Recovery after storm surge or river flooding follows a set order: make the building safe, remove the standing water, clean and disinfect, measure and dry the structure, then repair. Skipping or reversing a step leaves moisture in place and hides the damage, so each step is checked against readings before the next one begins.
Key takeaways
- Safety comes first: power, gas and structure are checked before anyone enters a wet area to work.
- Standing water is removed from the lowest point first, so the water does not run back into finished rooms.
- Contaminated materials are cleaned, disinfected or removed before the drying begins.
- Drying is measured to readings for each material, and equipment stays until the readings reach their goals.
- Repairs follow the drying, and each trade receives the readings and the log for its own work.
What is the first step after surge or flood water recedes?
The first step is making the building safe to enter. The electrical service and gas lines are checked, the structure is looked at for sagging or failure, and the water source is stopped if it is still coming in. Nothing else starts until the building is safe.
Surge that has receded can leave the electrical panel, outlets and appliances in a condition that is still dangerous. A qualified electrician or the utility should confirm the service before power is restored to any wet area. The crew checks for this on arrival and keeps the power off where it cannot be confirmed.
Gas appliances and lines that were underwater need a check before they are used. Stairs, floor joists and ceilings can be weakened by water, and a building that has been flooded may not bear the load it did before. The crew stops work in any area it considers unsafe until it has been checked.
How is the standing water removed?
Standing water is pumped or vacuumed out from the lowest point first, working toward the exits. Removing it in that order keeps the water from running back into rooms that have already been cleared, and it allows the crew to see the true level of the wet area.
Submersible pumps and wet vacuums are used, depending on the depth and the debris. Mud and sediment are removed by hand where they would clog a pump, and the pump is cleaned after use, since it has handled contaminated water.
Once the free water is out, the crew checks for seepage. In a river flood the ground can keep feeding water into a crawl space or a slab edge, and the removal is complete only when the seepage has stopped or has been measured.
What cleaning is needed before drying can begin?
Surfaces that have been in contact with river or surge water are cleaned and disinfected, and porous materials that hold silt or contamination are removed. Drying starts only after the surfaces are clean, since drying over residue locks the contamination into the material.
Hard surfaces such as tile, sealed concrete and solid wood are washed with suitable products and rinsed. Silt is removed physically before the washing, since wiping it spreads it. Cabinets, appliances and fixtures are cleaned and checked before they are reused.
Carpet, pad, insulation and unsealed particleboard that have soaked up contaminated water are usually removed and bagged. Drywall that has been wet for a long time or with contaminated water is often removed to the height the readings show, rather than dried in place.
How is drying measured and controlled?
Drying is measured against a dry goal for each material. Readings are taken from the same material in a dry part of the house, and equipment is adjusted on each visit. A room is released only when every material reads at or below its goal, and the readings are logged.
Moisture meters give a reading for each material, and a thermal camera shows where wet areas are still cooling. The two are used together, so the crew knows where to look and what the numbers mean. Readings are taken low on the walls, under the floor and in the framing.
Equipment is placed for the materials and the air. Air movers move air across the wet surfaces, and dehumidifiers take moisture from the room air. Humid outdoor air is measured too, because it can add moisture to a house that is being dried.
What happens to walls, floors and ceilings?
Walls are opened low where the readings are high, floors are lifted where the subfloor is wet, and ceilings are opened only where they cannot dry in place. Each opening is photographed before it is made, and each is recorded in the log so the repair trade knows what was done.
Drywall that wicks water up from the floor is often opened from the base to the height the readings show, and the rest is dried in place. Plaster over lath is opened more carefully, since it is harder to replace. Solid wood floors are lifted in the affected area and dried from underneath where possible.
Ceilings are opened after the attic has been dried and the water has been removed from above. A sagging ceiling is removed in the affected area, and a stained ceiling that dries to readings is often kept and treated after the drying is complete.
When is a room released for repairs?
