A flood event in Union brings everything the water touched into contact with contaminants from storm drains, sewage lines, and surface runoff. The cleanup process has to account for all of it — not just the visible mess.
Here's what COS Water Damage Restoration brings to every Flood Damage Cleanup job in Union that separates genuine flood recovery from a surface cleanup.
Proper flood cleanup in Union requires treating the water as contaminated until testing confirms otherwise.
We're based in Union, not dispatched from a regional hub. That's what makes fast response possible.
Flood events deposit sediment, debris, and waterlogged materials that standard water damage cleanup doesn't address. Our Union team handles full debris removal — furniture, flooring, drywall that can't be salvaged, sediment deposits — and disposes of it properly before structural drying begins.
Even in a flood emergency in Union, no work starts without a written estimate you've reviewed and approved. Xactimate-based pricing formatted to your insurance carrier's standards means faster claim processing and no discrepancy between our bill and your adjuster's scope.
COS Water Damage Restoration's Union flood team handles the complete recovery process — from the first pump-out through final antimicrobial treatment and reconstruction. Each phase requires specific expertise and equipment.
Rapid pumping prevents ongoing contamination spread and limits the total square footage of affected structural materials.
After the water is out, the debris starts. Flood events in Union leave behind sediment, organic material, waterlogged furniture and belongings, and materials that absorbed contaminated water and cannot be safely dried in place — drywall, carpet, pad, and insulation being the most common. Our Union crew performs full debris removal and regulated disposal, leaving a clean structural shell ready for proper drying and treatment.
Treatment is applied to framing, subfloor sheathing, concrete, and masonry before drying begins — not after.
Post-flood structural drying in Union is more complex than standard water damage drying because contaminated events often require partial material removal (wet drywall, insulation, flooring) to access structural assemblies for drying. Our Union drying crew deploys calibrated LGR dehumidifiers and air movers after material removal and antimicrobial treatment, taking daily moisture readings at fixed sensor points until all assemblies reach documented equilibrium moisture content targets.
Flood insurance claims — whether through NFIP or private carriers — have specific documentation requirements that differ from standard homeowner water damage claims. Our Union claim coordinators are familiar with flood-specific documentation standards, know which carriers cover flood damage in MO and what their adjusters require, and build your claim file to those standards from the first day on site.
After drying is confirmed complete, our licensed Union reconstruction team rebuilds what the flood took: new drywall, flooring, insulation, paint, trim, and any structural framing that required replacement. All reconstruction work is documented to the same standard as the cleanup phase — supporting your insurance settlement and providing you with a verifiable record of the complete recovery.


Flooding doesn't wait, and neither do we. Live dispatch, immediate crew deployment.
Our Union crew arrives with pumping equipment, contamination PPE, extraction gear, and assessment tools configured for flood response — not standard water damage equipment. Target arrival in 60 minutes or less.
The full scope informs the estimate — no partial quotes that grow once work begins.
Written satisfaction guarantee. One crew, one scope, one invoice — matching the estimate you approved.



"After storm flooding took out our Union basement, I expected weeks of chaos. COS Water Damage Restoration arrived within an hour, had the water pumped out by the following morning, did complete debris removal including the damaged drywall and flooring, treated every surface before the drying equipment went in, and documented the entire process for our flood insurance claim. Settlement came back in under three weeks. The reconstruction was clean and on time. This is how a recovery company should operate."
"The antimicrobial treatment step was what convinced me that COS Water Damage Restoration knew what they were doing. After flood water, every company I talked to mentioned drying — but only COS Water Damage Restoration specifically walked me through the contamination treatment that happens before drying starts. That's the step that prevents mold, and they didn't skip it to save time or money. Our Union home came out of the restoration clean and structurally sound."
"The estimate conversation before any work started was exactly what I needed. After a flood you feel powerless — the written pricing discussion gave me back a sense of control. I knew what was happening, why, and what it would cost before anything began. COS Water Damage Restoration's Union team was professional from the first phone call to the final walkthrough."
COS Water Damage Restoration's Union flood cleanup team serves Union and surrounding communities throughout MO. Call +1-844-499-0972 to confirm same-day coverage at your address.
Storm flooding doesn't clean itself up and it doesn't improve with time. Call +1-844-499-0972 and our Union flood cleanup crew is on the way — typically within 60 minutes.
📞 Call +1-844-499-0972 — Union Flood Response24/7 Dispatch · IICRC Certified · Contamination Protocols · Union, MO