Slab Leak Detection & Repair in San Marino
Book Slab Leak Detection & Repair in San Marino with a team that picks up the phone and shows up on time.

Slab Leak Detection & Repair in San Marino
Slab leak detection & repair is a specialized plumbing service focused on identifying and fixing leaks that occur within the water pipes embedded in your home's concrete foundation. Property owners in San Marino typically need this service when they notice unexplained increases in their water bill, hear running water sounds when no fixtures are in use, or experience damp spots on their flooring.
Neglecting a slab leak can lead to significant structural damage to your home's foundation, fostering mold growth, and causing extensive water waste. Prompt detection and repair prevent costly long-term damage and ensure the structural integrity of your property.
What's included in Slab Leak Detection & Repair
What you get
One point of contact from quote to cleanup.
Quick turnaround — most San Marino jobs booked within a day or two.
Flat rates you can plan around, with no surprise add-ons.
A team that treats a small job with the same care as a big one.
Serving San Marino & nearby
Our crews work across San Marino and the surrounding Orange County area every week. From The Huntington Library and Old Mill San Marino to the quiet residential streets, San Marino property owners trust Quick Horse Plumbing for Slab Leak Detection & Repair done right the first time.
Serving San Marino and areas near The Huntington Library, Old Mill San Marino, Lacy Park, Crowell Public Library.
How it works
Tell us the job
Call or send a quick note about your Slab Leak Detection & Repair needs in San Marino.
Get a clear quote
We size it up and send a flat price — usually the same day.
We handle it
Our Orange County crew shows up on schedule and finishes clean.
What affects the cost of Slab Leak Detection & Repair
Frequently asked questions
How long does slab leak detection take?
Typically, slab leak detection can take anywhere from 1 to 3 hours, depending on the complexity of your home's plumbing system and the leak's location.
Will my yard or flooring be damaged during the repair?
Our goal is to minimize disruption. While some concrete cutting or minor excavation may be necessary for direct repairs, we prioritize non-invasive techniques like rerouting whenever possible and ensure thorough site restoration.
What are the common signs of a slab leak?
Look out for unusually high water bills, warm spots on your floor, the sound of running water when no faucets are on, or cracks in your foundation or walls.
Is a slab leak covered by homeowner's insurance in San Marino?
Coverage for slab leaks can vary greatly depending on your specific homeowner's insurance policy. It's best to consult directly with your insurance provider to understand your coverage.
Do you work weekends?
We keep flexible hours, including evenings and weekends where we can.
Do you give quotes upfront?
Yes — you get a clear, flat price before any work begins, with no hidden fees.
What Orange County homeowners say
“From scheduling to completion, everything was smooth. A truly professional plumbing company.”
“They installed a new garbage disposal for us. The work was impeccable and they left the area spotless. Fantastic service.”
“Excellent service from start to finish. They replaced our water heater quickly and cleanly. Very happy with the results.”
We stand behind our work with a comprehensive guarantee. If you're not completely satisfied with our plumbing service, we'll make it right.