Leak Detection in Dallas, TX

For leak detection in Dallas, TX, Pure Plumbing finds hidden water leaks behind walls, under slabs, and near foundations before the damage gets worse. We use electronic equipment to pinpoint the leak location, so the repair starts in the right place the first time.

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Hidden Leaks Cause Bigger Problems in Dallas Than You Think

A hidden leak does not stay a plumbing problem for long. Almost every Dallas home sits on a slab foundation, and a slow drip under the structure saturates the clay soil beneath it. When that soil stays wet, it shifts, the slab moves, and issues like cracks, uneven flooring, and mold growth can follow. What starts as a small leak can quickly turn into multiple repair problems.

We use acoustic listening equipment and pressure isolation testing to locate leaks before opening any walls or flooring, avoiding unnecessary damage or guesswork. According to the EPA WaterSense program, household leaks waste nearly 1 trillion gallons of water annually in the United States, and in Dallas, hard water conditions can accelerate pipe corrosion and increase the risk of hidden leaks.

From Detection to Repair in One Visit

Water Leak Repair

Once we locate a hidden water leak, fixing it without tearing apart more of the house than needed is the next step. We handle most water leak repairs within 24 hours of detection.

Learn more about our water leak repair services.

Pipe Leak Repair

We repair copper, PEX, CPVC, and older galvanized lines. After detection, we walk you through whether a spot repair makes sense or whether the system is telling you something bigger is coming.

See how our pipe leak repair service works in Dallas.

Slab Leak Repair

A slab leak is a supply or drain line failure beneath the concrete foundation, and in Dallas it is one of the more common and costly repairs we handle. Repair options depend on location, accessibility, and the overall condition of the plumbing.

Water Line Repair

When the leak is on the main line running between the meter and the house, it is a different job than an interior leak. We locate the break and handle trenching or trenchless work based on what is least disruptive to your yard.

See how our water line repair process works in Dallas.

Not sure where the leak is coming from? We will find it before it reaches the foundation

Signs You May Have a Hidden Leak in Your Dallas Home

Two or more of these together is a strong signal something is running where it should not be:

A water bill that went up without a change in how much water you are using
The sound of running water when every fixture in the house is off
Warm or hot spots on the floor, which often point to a hot water line leaking under the slab
Flooring that has gone soft, wet, or buckled with no water source nearby
A mold or mildew smell in rooms that should be dry
A water meter that keeps ticking with every fixture shut off

Our Step-by-Step Leak Location Process

Pressure isolation test. Dallas municipal pressure often runs at the upper end of code, which is one reason older copper lines develop pinhole leaks earlier than expected. We shut off fixtures and isolate sections of the supply system to figure out which line is losing pressure.
Acoustic listening. We run electronic amplification devices over the floor, walls, or ground to pinpoint the leak within a few inches.

Confirm and mark. We walk you through what we found and explain repair options and cost before any cutting or digging starts.
Targeted repair. We open only what needs to be opened. No guesswork demolition.
Test and close out. We pressure-test the line to confirm the leak is gone before we wrap up.

Areas We Serve Across the Dallas Metro

We are based in Richardson and cover the full Dallas metro. Older neighborhoods in Oak Cliff, East Dallas, and Garland have aging supply lines that develop pinhole leaks more often, while newer builds in Frisco and McKinney still sit on slabs where soil movement and hard water create leak risk over time.

Not on the list? Call us and we will let you know if we cover your area.

What Sets Pure Plumbing Apart

No guesswork demolition. We locate leaks electronically and open only what needs to be opened.
Licensed, bonded, and insured plumbers on every job
BBB A+ rated since we opened in 2013

Service available within 24 hours across the Dallas metro
Upfront pricing before any work begins, no surprises on the invoice
Family-owned company serving Dallas neighbors since 2013

Leak Detection in Dallas, TX: Frequently Asked Questions

The most common signs are warm spots on the floor, running water sounds when nothing is on, a water bill that climbed without explanation, and soft or buckled flooring. If you are seeing two or more, call us and we will confirm with a pressure test before anything is opened up.

Yes. A slow leak under a slab soaks the clay soil beneath the foundation. Dallas sits on expansive clay, which swells when wet and shrinks when dry, putting uneven pressure on the slab and causing cracking and shifting over time.

We start with a pressure test to confirm which line is losing pressure. Then we use acoustic listening equipment that picks up the sound of water escaping through concrete, soil, or wall material, sensitive enough to narrow the location to within a few inches without opening anything first.

Yes. We handle detection and repair. Most repairs are completed within 24 hours. For slab leaks that need a full reroute, we schedule the repair as a follow-up if it cannot be finished in that window.

Three things stack up: almost all Dallas homes are slab-on-grade, the hard water corrodes copper and galvanized pipes from the inside, and the expansive clay soil shifts with the seasons, stressing pipes embedded in or under the concrete.

Plumbing Services We Offer

Customer Testimonials

"Words cannot express our gratitude to Jacob and his team for their efficiency, courtesy, and outstanding professionalism in dealing with a pretty serious leak. Jacob came up with solutions that were the least evasive and cost effective. Thank you Pure Plumbing."

– Neil T.

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Pure Plumbing

Leak Detection in Dallas, TX

Hidden Leaks Cause Bigger Problems in Dallas Than You Think

From Detection to Repair in One Visit

Water Leak Repair

Pipe Leak Repair

Slab Leak Repair

Water Line Repair

Signs You May Have a Hidden Leak in Your Dallas Home

Our Step-by-Step Leak Location Process

Areas We Serve Across the Dallas Metro

What Sets Pure Plumbing Apart

Leak Detection in Dallas, TX: Frequently Asked Questions

How do I know if I have a slab leak in my Dallas home?

Can a hidden leak damage my foundation in Dallas, TX?

How does electronic leak detection work?

Does Pure Plumbing repair the leak after finding it?

Why are slab leaks so common in Dallas, TX?

Plumbing Services We Offer

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