A room is released when its readings have reached the dry goal for every material and the readings hold over a check. The release is written in the log, with the final readings, so the repair trade can start on a known condition.
A room that looks dry is not necessarily dry. The wall base, the subfloor and the framing can hold water after the surface feels dry, and releasing them early is a common cause of mold and of finishes that fail later. The readings decide the release, not the look of the room.
The crew shares the readings with you before the room is released. If a material is not reaching its goal, the crew explains what it will do next, and the decision to remove it is recorded and agreed with you.
What repairs follow the drying?
Repairs follow in the order the trades need the building: the source is fixed first, then the framing and insulation are replaced where needed, and finishes are restored last. Each trade receives the readings and the log for its own work, so the repair starts from the facts.
A plumber or roofer repairs the source before the walls are closed, so the water does not return during the repair. An electrician checks the wiring and the panel before the power is restored. Those trades are chosen and paid by the homeowner, and this site does not carry out those repairs.
Plasterers, drywall contractors and flooring trades restore the finishes once the materials are confirmed dry. The reconstruction is quoted by the trade that does it. A careful sequence means the finished work is not damaged by a later step.
What should a homeowner keep track of through the recovery?
Keep a dated record of each visit, the readings and photographs, the work done and the decisions made. The record protects you with the insurer, guides the repair trades and shows whether the drying is progressing as it should.
Write down the date and the time of each visit, the names of the people who attended, and what was done. Note any decision you made about what to keep or remove, and the reason you gave for it.
If something seems wrong at any point, such as a new smell, a stain that is spreading or a floor that has softened, call the line and say so. A change in the record is a signal to check the building again rather than wait for the next scheduled visit.
How do I know the recovery is complete?
Recovery is complete when every room is released on its readings, the repairs have been carried out by the trades that do them, and the logs hold the final readings and sign-offs. Until all three are in place, the work is still open, whatever the finished rooms look like.
Ask for the final log before you consider the job closed. It should list each room, the materials that were dried, the readings at release, the materials that were removed and the repairs that were done. A missing room or an unexplained reading is a question to raise before the file is closed.
Keep the final log with your insurance papers and your house records. A future buyer, insurer or repair trade may ask for it, and a complete record of the drying and the repairs is worth far more than a memory of how the house looked on the day it was finished.
Frequently asked questions
Why does the crew work from the lowest room upward?
Because water runs downhill through a building, and removing it from the top first would only send it into rooms that are already clear. Starting low keeps the water from spreading and lets the crew see the true level of the wet area.
How long does recovery take after river flooding?
It depends on the depth, the materials and the air, and this guide does not give a figure. The drying is measured to readings, and the crew gives a plan at each visit showing what is left to do. Repairs begin only once the readings confirm the structure is dry.
Should I remove the drywall myself to speed things up?
No. Opening walls before the moisture has been mapped destroys the record of where the water went, and it can let the wet cavity dry unevenly. The crew opens what the readings require and photographs each opening first.
Who decides whether a material is kept or removed?
You decide, with the crew's advice. The crew explains what the readings show and whether a material can reach its dry goal. The decision is recorded in the log, so the reason is clear later.
What if the house is still damp after the crew leaves?
Call the line and say so. The crew can take the readings again, check the source and adjust the drying. A new smell, stain or soft spot after the job is closed is a reason to check the building, not to wait.
Does surge recovery follow the same steps as a burst pipe?
The steps are the same in principle: make safe, extract, clean, dry and repair. Surge water is usually contaminated and affects more of the building, so the cleaning and the drying take longer and cover more of the structure.
Should I hire one company for the mold work and another for the drying?
It depends on the job and on the credentials each company holds. Drying and extraction are one kind of work, and mold assessment and removal are another, licensed separately in Florida. Some homeowners prefer an independent assessor for mold, so the person who finds the mold is not the person who removes it. Ask any company which part it can do under its own credentials.
Sources
This guide is general information for Duval County homeowners, not a substitute for an on-site inspection. Prices are estimates. See our disclaimer.