Long Island · Pipe & Drain
Leak Detection in Long Island
Find it before it finds your ceiling. Serving homeowners throughout Long Island, from Hempstead to Port Washington.
Long Island's postwar single-family developments and larger suburban lots bring a different set of common calls than the five boroughs — think oil-to-gas boiler conversions and well-established septic-adjacent sewer questions in eastern Suffolk. Predominantly postwar single-family suburban homes on larger lots across Nassau and Suffolk County, with a mix of municipal and septic-adjacent systems further east. When it comes to leak detection, that context shapes how we approach every job in Long Island — from the tools we bring to the diagnostic steps we take first.
Hidden leaks behind walls, under slabs, or within ceiling cavities are difficult to locate by guesswork alone. We use acoustic listening devices, moisture meters, and thermal imaging to pinpoint the source before recommending any repair. In Long Island specifically, we regularly see oil-to-gas boiler conversions in original postwar homes and longer sewer and water line runs on larger suburban lots, both of which factor into how we diagnose and price leak detection calls in the area.
Warning Signs
Signs You Need Leak Detection in Long Island
Water bill has increased with no change in usage
Sound of running water with all fixtures off
Warm or damp spots on floors near hot water lines
Mold, mildew smell, or peeling paint with no obvious source
Our Process
How It Works
Water usage check
We confirm active water loss using the meter and isolate which system is affected.
Acoustic & thermal scanning
Specialized equipment listens for and images the leak's likely location.
Location confirmation
We narrow the leak to a specific section before any opening is made.
Repair recommendation
You receive a clear plan for repair with minimal disruption.
Coverage
Long Island Neighborhoods We Serve
Our Work
Before & After
Before: Leak Detection in Long Island
After: Leak Detection in Long Island
Reviews
What Long Island Homeowners Say
“I had a leak in my living room ceiling and couldn't figure out where it was coming from. Keon and his employee showed up quickly after I reached out. They were professional, patient, and took the time to explain everything to me.”
Lisa B.
Brooklyn, NY · Pipe Repair
“Worked on the complicated pipes in our 125-year-old home. We were satisfied with the work and would hire again.”
Makeba D.
Brooklyn, NY · Pipe Repair
“Keon was able to come the same day. He was very meticulous pinpointing the issue and tried to be as minimally invasive as possible.”
Elias Z.
Brooklyn, NY · Pipe Repair
FAQ
Frequently Asked Questions
In most cases, yes — acoustic and thermal detection locate the leak with little to no exploratory demolition.
An unexplained rise in your water bill or the sound of running water with fixtures off are the two most common indicators.
Yes, we regularly locate leaks running beneath concrete slabs using specialized listening equipment.
Most detection visits take one to two hours depending on the size of the home and complexity of the plumbing layout.
Yes, we serve homeowners across Long Island, including Hempstead, Garden City, Levittown, Huntington, and every neighborhood in between.
Related Services
Other Services in Long Island
From the Blog
More on Leak Detection
Toilet Installation Guide: What Homeowners Should Know
A rocking or leaking toilet almost never means you bought the wrong one — it usually comes down to installation details.
Emergency Plumbing Checklist: What to Do Before Help Arrives
The first five minutes of a plumbing emergency matter more than people realize. Here's what to do.
Signs Your Home Still Has Galvanized Pipes
If your home was built before the 1960s, there's a good chance galvanized steel is still part of your plumbing.
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