MEMPHIS GUIDE

A supply line just broke in a Memphis house

A broken supply line is clean water only if you know that is the source, and it is still an emergency while it is spreading. Move people first. Touch the valve only if you can do it without standing in water.

By Mike M · Sources checked October 6, 2026 · How we write these guides

The first minutes

Get people and pets out of the wet rooms. A supply break in a wall or ceiling can fill a bungalow faster than a mop, and plaster that looks solid can already be heavy. If water is near the electrical panel, a receptacle, or a lamp in a puddle, do not wade in to flip a breaker. Leave that to someone who can shut power off without standing in the water. The longer safety version of this moment is the emergency water page.

Find the fixture shutoff or the main only if the valve is dry, obvious, and on a floor you can stand on without stepping into the leak. Many older Memphis houses have the main near the meter at the property line or where the line enters a crawlspace. Do not belly-crawl under the house to chase a drip. If the only valve is in the flooded crawlspace, stop and describe that. Turning a valve you cannot see is how people get stuck under a wet floor.

If the break is at a washer hose, an ice-maker line, or the water heater, you may have a local valve that is still dry. Use it if you can reach it from a dry floor. Those fixtures get their own walkthrough in the appliance notes, but the first hour is the same: stop the supply you can reach, and do not drag a sparking appliance across a wet kitchen. A bucket under a ceiling drip is fine. A ladder outside in a thunderstorm is not, even if you are sure the "supply" is really rain. If you are not sure of the source, say you are not sure.

What to write down before you forget

On a dry phone or a piece of paper, note the time you noticed the water, the room it started in, and whether it is still flowing. Name the material it is sitting on: oak floor, plaster ceiling, carpet, tile, or the top of a crawlspace hatch. A photo from the doorway is enough at the start. You do not need to move the sofa to prove the baseboard is wet.

Write one sentence for the source. "Supply line at the hall bath, valve off, water was clear" is useful. "Flood" is not, unless water actually came in from outside. Carriers and crews both trip over that word. If you will talk to an insurer later, the insurance notes explain why a pipe break and overland water are different descriptions. Keep the sentence even if you never file anything.

List who is home, whether anyone slipped, and whether the ceiling is sagging. A sagging plaster ceiling means leave that room. Poking a hole to "let it drain" drops a wet slab of plaster on whoever is underneath. Tell the crew which ceiling, and stay out. If the power is still on in the wet room, say that too.

What spreads after the spray stops

Shutting the valve stops new water. It does not dry the plaster, the insulation, or the subfloor. In a pier-and-beam house the water often goes down, not out the front door. A dry-looking living room can sit over a wet crawlspace. Do not open the hatch and climb in to check. Look from outside the access if you can do that without entering, and report what you think you see. Clues that show up the next day, like cupping or a soft spot, are covered in the hidden leak signs.

Clean water on tile that you can see edge to edge is a smaller problem than clean water that disappeared into a wall. "It looks fine now" is not a moisture reading. Memphis air in summer is humid enough that a closed-up room keeps materials wet. If you are deciding whether towels and a shop vac are the whole job, read the DIY or pro guide before you screw the baseboard back on. Sewage changes the answer immediately. A supply line should not smell like a drain. If it does, stop treating it as clean water.

Neighbors in a duplex or a house with a shared wall deserve a knock if water is moving toward their side. You are not diagnosing their house. You are telling them the time and the wall. Write down that you told them. It keeps the story straight if the stain shows up on their ceiling tomorrow.

What to say when you call

Lead with safety, then the source, then the building. "Main is off, hall bath supply, plaster ceiling in the hall is sagging, crawlspace not entered, bungalow with wood floors" gives a crew something to plan. "My house is flooded" does not. Ask them to confirm they heard clean supply water, if that is what you know, and ask whether a plumber is part of their visit or a separate call. Drying the plaster does not repair the line that broke.

Ask what they want you to leave alone until they arrive. Moving saturated rugs can be reasonable if you can do it without crossing a wet panel. Pulling vinyl, opening walls, or running a household vacuum on a wet floor is how small mistakes get expensive. A household vacuum and standing water are a bad pair. If the ceiling is bulging, do not "help" it.

Keep the notes with you. The browser tool on this site can turn the same facts into a short text file that never gets uploaded. Read it when you call. Ask for a written scope after someone has seen the rooms: which rooms, whether the crawlspace is included, what comes out, and how they will decide it is dry. If the line failed at a fixture you shut off yourself, say which valve, so they do not turn the wrong one back on.