Water damage drying
Fire & smoke cleanup
Mold remediation
Storm response
Sewage cleanup
ReconstructionFree visual inspection and a written scope of work before any mitigation begins - photos, moisture readings, and drying logs go in your claim file
The scope we write is the scope we bill. Anything new gets shown to you, in writing, before we touch it.
Get your free estimateFast, Reliable Water Damage Restoration Across Leon Valley
Water damage restoration in Leon Valley typically costs between $1,800 and $5,600 depending on how far the water traveled and whether the source is a slab leak or something above the floor. Most mitigation jobs here start within two hours of your call because we keep crews staged for the Bandera Road corridor and the neighborhoods off Evers Road. If you’re standing in water right now, or you just found damp baseboards and a damp-floor smell, call us at (325) 230-0537 and we’ll talk you through the first steps while a crew heads your way.
Why Tidemark Water Damage San Antonio Is Leon Valley’s Preferred Water Damage Restoration Company
We know Leon Valley homes differently than a franchise that drives in from across San Antonio. The 1960s and 1970s slab-on-grade construction here, with original cast iron drain lines under the concrete, creates a specific kind of water damage that shows up as wet carpet, seeping baseboards, or a musty smell with no visible leak. Our technicians walk in already looking for that pattern. That means less guesswork, fewer holes cut in the wrong place, and a faster path to dry.
Rick Sumner leads our crew, and he insists on a written price before anyone touches a tool. You’ll know the number before we start, and the 365-Day Done Right Promise covers the work after we leave. Calls are answered by a real person, 24/7. You won’t reach a voicemail or a callback queue when there is water spreading through a hallway in Leon Valley.
We arrive with shoe covers on and drop cloths loaded, not as an upsell but as a standard step before the first piece of equipment comes through your door. That matters when you have kids crawling on the floor and a dog that follows every visitor.
Restoration work we handle






Water Mitigation in Leon Valley
Water mitigation in Leon Valley homes usually means stopping the spread from a slab leak, a burst supply line, or a roof leak, then drying the structure far enough that secondary damage cannot take hold. In a 1,500 to 2,200 square foot single-story home here, mitigation typically runs $1,800 to $3,900 depending on how much flooring and drywall is affected and whether containment is needed. The written price comes before we start, every time.
Slab Leak Mitigation
When a cast iron drain line fails under a Leon Valley slab, water can travel horizontally through the sand and gravel bed beneath the concrete before it shows up at a floor crack or baseboard. We trace the moisture map, not just the wet spot, then set drying equipment on the saturated channel. The goal is to dry the slab back to pre-loss moisture without tearing out more flooring than necessary.
Containment and Antimicrobial Work
Category 2 grey water from a slab leak can leave bacteria and odor behind in carpet pad, wood subfloor, and masonry. We set plastic containment to keep dust and spores from moving through the house, and apply antimicrobial treatment to saturated framing and concrete before drying starts. Pet-safe products are used wherever there is a choice.
Flooded Basement in Leon Valley
Flooded basements are less common in Leon Valley than in older pier-and-beam parts of San Antonio, but some homes here do have below-grade space, and the same holds for storm water that pushes in through foundation seams. A basement flood in Leon Valley typically costs between $2,200 and $5,600 to extract, dry, and treat, with the higher end covering saturated drywall, insulation removal, and longer drying cycles in hot, humid weather. The first step is always the same: stop the water, then measure how far it traveled.
Extraction and Drying
We use truck-mounted and portable extraction units to pull standing water, then set Dri-Eaz air movers and a Phoenix dehumidifier or two to drive moisture out of concrete and framing. On humid Leon Valley summer days, drying takes longer because the outside air carries so much moisture, so we adjust equipment counts and monitor daily.
What Gets Removed and What Stays
Carpet pad almost always comes out after a Category 2 flood. Carpet itself can sometimes be saved, depending on how fast the water was found and what it traveled through. Drywall that has wicked water more than a foot above the floor is usually cut out and replaced. You’ll see a written scope with these decisions spelled out before we begin.
Trusted Brands We Service in Leon Valley
We work on and around the plumbing and fixture brands common in Leon Valley homes, and we keep common repair parts in our trucks so a mitigation job is not delayed by a parts run across town. In these older subdivisions you’ll find original American Standard and Crane cast iron drain components, newer Moen and Delta supply fittings, and a mix of builder-grade and upgraded fixtures added over the years. We show up ready for what those houses actually contain, not what a generic national call center assumes.
