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Should I Call a Plumber if My Toilet Keeps Filling Up with Water?

Why Call a Plumber?

Ah, the modern marvel of indoor plumbing! It’s one of those things we often take for granted until something goes awry.

Picture this: You flush the toilet, and instead of the comforting whoosh and swirl, you’re met with a rising tide of water. Panic sets in as you wonder whether it’s a DIY fix or a job best left to the professionals.

In this blog, we’ll dive into the question of keeping homeowners on the edge of their seats: Should I call a plumber if my toilet keeps filling up with water?

Understanding How a Toilet Works

A fundamental and often overlooked marvel of modern plumbing, the toilet stands as a testament to the ingenuity of human engineering. It is a device that effortlessly removes waste from our homes, providing convenience and hygiene that have become integral to our daily lives. At its core, the toilet operates on a simple yet elegant mechanism that relies on gravity and water pressure principles. 

The operation of a toilet involves a combination of several components working in harmony. When the flush lever is engaged, it initiates a sequence of events that leads to waste disposal. A reservoir in the back of the toilet, known as the tank, holds water. Upon flushing, a valve opens, releasing the water from the tank into the bowl. This sudden rush of water creates a forceful flow that propels waste and wastewater through a complex network of pipes and into the sewer system.

What to Do When Your Toilet Won’t Stop Filling: DIY Fixes and When to Call a Plumber

Let’s understand what to do if your toilet keeps filling up with water;

The Common Culprits

Before we jump into the plumber-or-no-plumber debate, let’s take a look at some common reasons your toilet might be turning into a watery menace:

Flapper Malfunction: The flapper is the rubber stopper at the bottom of the toilet tank. If the seal isn’t effective, water may constantly escape from the tank into the bowl, increasing the water level.

Float Ball Issues: The float ball or float valve helps regulate the water level in the tank. It can lead to an overflowing toilet if it needs to be fixed.

Clogged Drain: A partial clog in the drain pipe can cause water to drain slowly from the bowl, leading to overflow.

High Water Pressure: Excessive water pressure can cause the tank to fill too quickly and overflow.

Faulty Fill Valve: If the fill valve doesn’t shut off when the tank is full, it can result in a continuous influx of water.

DIY vs. Professional Help

Now that we know what might be causing the issue, let’s discuss whether you should grab your wrench and plunger or pick up the phone and dial a plumber.

DIY Attempts: You can tackle the issue yourself in a few scenarios. If you’re confident in your handy skills, try adjusting the float ball or flapper or using a plunger to dislodge a minor clog.

Calling in the Pros: If the problem persists despite your DIY efforts, it’s time to consider bringing in the experts. A continuously overflowing toilet could lead to water damage, mold growth, and stress. Professional plumbers have the experience and tools to diagnose the issue accurately and provide a long-lasting solution.

Benefits of Hiring a Professional

Here are the peaks of hiring experts for the job;

Expertise: Plumbers are trained to identify and resolve various plumbing issues. They can identify the underlying problem and apply the appropriate solution.

Time and Effort: Plumbing can be intricate, and troubleshooting can be time-consuming. Hiring a plumber saves you the frustration of trial and error.

Quality Assurance: Professional work comes with a guarantee. If something goes wrong after the plumber’s visit, they’ll return to fix it without additional charges.

Read More: Why Do I Have a Clogged Sewer Line?


When faced with a toilet that refuses to behave, it’s essential to evaluate the situation carefully. Although some minor issues can be tackled with DIY methods, a toilet that consistently fills up with water, leading to overflow, indicates the necessity of contacting a skilled plumber. Remember, the cost of hiring a plumber pales compared to potential water damage and ongoing frustration. So, next time you’re pondering whether to pick up the plunger or the phone, make the choice that ensures a hassle-free and dry future for your bathroom!

Our experienced plumbers are just a call away. Say goodbye to toilet troubles today – schedule your service. Contact RK Plumbing & HVAC at (646) 361-5867

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