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 Storm Damage Restoration Across San Antonio
Storm damage restoration in San Antonio typically costs between $2,800 and $9,500 for most residential jobs, and crews can usually be on site within 60 to 90 minutes when a storm cell has just passed through. If water is actively entering your home, call (325) 252-3917 right now and a live person answers, day or night. We work across Bexar County, from Alamo Ranch to King William, and we know exactly how different San Antonio homes fail when the sky opens up.
Why Marsh Water Damage San Antonio Is San Antonio’s Preferred Storm Damage Restoration Company
San Antonio sits on the edge of Flash Flood Alley, and that is not a slogan. Sudden, violent rain events routinely overwhelm drainage in low-lying parts of the city, and when that water finds its way into a home, the clock starts ticking on hidden mold growth. Our local crews understand that a slab-on-grade production home in Westover Hills dries differently than a pier-and-beam limestone house in Monte Vista. That is not marketing copy; it is moisture physics, and getting it wrong means a house that looks dry on the surface and rots behind the walls for months afterward.
Every technician who shows up at a San Antonio door works under the Threshold Verified standard. That means the person’s name and photo are sent to you before the visit, and they show a photo ID badge at the door. Tobias Reyner, who leads our San Antonio operation, applies the same protocol to every single job, whether it is a two-story water heater failure in Alamo Ranch or a category 3 sewage backup near Woodlawn Lake. We have been part of the Threshold Group family since 2005, and our technicians carry IICRC, RIA, and IFA credentials. The equipment in our vans comes from Dri-Eaz and Phoenix, the same commercial-grade drying gear national franchises run on large loss jobs. We run it on residential work every day.
Key Takeaways
- Storm damage restoration in San Antonio runs $2,800 to $9,500 for most residential jobs.
- Flash Flood Alley rain events create category 3 contamination risks that require professional-grade antimicrobial treatment.
- Attic water heaters in newer subdivisions like Alamo Ranch fail during storm power surges and flood multiple floors.
- Every Marsh technician is Threshold Verified: background-checked, photo-badged, and sent by name before arrival.
- The 365-Day Done Right Promise means a free second visit if a repair fails within a year, in writing on every work order.
Restoration work we handle
Storm Damage Contractors in San Antonio
Storm Damage Contractors in San Antonio handle the structural and mechanical work that follows a weather event: roof tarping, broken window boarding, water extraction, structural drying, drywall replacement, and flooring removal when floodwater has saturated materials. You need a contractor when the damage goes beyond what a wet vac and box fans can address, which is most cases after a genuine San Antonio downpour. Expect to pay between $3,200 and $8,800 for a contractor-led restoration on a typical single-story home, with two-story water heater failures running higher due to the additional drywall and insulation removal involved. Marsh Water Damage San Antonio writes the scope and the price before any demolition begins, so the number you approve is the number you pay.
Structural Drying and Moisture Mapping
Drying a storm-damaged home in San Antonio is not just pointing fans at wet drywall. Our crews use moisture mapping and psychrometric readings (measuring the moisture content of air and materials) to track where water migrated inside wall cavities and under slab flooring. In a slab-on-grade home in Alamo Ranch, water travels horizontally through wall base plates before wicking upward, and missing that migration path means hidden mold behind baseboards within 72 hours in San Antonio’s summer humidity.
Pack-Out and Contents Restoration
When a storm floods a bedroom or living space, furniture, rugs, electronics, and personal items often need to be removed, dried, cleaned, and stored until the structure is ready. Our pack-out crews in San Antonio inventory everything with photo documentation, which also matters for insurance. We coordinate directly with your adjuster and provide the drying logs and moisture readings they ask for, so the claim moves without you playing middleman.
Storm Damage Cleanup in San Antonio
Storm Damage Cleanup in San Antonio means removing standing water, saturated debris, wet insulation, and contaminated drywall before the drying equipment goes in. Homeowners typically need cleanup service within the first 24 hours after a storm passes, before mold can take hold in San Antonio’s heat and humidity. Basic water extraction and cleanup on a single room runs $900 to $2,600, while full storm cleanup across multiple rooms with sewage contact or mud intrusion lands between $4,000 and $9,500. We will give you a written price for cleanup before the first piece of drywall comes out.
Category 3 Water Handling
When San Antonio’s drainage system gets overwhelmed in a flash flood, the water entering a home carries sewage, soil bacteria, and whatever else the storm picked up. That is category 3 water, and it requires full PPE, antimicrobial treatment, and removal of porous materials, not just mopping and fan-drying. Our crews handle category 3 jobs regularly in low-lying San Antonio neighborhoods, and we treat every one as a contamination control project, not a cleanup.
Debris Removal and Site Securing
Storms in San Antonio bring tree limbs through windows, roof sections peeled back, and mud pushed against exterior walls. Our crew secures the site first, tarping openings and boarding broken glass so the property is weather-tight before extraction and drying begin. We document the damage with photos for your adjuster as part of the standard scope, not as an upsell.