See the difference
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After
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AfterCommon Water Damage Restoration Problems We See in Leon Valley Homes
- Cast iron under-slab drain failure. The original 4-inch cast iron lines from the 1960s and 1970s corrode and crack as Leon Valley’s clay soil shifts with moisture. Water seeps up through floor cracks and baseboards without any visible plumbing leak.
- Clay soil movement stressing supply lines. The same expansive clay that moves drain lines also works on copper and PVC supply runs under the slab. A pinhole in the wrong place can wet a whole room from below before you know it’s there.
- Slow leaks turning into hidden mold. A slab-sourced leak that goes unnoticed for a few weeks will colonize mold behind baseboards and under vinyl before any moisture reading is taken. By the time you smell it, the drying work has grown.
- High humidity slowing down drying. Leon Valley summers are hot and humid, and that outside air is not your friend during structural drying. We adjust dehumidifier capacity and monitor daily so the job does not drag on longer than it should.
Pricing for Water Damage Restoration in Leon Valley, TX
Water mitigation in Leon Valley runs $1,800 to $3,900 on most single-story homes. Flooded basement work runs $2,200 to $5,600. A full restoration that includes flooring replacement, drywall repair, and rebuild adds $1,500 to $4,000 or more depending on material choices. The things that move the number are square footage of affected flooring, how far the water traveled through the slab, whether containment is needed, and how long drying takes in humid weather. You’ll get a written price before work starts, and we do not add surprise line items at the end. Call (325) 230-0537 for a free estimate.
We Also Serve Cities Near Leon Valley
Our crews serve Leon Valley and the surrounding areas including San Antonio, Schertz, New Braunfels, and Fair Oaks Ranch. If you live just outside Leon Valley and want our Water Damage Restoration team, call and we’ll route the nearest available crew. We cover the whole Leon Valley footprint and the neighborhoods around it.
Serving Leon Valley, TX - Our Local Coverage Area
We’re based in the Leon Valley area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Water Damage Restoration in Leon Valley
If the wet area stays damp for more than a day, spreads, or shows a tide mark along the baseboard, it is almost certainly a plumbing leak, not condensation. Condensation forms and evaporates, but a slab leak keeps feeding moisture into the concrete and flooring. In Leon Valley homes from the 1960s and 1970s with original cast iron drain lines, a damp floor with no visible water source is usually an under-slab pipe. Call us at (325) 230-0537 and we’ll moisture-map the floor to find the source.
Mitigation stops the spread and dries the structure; restoration puts the house back together. For a Leon Valley slab leak, mitigation means containing the affected area, drying the slab and framing, and treating for microbial growth. Restoration means replacing carpet, drywall, baseboards, or flooring that was too saturated to save. We do both, and you’ll see a written scope for each phase before anyone starts.
You can dry a slab foundation, and in many Leon Valley homes we save the flooring. If water came up through a floor crack and was caught within a day or two, the slab can often be dried to pre-loss condition while the carpet or tile stays in place. If the carpet pad is saturated with grey water, it comes out; the carpet itself may be salvageable. Vinyl and laminate can trap moisture against the slab, so those usually come up to let the concrete dry.
The original cast iron drain lines under those slabs were never designed to last 50 or 60 years in expansive clay soil, and most have reached or passed the end of their service life. As Leon Valley’s clay soil expands and contracts with moisture, it moves the pipe enough to crack or separate a joint. Water then flows under the slab and finds its way up through a floor crack, a construction joint, or the gap at a baseboard.
Call immediately, but know that one more hour will not ruin your house. What matters more is that you call the right people when you do call. A slab-sourced leak keeps feeding water until the line is isolated, so the day you discover it is the day to start mitigation. We answer live 24/7 and can have a crew in Leon Valley within a couple of hours. Call (325) 230-0537 and we’ll walk you through shutting off water to the affected area while we head your way.
Water damage from a failed under-slab pipe or a burst supply line does not pause for business hours, and neither do we. If you’re in Leon Valley and water is where it should not be, call (325) 230-0537 for a free estimate and a written price before any work begins. Rick Sumner and the Tidemark Water Damage San Antonio crew will treat your home the way we treat our own, protect your floors and furnishings, and stand behind the work with the 365-Day Done Right Promise.
Written by Rick Sumner, Owner at Tidemark Water Damage San Antonio, serving Leon Valley and the surrounding area.