithtown Homes Have So Many Sump Pump Problems (And What to Do About It)](https://plumbersmithtown.com/why-smithtown-homes-have-so-many-sump-pump-problems/): If you've lived in Smithtown for any length of time, there's a good chance you've dealt with a sump pump failure, or at least know a neighbor who has. It's not bad luck, and it's not a coincidence. Smithtown homeowners face a specific combination of geographic and structural conditions that put their sump pumps under more stress than virtually any other type of home system. Understanding why this happens is the first step to protecting your basement and your property.

## Pages
- [Gas Line Services](https://plumbersmithtown.com/gas-line-services/): Gas line work is not in the same category as other home repairs. A mistake with a drain line causes a leak. A mistake with a gas line can cause a fire, an explosion, or carbon monoxide buildup that kills silently. In New York, gas line installation and repair must be performed by a licensed professional, and for good reason. Our licensed plumbers handle gas line installation, repair, rerouting, and inspection for residential properties throughout Smithtown and Suffolk County, with the precision and accountability this work demands.
- [Cesspool & Septic Services](https://plumbersmithtown.com/cesspool-septic-services/): A large portion of homes in Smithtown and across Suffolk County are not connected to municipal sewer lines. If your property runs on a cesspool or septic system, routine maintenance isn't optional. It's the difference between a system that runs quietly for decades and one that backs up into your home or fails at the worst possible time. Our licensed plumbers provide cesspool pumping, inspections, and maintenance for residential and light commercial properties throughout Smithtown and the surrounding Suffolk County area.
- [Sump Pump Installation & Repair](https://plumbersmithtown.com/sump-pump-installation-repair/): Smithtown sits on one of Long Island's highest water tables. That's not a minor detail. It means your basement is under constant hydrostatic pressure, and when a storm hits or the ground becomes saturated, a working sump pump is the only thing standing between your foundation and serious water damage. If your pump is old, running constantly, or has failed entirely, that's not a problem to sit on. Our licensed plumbers install, repair, and replace sump pumps across Smithtown and Suffolk County, including battery backup systems that keep working when the power goes out.
- [Toilet, Sink & Fixture Installation](https://plumbersmithtown.com/toilet-sink-fixture-installation/): Whether you're upgrading a bathroom, replacing a worn-out kitchen faucet, or finishing a full remodel, proper fixture installation isn't a job to cut corners on. A poorly installed toilet can leak silently for months. A badly connected sink line can cause water damage behind your walls before you ever notice a problem. Our licensed plumbers in Smithtown handle toilet, sink, and fixture installations the right way, tight connections, correct seating, and everything tested before we leave your home.
- [Leak Detection & Pipe Repair](https://plumbersmithtown.com/leak-detection-pipe-repair/): A hidden leak doesn't announce itself. It quietly destroys drywall, rots subfloors, and inflates your water bill until the damage is impossible to ignore. If something feels off with your plumbing, an unexplained spike in your water bill, the sound of running water when nothing's on, damp spots on walls or ceilings, don't wait. Call our licensed plumbers in Smithtown, NY for professional leak detection and pipe repair before a small problem becomes a major restoration project.
- [Sewer Line Repair & Replacement](https://plumbersmithtown.com/sewer-line-repair-replacement/): A failing sewer line is one of the most serious plumbing problems a Smithtown homeowner can face. Left unaddressed, it means sewage backing up into your home, damage to your foundation, and a yard that becomes a health hazard. At Plumber Smithtown, we diagnose and repair sewer line problems throughout Smithtown, NY, and Suffolk County, using camera inspection technology to find the exact problem before we recommend a single dollar of work.
- [Water Heater Repair and Installation](https://plumbersmithtown.com/water-heater-repair-and-installation/): When your water heater fails, it doesn't just mean cold showers. It disrupts your entire household. We repair and install all types of water heaters for homeowners throughout Smithtown, NY, and Suffolk County. Whether your unit is leaking, not heating, or simply past its lifespan, we'll diagnose the problem fast and give you honest options, repair or replace, with upfront pricing before we touch anything.
- [Drain Cleaning](https://plumbersmithtown.com/drain-cleaning/): A slow drain might seem like a minor nuisance, but it's usually a sign of a deeper blockage that's only going to get worse. We provide professional drain cleaning services for homeowners and businesses throughout Smithtown, NY and the surrounding Suffolk County communities. We clear the clog completely, not just enough to get water moving again.
- [Emergency Plumbing](https://plumbersmithtown.com/emergency-plumbing/): When a pipe bursts at 2 AM or sewage backs up on a Sunday morning, you don't have time to scroll through reviews. You need a licensed plumber who picks up the phone, shows up fast, and fixes the problem correctly the first time.
- [FAQ](https://plumbersmithtown.com/faqs/): What kind of services do you offer?
- [Contact Us](https://plumbersmithtown.com/contact-us/): 6 Gorham Ln, Smithtown, NY 11787
- [Our Services](https://plumbersmithtown.com/our-services/): We offer a full range of residential and commercial plumbing services across Smithtown and Suffolk County. Here's what we handle:
- [About Us](https://plumbersmithtown.com/about-us/): There's no shortage of plumbers on Long Island. What's harder to find is one that shows up when they say they will, charges what they quoted, and actually knows the difference between a corroded cast-iron lateral in a 1960s Smithtown ranch and a hard-water-clogged tankless unit in a newer Nesconset build.
- [Home](https://plumbersmithtown.com/): When a pipe bursts at midnight or your water heater gives out before a cold Long Island winter morning, you need a plumber in Smithtown who actually picks up the phone. We provide fast, reliable plumbing services throughout Smithtown, NY, and the surrounding Suffolk County communities, including Kings Park, Nesconset, Hauppauge, St. James, and Commack.
- [Privacy Policy](https://plumbersmithtown.com/privacy-policy/): Effective Date: June 1, 2026 Last Updated: June 1, 2026