What to Do When a Pipe Bursts

Plumber turning a red valve on a water line beside a blue pressure tank by a basement window

Key takeaway: When a pipe bursts, shut off the main water valve first, then cut power to any wet area if you can do it safely, move belongings out of the water, take photos for insurance and call a plumber. Acting in the first few minutes limits most of the damage.

The first 5 minutes: step by step

  1. Shut off the main water valve. Turn a round wheel handle clockwise until it stops, or turn a lever a quarter turn so it sits across the pipe. If you cannot find it, see how to shut off your main water valve.
  2. Make it safe. If water is near outlets, appliances or the electrical panel, switch off the breakers for that area, but only if you can reach the panel without standing in water.
  3. Drain the lines. Open the lowest faucet in the house and flush toilets once to empty the remaining water from the pipes.
  4. Turn off the water heater. With the water off, switch off an electric heater’s breaker or set a gas heater to Off so it does not run empty.
  5. Move belongings. Lift furniture, rugs, electronics and papers out of the water.
  6. Call a plumber. Tell them where the break is and that the water is off.
Emergency check

How urgent is your burst pipe?

Match what you see to one of these four cards. It tells you what to do in the next few minutes.

  • Call now

    Water still running after a break

    Close the main valve first, then call a plumber.
  • Call now

    Water reaching outlets, lights or appliances

    Stay out of the water. Cut power at the breaker only if you can reach it dry.
  • Same day

    The water is off and the leak has stopped

    Dry the area and book a same-day repair so you can turn the water back on.
  • Can wait

    A small weep at a fitting you can see

    Catch the drip and book a regular visit. Check it every few hours.

Is it safe to turn off the electricity?

Only if you can reach the breaker panel while standing on a dry floor. If water is around the panel, or you would have to walk through water near outlets, stay out of that area and call the power company or 911. Never touch electrical equipment while standing in water.

Where is the leak coming from?

What you seeWhere the break usually is
Water dripping from the ceilingA pipe in the ceiling or the floor above
A growing wet spot on a wallA supply line inside the wall
Water spreading from under a sink or applianceA supply line, valve or connector
Water under the house or a wet crawl spaceA pipe in the crawl space, often after a freeze

How to document damage for insurance

  • Take photos and video of the break, the water and damaged items before you clean up
  • Keep damaged items until the adjuster has seen them, or photograph them before throwing them away
  • Keep the plumber’s invoice showing the cause of the break
  • Write down the date, time and what you did to stop the water

What policies usually cover is explained in burst pipes and home insurance.

Plumber setting up a dehumidifier and fan in a crawl space after a burst pipe

How to dry out and stop mold

  • Mop or wet-vac standing water as soon as the water is off
  • Run fans and a dehumidifier, and open windows if the air outside is dry
  • Pull wet rugs and padding up off the floor
  • Call a water damage company if water soaked into walls, ceilings or subfloors

Mold can start growing on materials that stay wet for 24 to 48 hours, so drying fast matters (U.S. EPA).

When to call an emergency plumber

Call right away for any burst pipe, even after the water is off: the house has no water until the pipe is repaired, and a split pipe can have hidden damage nearby. See burst pipe repair in Augusta for how the repair works.

Burst pipe questions

Can I use water from other faucets after shutting off the main?

No. The main valve stops water to the whole house. You can use bottled water or fill containers before closing it if you have a moment.

What if water keeps coming after I close the main valve?

The break may be between the meter and the valve, or the valve may not close fully. Call the plumber and tell them; the water can be shut off at the meter.

How do I know if a frozen pipe has burst?

Water drips or sprays as it thaws, or a wet spot appears once water flows again. See frozen pipe repair.

Sources: U.S. Environmental Protection Agency, A Brief Guide to Mold, Moisture and Your Home (dry within 24 to 48 hours).

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