Leak Detection And Repair in Greater San Antonio
Find and fix leaks fast with trusted local plumbers. We locate hidden leaks, repair slab and ceiling leaks, and protect your home from water damage. Cost can vary by access and pipe material. Serving the Greater San Antonio Area, including San Antonio, New Braunfels, and Boerne. Rated 4.8 from 7,590 reviews. Call to schedule or book online today.
Why Choose Us
Texas licensed plumbers
Texas licensed plumbers. RMP-45206 responsible master plumber on staff.
Family-owned since 2004
Family-owned, serving Texas homes since 2004.
Upfront, clear pricing
Upfront pricing with written options before work begins.
Satisfaction guaranteed
100% satisfaction guarantee.
Proven local reputation
4.8 rating from 7,590 reviews.
What Our Customers Say
speed
“Found the leak fast and fixed it same day.”
quality
“Pinpointed the issue and saved us thousands.”
professionalism
“On site within an hour and very professional.”
Slab leak detection cost is not a flat price; a licensed plumber confirms pricing after an on-site inspection because access, location, and repair approach drive the total. The biggest swing is how easy the leak is to reach without opening large sections of concrete. We handle slab leaks in homes around Castle Hills regularly and use advanced locating tools to minimize unnecessary digging. We offer a free in-person estimate for slab-leak work, and a $75 off any repair special may apply after diagnosis.
When estimating, pros look at:
- Detection method needed (acoustic, thermal, or camera locating)
- Access strategy (small spot repair vs tunneling) and concrete thickness
- Pipe material/age and whether multiple leaks are present
- Water damage mitigation and restoration scope, plus after-hours urgency
If water is actively running or pooling, shut off the main valve and call for emergency service right away.
Updated: 2026-07-01
Need help in Castle Hills, TX? Call (210) 489-1389 or book online. "They came out within 4 hours of me calling, found the leak right away, repaired it on site." — Jennifer W.
Plumbing leak repair costs vary widely because pricing depends on where the leak is, how accessible it is, and the materials involved, and final cost is confirmed only after an on-site inspection. The biggest cost driver is access to the pipe—opening concrete slabs or finished walls takes more time and labor than repairing an exposed line. Most jobs include pinpoint leak detection plus the actual fix; we offer free in-person estimates and a free second opinion on plumbing repairs. Our plumbers handle these issues routinely in the Lackland AFB area with 24/7 emergency response available.
What can increase or decrease the total:
- Slab leaks that require concrete break-out versus surface-level repairs
- Opening ceilings or tiled walls and the patching scope afterward
- After-hours emergency dispatch and any separate water-damage restoration
If you suspect a leak, shut off water to the affected area and schedule an in-person estimate so a technician can verify the source and options.
Updated: 2026-06-17
Need help in Lackland AFB, TX? Call (210) 489-1389 or book online. "They came out within 4 hours of me calling, found the leak right away, repaired it on site." — Jennifer W.
Water leak detection in a home combines meter verification, visual checks, and specialized electronic tools to pinpoint hidden leaks with minimal disruption. Pros usually start by confirming an active leak at the water meter, then use acoustic listening, thermal or moisture sensing, and camera inspections to track the exact source before opening any walls or floors. We use the latest technology to quickly and accurately locate the source so repairs can begin right away. Technicians often see slab leaks under concrete foundations; in our area, we bring that experience to local homes without guesswork. If you see active water intrusion or ceiling sagging, treat it as urgent.
Look for these confirmation signs and next steps:
- Meter still moving after you turn off all fixtures and appliances
- Water spots on ceilings or walls
- Mildew or mold growth indoors
- Pooling water around the foundation or unexplained higher water bills
Shut off the main water valve if water is entering the home and call a licensed plumber to prevent further damage.
Updated: 2026-09-02
Need help in Atascosa, TX? Call (210) 489-1389 or book online. "They came out within 4 hours of me calling, found the leak right away, repaired it on site." — Amanda D.
Slab leak detection and repair costs vary by the leak’s location, access, and damage, so a technician must inspect first. We provide an on-site assessment and a free estimate before work begins. Our Elmer Cam HD camera (200 ft fiber-optic) helps locate leaks accurately with minimal digging, which can help control repair costs. We stock thousands of parts for same-day repairs and offer 24/7 emergency service. We serve San Antonio, Schertz, New Braunfels, and nearby.
