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How To Turn Off Water To The Toilet

By July 28, 2023July 31st, 2023Plumbing
Looking to shut off the water.

Toilets always seem to be something that needs repair.  They may have a hard time flushing, or need something changed out in them.  Whatever the case may be, if you are doing any kind of repair or maintenance work on your toilet, it is essential to shut off the toilet water supply. Wondering how to turn off water to your toilet? Locate the shut-off valve, turn off the water supply, and verify that the water supply is off. 

Let’s take a look. 

An overflowing of the toilet can happen and that means you need to turn off the water.

When to Turn Off Water Running To A Toilet

Sometimes the water flowing to the toilet needs to be turned off for tasks like replacing a flush valve, repairing a leaky tank, or installing a new toilet.

Another situation where you should shut off the water supply is if you notice any water leakage around the base of the toilet or in the surrounding area. This could indicate a faulty wax ring or a cracked toilet base, and shutting off the water supply will prevent further damage until you can address the issue. Let’s look at how to turn off the water supply. 

Toilet overflowing and need water turned off.

How To Turn Off Water To Toilet?

Let’s look at step by step instructions.

  1. Locate the shut-off valve: The shut-off valve for the toilet is typically located near the floor behind the toilet bowl. It may be a round knob or a lever-style handle.
  2. Turn off the water supply: To shut off the water supply, turn the knob clockwise or move the lever handle to the perpendicular position. This will stop the flow of water to the toilet.
  3. Verify water supply is off: To make sure the water supply is fully shut off, flush the toilet and check that no more water enters the bowl.

Can This Be A DIY Project?

Whether to tackle the task yourself (DIY) or hire a professional depends on various factors. Here are some things to consider:

  • If you have experience with plumbing repairs and feel comfortable with the tools and techniques required, you may choose to do the job yourself. This can save you money on labor costs.
  • Simple tasks like changing a toilet flapper or tightening a loose connection can often be done by homeowners with basic knowledge.
  • However, be aware that attempting more complex repairs without proper expertise can lead to further damage or safety hazards. In such cases, it’s best to call a professional.

Other Recommended Maintenance

Now that you know when to turn off the water to the toilet, let’s take a look at a few other areas of maintenance. One of those is how to cut tile around the toilet. Well, you can either remove the toilet or you can cut the tile around the toilet that is in place.  It really depends on what is better for you and if you are doing it alone or hiring a professional. 

Another is how to stop the water hammer.  Sometimes the toilet fill valve closes and needs to be opened up in order to let the cold water faucets drain.  This should take care of the problem.

Lastly, you may be wondering how to make hot water last longer in the house. The way to do it is to not take long showers and don’t run appliances simultaneously.

When Do I Contact a Professional

If you’re unsure about your plumbing skills or lack the necessary tools, hiring a professional plumber is advisable. They have the expertise and equipment to handle any toilet repair or maintenance job.

Hiring a professional ensures that the task is done correctly, reducing the risk of future issues or damage. Additionally, if you’re dealing with a complex issue, like a major leak or a toilet installation, it’s best to leave it to the professionals to avoid complications.

Remember, safety should always be a priority when working on any plumbing-related tasks. If you’re uncertain about what to do or lack confidence in your abilities, it’s better to seek professional help.


Turning off the water to the toilet is important when you are doing various maintenance on the toilet. This is not something you have to do alone and can reach out for help.  If you are finding that you may have other issues with the toilet, contact your local home inspection company and they can recommend a master plumber.  Reach out to All Coast Home Inspections for a home inspection in Houston, TX

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