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 San Antonio
When water is rising in your San Antonio home, you need a crew that knows the difference between a slab leak on the northwest side and flash flood intrusion near Salado Creek. Wendell Restoration San Antonio answers the phone 24/7 with a live person, not a voicemail. We tell you the price before any work starts, and we put it in writing. Call (325) 413-9949 and you’ll get a tracked arrival time, not a four-hour window. Our Water Damage Restoration team works across San Antonio’s older neighborhoods and newer subdivisions alike, and we arrive equipped for both rapid extraction and the slow-developing structural problems this city’s clay soil creates.
Why Wendell Restoration San Antonio Is San Antonio’s Preferred Water Damage Restoration Company
San Antonio homeowners deal with a specific kind of water damage that out-of-town franchises often misread. The Balcones Escarpment dumps sudden, violent rain on the city, while the expansive clay underneath shifts foundations and cracks pipes. That means a “roof leak” is sometimes a slab leak, and a “one-time clog” is often a collapsing cast-iron drain line. Our crews live in San Antonio and know the difference by the neighborhood, the home’s age, and the water source. We are part of the Relay Home Co. family, founded in 2006, and our technicians follow IICRC, RIA, and IFA standards on every job. Every San Antonio customer gets a written price before tools come off the truck, a live arrival time they can track, and before-and-after photos by text so you see exactly what we did. Blake Sorensen leads our San Antonio operation, and he holds every technician to The Relay Visibility Guarantee: you always know who is coming, when they’ll arrive, and what it costs.
Restoration work we handle






Emergency Water Removal in San Antonio
Emergency Water Removal in San Antonio typically costs $1,200 to $3,800 depending on the square footage of standing water and the number of affected rooms. Homeowners call us most often after a burst pipe in a 1970s-era home off Bandera Road or when a spring storm overwhelms drainage in a Leon Valley neighborhood. The first hour matters most. We run truck-mounted extraction units, then immediately deploy air movers and dehumidifiers. The goal is not just removing visible water. We use moisture mapping to find what soaked into drywall, subfloor, and wall cavities before mold gets a foothold. In San Antonio’s humidity, mold can establish within 48 to 72 hours. That’s why we dispatch fast and start drying the same day.
Same-Day Extraction and Containment
Our crews set up containment barriers to keep contaminated water and airborne particles from spreading to unaffected rooms. We use professional-grade equipment from Dri-Eaz, Phoenix, and XPOWER. Before we leave, we document the entire process with photos so you can see what was wet, what we removed, and what is now drying.
Floodwater vs. Clean Water Response
Floodwater from a storm carries bacteria, sewage, and debris. Clean water from a supply line doesn’t. We categorize the water correctly on arrival, because treating them the same way is dangerous. San Antonio’s flash flood water is often category 3, which requires antimicrobial treatment and removal of affected porous materials.
Flood Damage Restoration in San Antonio
Flood Damage Restoration in San Antonio typically runs $2,500 to $7,000 for a single-story home with standing water in one to three rooms. That price covers extraction, drying, antimicrobial treatment, and removal of unsalvageable drywall and flooring. The Escarpment issue is real: intense, short thunderstorms in spring and fall overwhelm drainage and push water through door seals, window wells, and foundation cracks. Homes near Culebra Creek, Leon Creek, and Salado Creek see this every year. We respond the same day, extract the water, map the moisture, and dry the structure to IICRC standards. A flooded home in San Antonio is not just a wet floor. It is wet wall cavities, soaked insulation, and often a hidden crack in the foundation that water found its way through.
Structural Drying and Moisture Mapping
After extraction, we place Dri-Eaz and Phoenix dehumidifiers and track moisture levels daily using psychrometric readings. That’s the industry term for measuring the air’s moisture content so we know when your walls and floors are actually dry, not just dry to the touch. We don’t pull equipment until the numbers say the structure is stable.
Flash Flood Cleanup and Sewage Contamination
When storm water enters a San Antonio home, it is rarely clean. We treat it as contaminated, which means removing soaked carpet and pad, cutting out wet drywall, and applying antimicrobial agents. This is not a job for a shop vac. It requires professional extraction and the right chemistry to prevent mold from taking hold in humid San Antonio summers.
Trusted Brands We Service in San Antonio
Most San Antonio water damage jobs involve equipment and materials our crews already know well, because we work with the same brands across different loss sites. We run Dri-Eaz dehumidifiers and air movers on drying jobs, Phoenix systems for larger commercial-style losses, and XPOWER fans for tight spaces. For hardwood floor drying, we use Injectidry panels that pull water out from beneath the boards without tearing them up. We carry enough inventory to start same-day drying on most San Antonio jobs. We also stock replacement parts locally, so you are not waiting on a backordered component from out of state when your home needs to dry now. We don’t believe in showing up to a flooded San Antonio house and telling the homeowner we’ll have the right equipment “tomorrow.”