Updated: 2025-12-10
Need help in San Antonio, TX? Call (210) 664-4358 or book online.
Look for water stains, bubbling paint, musty odors, or an unexpected spike in your water bill. To pinpoint hidden leaks in San Antonio–area homes, we use the Elmer Cam (an HD camera on 200 ft of fiber‑optic push‑wire) to locate issues accurately with minimal opening of walls or ceilings. We offer 24/7 emergency plumbing and often complete on‑site repairs the same day.
Quick checks:
- Turn off all fixtures; if the meter still moves, you have a hidden leak.
- Isolate areas by closing individual shut‑offs.
- Listen for hissing and feel for damp or warm spots.
Updated: 2025-12-19
Need help in Bergheim, TX? Call (210) 664-4358 or book online.
"He was able to pinpoint the issue, get supplies and fix my leak same day." — Teneysha H.
You can fix a simple water leak yourself safely in limited cases, but hidden or structural leaks should be left to a licensed plumber. Most safe DIY leaks are at fixtures or supply hoses where a washer, cartridge, or packing nut needs attention. Anything behind walls, in ceilings, or under the slab can spread fast and cause mold or foundation damage. We often see this in the Fair Oaks Ranch area and use modern locating tools to avoid unnecessary tear outs. If the situation is urgent, emergency help is available 24/7.
DIY is usually okay when:
- A faucet, showerhead, or toilet supply hose drips and tightens or swaps with basic tools.
- A running toilet needs a flapper or fill-valve replacement.
- A loose compression fitting seeps and stops after gentle snugging.
Call a pro fast if:
- The water meter moves with all fixtures off.
- You notice warm floors, pooling at the foundation, moldy smells, or wet walls/ceilings.
- Water is actively dripping through a ceiling or a pipe bursts.
If you are unsure, shut off the main water valve before inspecting further.
Updated: 2026-07-29
Need help in Fair Oaks Ranch, TX? Call (210) 489-1389 or book online.
Yes, a slab leak can be fixed without replacing the entire slab. Most slab leaks start with a break in a water line beneath the concrete, so the fix targets the pipe, not the foundation. We use the latest technology, including HD camera inspections, to quickly locate the source and plan the least invasive repair. This is routine work for our licensed team serving homeowners in the Natalia area. The exact approach is confirmed after an on-site assessment, and we provide a free estimate for slab leak detection and repair. If water is actively pooling or you hear water running with fixtures off, shut off the main and call a plumber.
- Watch for these early signs of a slab or hidden leak:
- Water spots on ceilings or walls
- Mildew or mold odors or growth
- Pooling water around the foundation
- An unexplained jump in your water bill
Updated: 2026-05-27
Need help in Natalia, TX? Call (210) 489-1389 or book online. "They came out within 4 hours of me calling, found the leak right away, repaired it on site... Super happy with the service from Elmer's." — Jennifer W.
Yes, you can use epoxy putty or self-fusing tape as a temporary patch for a minor pipe leak, but it is not a permanent repair. Most leaks start at corroded joints or pinholes, and patches often give way when the pipe reheats or pressure cycles. Dry the pipe, roughen the surface, and relieve pressure for the best short-term hold. In our day-to-day work around Canyon Lake, we find DIY patches buy time but don’t fix the failed section. A licensed plumber can pinpoint the source and replace damaged pipe to prevent hidden water damage and mold.
Use a quick patch only when:
- A small pinhole drip is on a visible straight run and you can throttle water.
- The leak is not at a fitting, valve, or crack along a seam.
- You need a stopgap until a scheduled repair.
Call a pro now if you see:
- Active spray, soaked ceilings or walls, or pooling at the foundation.
- Hot-water line leaks near the heater or any slab-leak signs.
- A moving water meter with all fixtures off or an unexplained bill spike.
After any temporary patch, keep the area dry and check it hourly until a permanent repair is completed.
Updated: 2026-06-24
Need help in Canyon Lake, TX? Call (210) 489-1389 or book online. “They came out within 4 hours of me calling, found the leak right away, repaired it on site, and helped set up evaluation with a restoration company to assess the water damage.” — Jennifer W.
Still have questions?
Have questions or need service? Contact our team today to discuss your needs, request a quote, or schedule an appointment.
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Medina
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Pearsall
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Boerne
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Windcrest
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Atascosa
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