Trusted Brands We Service in San Antonio
Our San Antonio crew works on homes built by nearly every production builder in Bexar County, and we know the failure points specific to each era of construction. We service homes with Dri-Eaz and Phoenix drying equipment on site, and our technicians are trained by RIA and IFA standards. For San Antonio homeowners, that means we understand the difference between a 1950s brick veneer ranch near North Star Mall and a 2018 production home off Culebra Road, and we stock the materials to match both. Fast turnaround matters because every hour a storm-damaged home sits wet in San Antonio heat, the scope of work grows.
Common Storm Damage Restoration Problems We See in San Antonio Homes
- Attic water heater failures in new subdivisions: In Alamo Ranch and Westover Hills, water heaters are often installed in attics. A storm power surge can trip the T&P valve, and water cascades through two stories of drywall before anyone notices the ceiling stain.
- Porous limestone saturation in historic districts: King William and Monte Vista homes built with native limestone absorb floodwater into the stone itself. Surface cleaning is not enough; the stone and original lime plaster need antimicrobial treatment and slow, controlled dehumidification to prevent mold behind walls.
- Brick veneer water traps in mid-century ranch homes: Without weep holes, storm water gets between the brick and the framing in 1950s and 60s brick veneer homes. That trapped moisture pushes category 2 or 3 water into stud bays, requiring moisture readings in every cavity and often removal of original wood siding.
- Flash flood category 3 intrusion in low-lying areas: Neighborhoods near Salado Creek and other low-lying parts of San Antonio see storm water and sewage mixing during heavy rain events. This is not clean water, and it changes the entire remediation protocol.
See the difference
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After
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After
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AfterPricing for Storm Damage Restoration in San Antonio, TX
Most storm damage restoration in San Antonio lands between $2,800 and $9,500 depending on square footage, water category, and how far the moisture migrated. A single-room cleanup with extraction and drying starts around $900 to $2,600, while a two-story attic water heater failure with full pack-out and structural drying runs $5,500 to $12,000. San Antonio’s summer heat and humidity mean you cannot delay drying; mold becomes visible in 48 to 72 hours when temperatures sit in the high 90s. Call (325) 252-3917 and we will give you a written estimate before any work starts. That price is the price, guaranteed in writing, on every job.
We Also Serve Cities Near San Antonio
Our San Antonio office coordinates dispatch for the surrounding metro, including Storm Damage Restoration in San Antonio and neighboring communities. We regularly send crews to Converse, Universal City, and Boerne for storm damage jobs, with the same Threshold Verified protocol and written pricing. Our Storm Damage Restoration team knows these corridors well, from I-10 west to Loop 1604 north.
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 Storm Damage Restoration in San Antonio
We treat attic water heater failures as multi-floor water events, not ceiling repairs. Last spring, a storm cell stalled over Alamo Ranch and a customer’s attic water heater T&P valve failed, sending water cascading through two stories of drywall. Our crew set containment and air movers within three hours, used moisture mapping to track migration through the slab-on-grade home’s wall cavities, and documented drying logs to return the house to pre-loss condition before mold could take hold. Call (325) 252-3917 for an exact scope and price for your home.
Limestone is porous, and it holds water deep inside the stone long after the surface feels dry. In King William and Monte Vista, we use antimicrobial treatment on the stone and original lime plaster, followed by slow, controlled dehumidification rather than aggressive heat drying, which can crack old plaster. The drying timeline runs longer for these homes, and trying to shortcut it with more air movement just drives moisture deeper.
Yes, dramatically. When San Antonio temperatures sit in the high 90s with humidity above 60 percent, mold spores can colonize wet drywall and insulation within 48 to 72 hours. That is why we dispatch crews to San Antonio storm damage sites immediately after the storm passes, with drying equipment running on day one, not day three. If you suspect water intrusion, call (325) 252-3917 now rather than waiting to see if it dries on its own.
Yes, we handle category 3 water regularly in low-lying San Antonio neighborhoods where flash floods overwhelm storm drains. This water carries sewage, soil bacteria, and storm debris, so the protocol includes full PPE, antimicrobial treatment, and removal of porous materials like carpet, pad, and wet drywall. We will give you a written scope before any work begins and handle adjuster documentation directly.
Mid-century brick veneer ranch homes in San Antonio trap storm water between brick and framing because they lack weep holes, requiring moisture readings in every stud bay and often removal of original wood siding. New production homes on slab foundations fail differently, with water migrating horizontally through wall base plates and under flooring. The right scope depends on how the house was built, and we map moisture before we write the removal plan. Call (325) 252-3917 for a free assessment.
Call Marsh Water Damage San Antonio for Storm Damage Restoration
If a storm has put water in your San Antonio home, the fastest way to stop the damage from spreading is to call (325) 252-3917. A live person answers 24 hours a day, every day. We will tell you who is coming before they arrive, put the price in writing before work starts, and stand behind the repair for a full year under the 365-Day Done Right Promise. That is the Marsh standard in San Antonio, and it applies to every job we do.
Written by Tobias Reyner, Owner at Marsh Water Damage San Antonio, serving San Antonio since 2005.