HOMEOWNER RESOURCES
Slab Leak Warning Signs: What They Mean and What They Don't
The phrase “slab leak” describes a plumbing leak beneath or near a concrete slab, but homeowners often encounter symptoms before they know the location or cause.
Symptoms Are Clues, Not a Diagnosis
Unexplained Water Use
A higher-than-expected water reading can be a reason to investigate, but fixtures, irrigation and other water use must also be considered.
Sound of Water With Fixtures Off
Flow sounds can suggest water movement, but the source needs to be identified before assuming it is below the slab.
Warm or Damp Flooring
A warm floor area can be associated with a hot-water-line leak, while dampness can have multiple plumbing and non-plumbing causes. Neither symptom is a stand-alone diagnosis.
Moisture at Baseboards or Flooring
Water can travel from its source. The visible wet area may be some distance from the actual plumbing failure.
What Professional Evaluation May Include
- review of symptoms and water use
- inspection of accessible fixtures and piping
- pressure/isolation testing
- acoustic listening
- moisture measurement
- thermal surface imaging when useful
- targeted confirmation before repair
Repair Options & Next Steps
Depending on conditions, the solution may be a local repair, a reroute/bypass or a broader repiping evaluation.
Learn how leak investigation narrows possible causes and how slab-leak repair choices depend on the findings.
Learn About Slab Leak Repair Learn About Leak Detection Read the Repiping GuideLET’S FIND THE RIGHT NEXT STEP
Need Help With a Plumbing Problem?
Tell us what you are experiencing and where the property is located. We’ll confirm service availability and help determine the right next step.
Prefer to book online?
Book Online (opens in a new tab)
