Garland
Slab Leak Repair and Replacement in Garland, TX
A water bill that climbs while the household stays the same is how many Garland slab leaks are first noticed. The city’s slab houses are mostly 40 to 70 years old, and many have copper under the floor. Call and we’ll connect you with a local crew. We connect callers in Garland with local crews for slab leak repair and replacement.
Tell us how much it changed and when.

When the bill is the first sign
A leak under a slab does not show on the floor for weeks, at times months. Water escapes below the concrete and drains into the soil, so nothing stains a wall or lifts a tile. What changes is the usage line on the water bill. A modest leak adds a few thousand gallons a month. A larger one can double the bill.
Compare the same month of last year. In summer, irrigation raises use, so winter months are the cleaner test. A winter bill well above last winter’s, with the same people in the home, means water is going somewhere. A bill does not say where. The meter does, in part: shut off everything and monitor the dial. See a high water bill from a hidden leak.
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Soil under Garland
Garland sits northeast of Dallas, on the Blackland clay that runs through much of North Texas. Most of its housing went up from the 1950s through the 1980s, in one-story slab subdivisions spreading out from the center toward Lake Ray Hubbard and the Rowlett side. Many of those homes were built with copper supply lines under the slab.
The clay swells in wet years and shrinks in dry spells. A slab rides that movement slowly. The lines in or below it are stiff and feel it as repeated strain at elbows, tees and footing crossings. Over decades the wall of a copper line can thin from the outside until a pinhole opens. That is why leaks cluster in homes of a certain age rather than in newer ones.
Copper under 1960s and 1970s slabs
Hot lines tend to go first. Heat adds expansion on top of ground movement, and the line runs from the heater across the full width of the slab. A leak there gives off warmth, so some Garland homeowners notice a warm patch close to a hall or a kitchen before they look at the bill. Both signs point the same direction.
A repair fixes the break, not the remaining line. Houses with original copper commonly leak again. After a second leak a technician may talk through rerouting lines through the attic or repiping. See copper pipe leaks under the slab.
A local crew describes what happens next.
Locating the leak
The technician isolates the hot and cold sides to see which is losing water, pressure tests the suspect line and listens along the floor with acoustic equipment. Thermal imaging can follow a warm path under tile or wood. That narrows the position to a modest area before anything is opened. It does not always give an exact point, and the technician says how sure the result is. See how slab leaks are found.
Describe the signs you have seen.
What you can do today
Turn off every tap, the ice maker and any irrigation, next monitor the meter’s leak indicator or low-flow dial for a few minutes. If it moves, water is leaving the property somewhere. That might be the slab, a sprinkler line or the yard line from the meter. If water is surfacing, shut off the main if you can reach it safely, keep people and pets away, move valuables and call. Stay clear of outlets and appliances close to standing water. See water meter leak check.
Same-day response in plenty of neighborhoods.
Garland housing ages and the clay underneath
Garland is one of the older large suburbs in Dallas County, and a big share of its homes were built in the postwar decades through the 1970s. Neighborhoods closer to downtown Garland and along the older arterial roads are mostly brick ranches on slabs with original or partly replaced copper. Northern Garland near Firewheel and the areas toward Lake Ray Hubbard on the east were built later. That spread matters because a 1965 house and a 2005 house in Garland can have very different pipe under the floor.
The city water utility serves most of Garland, with treated water bought from a regional supplier. The meter box is normally at the front of the lot. If you see the dial moving with everything off, note the reading and the time and have it ready for the call.
Garland sits on Blackland Prairie clay, which is among the most expansive soils in the region. Older slabs here have been through many wet and dry cycles, and copper that rubs against concrete or rebar can wear through after decades of small movements. A repeat leak in a Garland house of this age is common, and the technician may raise rerouting or repiping if there has been more than one. Garland homes near the lake also tend to have long irrigation runs, so shut sprinklers off before checking the meter.
Before the crew reaches Garland
The first thing the line asks a Garland caller is the ZIP code, so the call reaches a crew that already works in Dallas County.
Have the meter reading you took close by, along with a note of which rooms feel warm or damp. In a mid-century Garland house, the location of the water heater is also useful.
Service area and nearby cities
Service area: Garland, 75040, 75041, 75042, 75043 and 75044 (ZIP codes).
Garland is part of the Dallas-Fort Worth region. A Dallas County crew can tell you how long the visit is likely to take. Nearby cities we also cover:
Services homeowners here ask about
Repeat slab leaks
A second or third leak for mid-century houses in Dallas County.
Water meter leak check
The first check anyone can run across Dallas County.
Copper pipe leaks under the slab
Why older copper wears on expansive clay in Dallas County.
High water bill and hidden leaks
Bills that rise with no change in use on clay that shrinks and swells in Dallas County.
Questions we hear from Garland
No. A leak is a plumbing issue. A foundation contractor handles foundation questions.
Houses of that period commonly have copper beneath the floor. A technician confirms what a particular home has.
Houses with aging copper commonly do, depending on the home. A technician can discuss rerouting or repiping after a second leak.
A leak is one possible reason. A running toilet or irrigation can do the same, and a meter check in Garland helps sort them out. A hidden leak usually appears on the usage line before anywhere else. For mid-century homes on shifting clay soil, this is one of the first things a crew asks about.
Water drains into the soil under the slab, so a slow leak can run for weeks with nothing visible inside.
Yes. Irrigation and the yard line from the meter can also move it. A technician checks those first.
Moving clay adds stress on lines under a slab over plenty of years. A technician needs to find the leak before naming a cause.
It depends on the size of the leak. A pinhole can add thousands of gallons a month, and a larger break can double a bill.
No. In Garland, isolation, pressure tests, acoustic listening and thermal imaging narrow the search before anything is opened, though the result is not always one exact point. In Dallas County, crews plan the visit around what you describe on the call.
Slab leak repair and replacement in Garland
Call and we’ll connect you with a local Garland crew that uses acoustic, thermal and pressure-testing equipment. Tell the crew in Garland the home is on expansive clay.
Describe what you have already turned off.