Free 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.
Fast, Reliable Storm Damage Restoration Across Bronx
When a nor’easter tears a membrane seam off a flat roof in the Bronx, water doesn’t stop at the top floor. It travels through horsehair plaster, around cast-iron stacks, and into the tenant below. Marsh Water Damage Restoration has handled multi-unit storm losses across the borough since 2005, and we know what the older buildings here demand. We show up fast, scope every affected unit, and put the drying plan in writing before a single piece of equipment gets unloaded. If you’re looking at water coming through a ceiling right now, call (910) 613-6568. A live person answers, day or night.
Why Marsh Water Damage Restoration Is Bronx’s Preferred Storm Damage Restoration Company
Bronx storm damage isn’t one flooded basement. It’s an ice-dam leak on a Grand Concourse walkup that soaks three floors before anyone notices. Our crews work these buildings weekly, which means we arrive knowing what a horsehair plaster ceiling does when it’s wet and what a pre-war cast-iron stack looks like after fifty years of deferred maintenance. The Bronx’s pre-war brick apartment stock and large NYCHA complexes like Patterson Houses and Edenwald Houses put demands on restoration work that a suburban crew simply hasn’t seen. We scope multi-unit losses in a single visit and give landlords, tenants, and housing-authority contacts the same written documentation, so nobody gets left guessing about what was wet, what was dried, and what still needs work.
We also take the uncertainty out of who’s walking through your door. Every Marsh technician is background-checked, identity-verified, and sent to you by name and photo before the visit, then shows a photo ID badge at the door. That’s the Threshold Verified standard, and it’s on every job, not just the big ones. Bronx homeowners tell us the same thing in every review: they called because water was coming in, and they stayed calm because they knew exactly who was on the way.
Flood Restoration in Bronx
Flood Restoration in the Bronx usually means one of two things: a river or sewer backup pushing water into basements and ground floors near the Bronx River and the Harlem River waterfront, or a roof leak that has traveled down through multiple occupied floors. A typical ground-floor flood extraction in the Bronx runs between $1,800 and $4,200, including water removal, drying equipment, and the first round of antimicrobial application. When water has been sitting for more than 24 hours, or when it came from a sewer backup, the price moves toward the top of that range because of the contamination control required.
Multi-Unit Scoping and Documentation
In a Bronx walkup, a “flood” is rarely one apartment. A ruptured supply line on the fourth floor of a pre-war building off the Grand Concourse is a four-apartment loss. Marsh scopes every affected unit in one visit and delivers a written price that covers all of them, with a line-item breakdown per floor. We’ve closed dozens of claims where the landlord’s insurer paid faster because the moisture map and drying log read like a construction document, not a guess.
Drying Pre-War Plaster and Lath
Horsehair plaster and wood lath hold water differently than drywall. They dry slower, and they hide moisture behind baseboards and inside wall cavities where a moisture meter has to reach. Our crews run structural drying with Dri-Eaz dehumidifiers and air movers, and we take psychrometric readings (measuring the moisture in the air and in the wall cavities) to confirm the building is actually dry, not just dry on the surface. In a Bronx pre-war building, cutting that corner puts the next tenant’s chest cold on you.
Basement Flood Cleanup in Bronx
Basement Flood Cleanup in the Bronx is a recurring fact of life for homeowners and supers along the low-lying stretches of Throggs Neck and the blocks near the Bronx River, where the city’s combined sewer system backs up in heavy rain. A standard basement pump-out, disinfection, and drying setup in the Bronx typically costs between $2,200 and $5,500, depending on square footage and how long the water sat. If sewage is involved, we run containment and treat it as a category 3 loss, which adds to the total but keeps the rest of the house safe.
Ground-Floor Content Triage
Bronx basements are storage rooms, laundry rooms, sometimes spare bedrooms. When water hits, the first hour determines what’s salvageable. We separate saturated contents, photograph everything for the insurance claim, and move the rest out of the moisture path before drying begins. The photo documentation goes straight to your adjuster, which speeds up the claim whether you’re a homeowner in Throggs Neck or a property manager in a NYCHA development.
Freeze-Thaw and Membrane Leak Basements
Not every Bronx basement flood comes from outside. A freeze-thaw membrane failure on a flat roof lets water run down inside the walls and pool at the lowest point, which is the basement. We’ve dried basements that never saw a crack in the foundation because the leak started four stories up. That’s why our moisture mapping always starts with the water path, not just the puddle.
