Water Damage Papa # What to do in the first hour — and what your policy actually covers. Independent, sourced answers about water damage, drying, mold and insurance claims for US homeowners. We do not perform restoration, dispatch contractors, or sell leads. ## The first 60 minutes In order. Each step protects either your safety or your claim. - Stop the water.Shut the fixture valve or the main valve for the house. If you do not know where the main is, find it now — before you clean anything up. - Make the space safe.If water is near outlets, appliances or the electrical panel, stay out. Cut power only if the panel is dry and you can reach it without stepping in water. - Document before you move anything.Wide shots and close shots: the source, the water line on the wall, and affected contents with model and serial numbers. Note the date and time. - Call your insurer and open the claim.Open it yourself. Write down the claim number and the name of the person you spoke to. - Move what you can to dry ground.Lift furniture onto blocks or foil. Get clothing, paper and electronics out of the wet area. - Do not sign anything yet.A contractor may ask you to sign an assignment of benefits before the equipment comes off the truck. You can decline and still receive emergency work in most situations. ## Start here [### The first 60 minutes after water damage Stop the water, make the space safe, document before you move anything, open the claim — and why you should not sign anything yet.](https://waterdamagepapa.shop/emergency/first-60-minutes/)[### Why homeowners insurance does not cover flood Standard homeowners policies exclude flood. Flood means rising external water — and a burst pipe is not flood. The difference decides your claim.](https://waterdamagepapa.shop/insurance/flood-exclusion/)[### Assignment of benefits: what you are being asked to sign An AOB transfers your claim rights to the contractor. What it does, why it is presented before the equipment comes off the truck, and what to ask.](https://waterdamagepapa.shop/insurance/assignment-of-benefits/)[### The three categories of water damage Category 1, 2 and 3 describe how contaminated the water is — and the category decides whether a material can be dried or has to be removed.](https://waterdamagepapa.shop/categories/)[### Mitigation and repair are two different jobs Emergency mitigation stops the damage and dries the structure. Repair puts the building back. They are scoped, estimated and often paid separately.](https://waterdamagepapa.shop/insurance/mitigation-vs-repair/)[### What to photograph and log after water damage The documentation that materially improves your claim outcome, costs you nothing, and almost nobody publishes.](https://waterdamagepapa.shop/documentation/) ## All topics [### Emergency](https://waterdamagepapa.shop/emergency/)[### Insurance](https://waterdamagepapa.shop/insurance/)[### Water categories](https://waterdamagepapa.shop/categories/)[### Causes](https://waterdamagepapa.shop/causes/)[### Drying](https://waterdamagepapa.shop/drying/)[### Mold](https://waterdamagepapa.shop/mold/)[### Costs](https://waterdamagepapa.shop/costs/)[### Glossary](https://waterdamagepapa.shop/glossary/)[### Documentation](https://waterdamagepapa.shop/documentation/)[### Prevention](https://waterdamagepapa.shop/prevention/) ## How to work out which category your water is Before any advice about drying, salvage or cleanup means anything, you need to know which of the three categories your water is, because the category decides the answer. Work backwards from the source. Water from a supply line, a water heater tank or a clean overflow starts as Category 1. Water discharged from a dishwasher or washing machine, or a toilet overflow with urine but no solid waste, is Category 2. Sewage, a waste line backing up from beyond a trap, seawater, or water that rose from a river or stream is Category 3. Then adjust for time, because category degrades. Clean water that has been standing for a day or more, in contact with flooring, drywall and whatever the building already carried, is no longer safely treated as Category 1. If you genuinely cannot tell — the water arrived while you were away, or it came through a wall from somewhere you cannot see — treat it as the worse case and get a professional assessment. The cost of over-assuming is a second opinion; the cost of under-assuming is drying contaminated material into the building. ## What the clock is actually doing while you decide Two clocks start the moment water arrives, and both of them are running while anyone is deciding what to do. The first is contamination: water degrades from Category 1 toward Category 2 and 3 as it sits in contact with building materials, soil and whatever the building already carried. The second is microbial. The EPA states that if wet or damp materials are dried 24 to 48 hours after a leak or spill, in most cases mold will not grow. Read that EPA figure precisely, because it is widely mis-stated. It is a statement about drying successfully inside a window, not a countdown after which mold is guaranteed. Actual growth depends on the material, the temperature and the humidity — paper-faced drywall in a warm humid room behaves nothing like sealed concrete in a cool one. Treat 24 to 48 hours as the target to beat, and treat every hour of delay as moving the loss toward the expensive column rather than as time you still have. ## What "dry" means as a measurement rather than a feeling Dry is a measurement against a documented dry standard, not a judgment that a surface feels dry to the hand. The standard is set by measuring unaffected material of the same type in the same building — an untouched section of the same wall, the same subfloor in the next room — and using that reading as the target for the wet area. This matters because materials feel dry at the surface long before they are dry through their thickness, and because different materials have completely different normal moisture content. A hardwood floor and a sheet of drywall showing the same meter number are not in the same condition. It also matters commercially: drying equipment is billed per unit per day, so the readings are what justify each additional day of equipment to you and to your insurer. Equipment running without a daily monitoring log is the real red flag — not the number of machines, and not the size of the invoice total. ## Who should actually do this work Three things decide whether this is a homeowner job or a professional one, and none of them is confidence. The first is the water category: anything Category 2 or 3 is professional work, because the issue is contamination rather than difficulty. The second is whether the work reaches inside a building assembly — behind a wall, under a floor, into a ceiling cavity — where hidden electrical and structural conditions live. The third is electricity: water anywhere near a panel, wet wiring or energised outlets is not a judgment call. Within those limits there is real work a homeowner can do well, and doing it early matters more than doing it perfectly. Shutting the water off, photographing everything before it moves, getting contents up onto dry ground, opening the claim, and ventilating in dry weather are all genuinely homeowner-safe and all genuinely reduce the loss. What a professional adds is measurement and documentation: moisture readings against a dry standard, a daily monitoring log, and a scope an insurer will recognise. If you are hiring, ask for that documentation at the start of the job rather than at the end. General information, not insurance, legal, or medical advice. Your policy governs your claim, and no page can assess your specific loss.