Summary
This article explains how to shut off the main water supply to a house during a frozen or burst pipe emergency to prevent further damage. A short video at the top demonstrates where to find the shut-off valve and how to operate it.
When to use this
Use this guide if you are:
Dealing with a frozen or burst pipe
Seeing active water leaking inside or outside the home
Trying to stop water flow quickly in an emergency
Unsure where the main water shut-off valve is located
Video: Turning Off Water During a Burst or Frozen Pipe
This video demonstrates how to locate the main water shut-off valve, turn off the water supply, and drain the plumbing system safely.
Overview
Frozen or burst pipes can cause significant water damage in a very short amount of time. Turning off the main water supply as quickly as possible is the most important first step in limiting damage.
Every home has a main water shut-off valve that controls water flow to the entire house.
Common Questions Covered in the Video
Turning Off the Water During a Burst Pipe
The video explains how to:
Locate the main shut-off valve
Turn the valve to stop water flow to the house
Common Locations of the Shut-Off Valve
The video covers typical locations, including:
Where the water line enters the house
Inside the garage
Near the water heater
Outside near the foundation
At the water meter
Valve Position Meaning
The video explains the significance of valve position:
Handle in line with the pipe means water is on
Handle perpendicular to the pipe means water is off
Draining the Plumbing System
After shutting off the water, the video shows how to:
Open all faucets
Drain remaining water from the pipes
Reduce pressure in the system
Shut-Off Valves in the Garage
The video confirms that many homes have the main shut-off valve located in the garage, especially in warmer climates.
Turning Off Water at the Meter
If the house shut-off cannot be located, the video explains:
How to locate the water meter
What tools may be needed to turn off the valve at the meter
Locating a Buried Shut-Off Valve
The video discusses how shut-off valves may be:
Buried in a meter box
Covered by debris or soil
Accessible with basic tools
What to Do During a Water Emergency
The video emphasizes:
Turning off water immediately
Avoiding use of plumbing
Contacting maintenance or emergency services promptly
Troubleshooting
Water still flowing → Valve may not be fully closed
Valve will not turn → Do not force it
Multiple leaks present → Keep water off until repairs are made
FAQs
Q: Should I shut off the water even if only one pipe is frozen?
A: Yes. Frozen pipes can burst unexpectedly, so shutting off the water helps prevent damage.
Q: Can I turn the water back on myself?
A: Water should remain off until repairs are completed or maintenance approves restoration.