A burst pipe pushes water into your home by the gallon every minute, and what you do in the first ten minutes decides how much damage you are left with. Stay calm and work the steps in order. This guide walks you through the immediate checklist, then explains what the repair costs and why Upstate winters cause so many of these.
The first 10 minutes: a step-by-step checklist
Speed matters more than anything here. Follow these in order.
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Shut off the main water valve. This is the single most important step. Find your main shutoff, usually near where the water line enters the house or at the meter, and turn it clockwise until it stops. This cuts water to the whole house and stops the flooding at its source.
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Open cold taps to drain the system. Turn on the cold water faucets throughout the house and flush a toilet or two. This drains the remaining water out of the pipes so it leaves through the tap instead of through the break, relieving pressure on the rest of the system.
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Turn off the water heater. With the main off, shut down your water heater so it does not run dry and damage itself. For a gas heater, switch it to the pilot or off setting. For electric, you can turn it off at the breaker.
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Kill power to any wet area at the breaker, if safe. If water is near outlets, fixtures, or anything electrical, cut power to that area at the breaker panel. Only do this if you can reach the panel without standing in water. If you cannot get there safely, leave it and call an electrician or your utility.
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Move belongings and document for insurance. Pull furniture, rugs, electronics, and anything else of value out of the water. As you go, take photos and video of the damage and the burst itself. That record matters when you file an insurance claim.
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Call. With the water off and the area secured, call a plumber. Now that the flooding has stopped, you can describe the problem clearly and, if the leak is fully contained, decide whether it is a true after-hours emergency or something that can wait for a daytime rate.
Why fast action limits damage
Water damage compounds. The longer water sits, the deeper it soaks into drywall, subfloor, and framing, and the more likely you are to face mold a few days later. A burst that runs for two minutes is a cleanup job. A burst that runs for an hour can mean replacing flooring, drywall, and insulation across a room.
Shutting off the main is what stops the clock. Everything else on the checklist limits the spread of what already escaped. This is why knowing where your main shutoff is, before anything goes wrong, is worth a few minutes today.
What a burst pipe repair costs
The repair cost depends almost entirely on where the pipe broke and how hard it is to reach.
A burst pipe repair on an exposed or accessible pipe runs $375 to $1,400, with the full range stretching from $400 to $2,000 for tougher jobs. An accessible pipe in a basement, crawlspace, or utility area sits at the lower end because the plumber can get straight to it.
A burst inside a wall or ceiling runs $825 to $1,400. That higher figure includes opening the wall or ceiling, making the repair, then patching the drywall and repainting so the room is whole again.
Repair runs roughly $150 to $250 per linear foot of pipe, and about 80 percent of the total is labor. The pipe and fittings are cheap. What you are paying for is the time and skill to reach the break and fix it cleanly.
Water damage cleanup is separate
The repair fixes the pipe. It does not fix what the water ruined. Water-damage cleanup is a separate cost of $1,000 to $2,000, covering drying, removing soaked materials, and treating for mold. This is exactly why the first ten minutes matter so much: faster shutoff means less water, which means a smaller cleanup bill, or none at all.
Why winter freezes cause this in the Upstate
The Upstate gets cold snaps that catch homes off guard. Water expands as it freezes, and a pipe full of ice builds enormous pressure. The pipe does not usually split where the ice is. It splits at a weak point downstream, then bursts when the ice thaws and water rushes back through.
The pipes most at risk are the ones in unheated or poorly insulated spaces: crawlspaces, attics, garages, and exterior walls. A pipe that has been fine for years can fail in a single hard freeze.
A few habits cut the risk. Let a faucet drip during a hard freeze so water keeps moving. Open cabinet doors under sinks on exterior walls so warm air reaches the pipes. Disconnect garden hoses and insulate any exposed pipe before winter. Know where your main shutoff is so you can act fast if a pipe goes anyway.
Frequently asked questions
What is the very first thing to do when a pipe bursts?
Shut off the main water valve. It is usually near where the water line enters the house or out at the meter, and you turn it clockwise to close it. This stops water to the whole house and ends the flooding at its source, which limits the damage more than any other single step.
How much does it cost to fix a burst pipe in Greenville?
A repair on an accessible pipe runs $375 to $1,400, and the full range reaches $400 to $2,000 for harder jobs. A burst inside a wall or ceiling runs $825 to $1,400 because it includes drywall repair and repaint. Water-damage cleanup is separate, at $1,000 to $2,000.
Why do pipes burst in the winter here?
Water expands as it freezes, and the pressure inside a frozen pipe builds until the pipe fails, often downstream of the ice. The Upstate’s cold snaps hit pipes in unheated crawlspaces, attics, garages, and exterior walls hardest. Letting a faucet drip and insulating exposed pipe lowers the risk.
Should I turn off the power when a pipe bursts?
Only if water is near outlets or anything electrical, and only if you can reach the breaker panel without standing in water. Cut power to the affected area at the breaker if it is safe to do so. If you cannot reach the panel safely, leave it alone and call an electrician or your utility.
Once the water is off and the area is secure, get an estimate for your repair, compare after-hours pricing in the emergency plumber cost guide, or see local rates on the Greenville cost page.