See the difference
Before
After
Before
After
Before
AfterCommon Water Damage Restoration Problems We See in San Antonio Homes
- Slab leaks misdiagnosed as roof leaks. Expansive clay moves under the slab, cracks a copper or PEX line, and water seeps up through the floor. Homeowners patch the ceiling, replace the roof, and the water keeps coming. We moisture-map the slab to find the true source before any restoration begins.
- Flash flood intrusion that sat longer than 48 hours. A homeowner mops up what they can see, but the water in wall cavities and under baseboards never dries. By the time we arrive, mold is already active. San Antonio’s humidity makes this timeline shorter than in drier Texas cities.
- Collapsed cast-iron drain lines under Loop 410 homes. The shifting clay cracks these old pipes, and suddenly every heavy rain backs sewage into the tub. Homeowners treat it as a clog, snake it, and it recurs within weeks. Restoration means replacing the failed section, not just clearing it.
- Pooling water against limestone-heavy soil on the northwest side. After a heavy rain, water collects against foundations and seeps through small cracks. The damage shows up days later as warped baseboards and musty smells. We address the drainage and the intrusion together.
Pricing for Water Damage Restoration in San Antonio, TX
Emergency water extraction for a single room in San Antonio typically costs $800 to $1,500. Structural drying across two to three rooms runs $1,500 to $3,500. Full flood restoration including drywall removal, antimicrobial treatment, and rebuild prep ranges from $4,000 to $9,000 for a moderate single-story loss. Two things affect your total more than anything: how long the water sat before we arrived, and whether the source was clean water or contaminated floodwater. We give you a written price before we start. The number on the digital invoice is the number you pay. Call (325) 413-9949 for a free estimate, and we’ll text it to you before leaving the property.
We Also Serve Cities Near San Antonio
Our crews regularly respond to water damage calls in Helotes, Cibolo, and Bulverde. We bring the same written pricing, tracked arrival times, and photo documentation to every job. If you’re in one of these communities and dealing with standing water or a hidden leak, our San Antonio team can usually reach you within an hour. We know the soil conditions and drainage patterns don’t stop at the city line.
Serving San Antonio, TX - Our Local Coverage Area
We’re based in the San Antonio 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 San Antonio
Mold can begin growing within 48 to 72 hours after water intrusion in San Antonio, especially during the hot, humid months from May through September. We respond same-day and begin active drying immediately, because the clock in this climate is shorter than in most of Texas. Call (325) 413-9949 as soon as you see water, and we’ll start extraction within hours, not days.
A slab leak is clean water from a pressurized line under your foundation, seeping up slowly over days or weeks. Flash flooding is contaminated storm water entering suddenly, usually through doors, window wells, or foundation cracks. Slab leaks require moisture mapping and pipe repair first, then drying. Floodwater requires category 3 treatment: extraction, removal of soaked materials, and antimicrobial application. We handle both, and we determine which one you have before any work begins.
The northwest side, including areas near Vance Jackson Road, Bandera Road, and Leon Valley, sits on limestone-heavy soil that pools water against foundations. Older neighborhoods inside Loop 410, like Jefferson, Beacon Hill, and Alta Vista, commonly have cast-iron drain lines that crack under the same soil movement. Homes in these areas benefit from a full moisture assessment after any water event, not just surface cleanup.
Category 1 is clean water from a supply line. Category 2 carries contaminants from appliances or overflow. Category 3 is grossly contaminated: sewage, floodwater, or standing water that has sat long enough to grow bacteria. In San Antonio, flash flood water is almost always category 3. The category determines what we remove, what we treat, and what can be saved. We explain your category on site and show you the reasoning before we start.
We locate the failed section using moisture mapping and camera inspection where needed, remove the broken cast-iron segment, and install a replacement that flexes with soil movement. Then we address the water damage the backup caused. It’s a full restoration, not a patch job. Every repair carries our 365-Day Done Right Promise in writing, including a free second visit if the repair fails.
If water is in your San Antonio home right now, call (325) 413-9949. A live person answers. You’ll get a written price, a tracked arrival time, and a plan specific to your neighborhood’s soil and your home’s construction.
Written by Blake Sorensen, Owner at Wendell Restoration San Antonio, serving San Antonio and surrounding communities.