Trusted Brands We Service in Bronx
We run restoration equipment you’ll find on any commercial loss: Dri-Eaz dehumidification and water extraction units, Phoenix air movers, and B-Air drying systems. The Bronx’s older buildings need real extraction capacity, and these machines deliver it. Because we service this equipment ourselves, a Bronx job never stalls waiting on a part that’s two states away. If a dehumidifier faults at midnight during a winter storm, we have the replacement in the van, not in a warehouse.
Common Storm Damage Restoration Problems We See in Bronx Homes
- Multi-floor travel from flat-roof ice dams: A nor’easter drives water under the membrane seam, and by morning it’s wicking through horsehair plaster and down through cast-iron stacks into the units below. We scope every floor the water touched, not just the one with the visible stain.
- Deferred maintenance on pre-war radiators and supply lines: Original cast-iron steam systems and aging galvanized supply lines fail during cold snaps, and the water takes the path of least resistance, which is almost always down. Storms accelerate what was already weak.
- Mold inside NYCHA and pre-war wall cavities: Once water gets behind plaster on an exterior wall, mold grows inside the cavity where nobody sees it until a smell or a tenant complaint. We open, contain, and remediate per IICRC standards, not cosmetically.
- Asbestos and lead-paint testing requirements: In pre-1978 Bronx buildings, NYC Local Law requires asbestos and lead testing before demolition or restoration begins. Skipping this stalls the permit and exposes the landlord; we coordinate it from day one.
Pricing for Storm Damage Restoration in Bronx, NY
Here are real numbers for the Bronx market. A single-unit water extraction with drying equipment runs $1,800 to $2,900. A multi-floor storm loss across three or more pre-war units typically lands between $6,500 and $14,000 because of the square footage, containment, and plaster remediation involved. Basement flood cleanup from sewer backup runs $2,200 to $5,500. What moves the number is water category, how many floors the water traveled, and whether like-kind plaster restoration is required. You get a written price before any work begins, and that price doesn’t balloon after demo starts. Call (910) 613-6568 for a free estimate to your specific building.
We Also Serve Cities Near Bronx
Our Bronx crews regularly work just across the borough line in Bronx and the surrounding neighborhoods, including Astoria, College Point, East Elmhurst, and Jackson Heights. If your building sits in any of these areas, you’re getting the same Storm Damage Restoration team, the same written pricing, and the same Threshold Verified technician protocol.
Serving Bronx, NY - Our Local Coverage Area
We’re based in the Bronx 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 Bronx
Because the water doesn’t stay on the top floor. In a pre-war brick walkup, snow melts from the building’s heat, refreezes at the unheated roof edge, and dams water back under the membrane seam. That water enters at the roof, soaks horsehair plaster ceilings, follows cast-iron stacks and pipe chases downward, and pools in the lowest apartment. We’ve seen a roof leak on the fourth floor of a Grand Concourse walkup present as a basement flood two days later. If you smell dampness anywhere below a top-floor leak, call (910) 613-6568 before it spreads further.
Yes, if the building predates 1978, NYC Local Law requires asbestos and lead-paint testing before any demolition, plaster removal, or restoration that disturbs painted surfaces or old insulation. We handle the testing coordination and adjust the scope of work based on the results. Landlords who skip this step end up with a stop-work order and a tenant complaint. Marsh includes abatement coordination in the written scope so the job doesn’t stall.
Mold colonization begins in 24 to 48 hours on wet drywall and inside wall cavities where air doesn’t move. In Bronx pre-war buildings with horsehair plaster over wood lath, it can be slightly slower on the plaster face but faster inside the cavity. That’s why we start extraction and drying the same day we arrive. A 48-hour delay turns a drying job into a mold remediation, which costs more and takes longer.
Yes, and in many cases it has to be. NYC rent-stabilization rules require like-kind restoration, which means a 1930s ornamental coffered plaster ceiling gets restored with plaster profiles, not replaced with flat drywall. Our crews have done exactly that on Grand Concourse buildings, casting matching profiles and reinstalling period crown moldings. It’s more work than hanging drywall, but it closes the claim without a landlord-tenant dispute.
An ice-dam or roof leak is typically category 2 water, meaning it’s contaminated but not sewage. A sewer backup from the combined system near the Bronx River is category 3, which carries bacteria and pathogens and requires full containment, disinfection, and proper disposal of saturated porous materials. We classify the water before we start so the scope of work matches the actual hazard. If you’re not sure what came into your basement, call (910) 613-6568 and we’ll tell you what you’re dealing with.
Written by Tobias Reyner, Owner at Marsh Water Damage Restoration, serving Bronx since 2005.






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