Garbage Disposal Keeps Filling With Water | How to Fix it?

I considered changing my garbage disposal because it kept filling with water. However, inspecting it made me self-enthusiast about troubleshooting, and I held the equipment and performed the task. Do you know how I solve the annoying problem: Disposal Keeps Filling With Water?

Disposal only keeps filling with water when something gets stuck in it. It can be anything from a hard object, a bigger chunk of the food item, and kitchen utensils that clog the passage and restrict water from flowing easily.

Considering disposal keeps filling with water is similar to dealing with standing water or reasons why the disposal unit backs water into the sink. You must know the potential causes and solutions to save your garbage disposal from giving up.

Why is My Garbage Disposal Filling Up With Water?

Seeing garbage disposal makes water stand in the kitchen and not provoke it to flow down is a nauseating sight for a cleanliness freak like me. You may wish to know the behind causes to act upon it for fixing. I tried to make it easy for you to explain why this happens.


Clogging is the worst enemy of garbage disposal. The situation makes your machine fall into a pit of extreme blockage even if you strictly follow its diet of not putting excess or unwanted food items.

  • Food residue
  • Grease and Oils
  • Tiny Objects
  • Debris and stringy particles

What should be your next step is explained in the fixes section. But one thing is clear all the garbage disposal problems, such as won’t draining, water backing up into the sink, or water keeping standing, make a circle around this problem.

Fault Drains Installation

Your garbage disposal is nothing without drain pipelines. Every drainpipe connected to the machine is assigned a different task of transferring crushed food waste. The waste pushes from the disposal to the various traps and to the main drainpipe, where it is recollected from the septic system.

The foremost insight into why is my garbage disposal holding water is the faulty drain installation. That is, installing pipes above the height of the disposal. Also, you may assume that the clogs block the water access to slide the waste through them.

Garbage disposal Fault Drains Installation


Do you think why the situation of overusing the machine occurs? It happens only in circumstances when you put excess food down the garbage disposal to save time and assume that it must be grind in one go. Instead, the result is the opposite, and it takes longer to do the task and with much effort.

Also, running excess water to match the amount of food, make it stand in the sink. What garbage disposal do is focus on the large portions of food waste while leaving the smaller ones and the motor runs the blades harder. Avoid overusing and overloading the machine so as not to make it fill the kitchen sink with water.

How Do You Unclog a Garbage Disposal With Standing Water?

Your complaint is about the disposal keeps filling with water. Nonetheless, worry less and grab your household gears to fix the issue. I ensure you will enjoy troubleshooting because who doesn’t want to make its garbage disposal mess-free?


What you must collect is a sink plunger. The common tool lying in the kitchen cabinets in every home. So, remove the dirty water from the sink and refill it with e fresh. Position the plunger over the stopper so that it creates an ample amount of suction to dislodge the clog.

Begin pumping it up and down about 6-8 times and turn your faucet to check whether it works fine. Also, run hot water to wash away the excess debris from the sink.

Sink Plunger For garbage disposal

Allen Wrench

You can often garbage disposal clogs using an Allen wrench. When the food contacts the chamber, shredder rings act on it and cut it into chopped particles. There you notice another component that prevents the food from dripping into the low chamber where the motor is situated.

It is a flywheel that becomes the storehouse of the clogs when catching the food items during grinding. Allen wrench comes in handy when turning the flywheel and dislodging the clogs.

  1. Insert the Allen wrench in the hole beside the reset button below the unit
  2. Turn it in a clockwise or anticlockwise direction to reduce the resistance
  3. When the flywheel is loose, grab pliers and remove accumulated particles.
  4. Press the reset button and turn on the garbage disposal
  5. Run cold water to wash away leftover food waste that pliers won’t pick
garbage disposal clogs remove using an Allen wrench

Vinegar and Baking Soda

Won’t I tell you the oldest remedy that is as effective as it was in the past? You may never know a mixture of vinegar and baking soda can easily remove the clogs due to the frizzy chemical reaction.

Both ingredients are easy to find and work great when mixed in the ratio of one cup of white vinegar and a half cup of baking soda. All you have to do is to pour the mixture into the garbage disposal entrance and wait for 15-20 minutes.

However, checking the garbage disposal is essential by turning it on and running the cold water for a few seconds.

Vinegar and Baking Soda for Garbage Disposal

Plumber’s Snake

The essential tool in the list is the plumber’s snake. You find it helpful to clear the clogged sink and garbage disposal to the sights where the plunger does not benefit you.

  1. Remove the garbage disposal stopper and insert the plumber snake into the drain.
  2. Run it to the entire length and remove it to remove the stuck stuff.
  3. Use some force if needed and gently wiggle it.
  4. Take out the plumber’s snake and run hot water to wash the drains.
Plumber’s Snake for garbage disposal

Inspect P-Trap

Though blockage does not restrict to only the P-trap; instead it occurs in any place. You must start inspecting from the U-shaped trap by removing the threaded plug with a wrench and rinsing it with water. Also, hold a scrubbing brush and wipe away the sticky debris.

Similarly, continue loosening screws in the parts, such as the garbage disposal elbow, tailpiece, and main drainpipe, and clear the clogs. Doing it one by one provides you with an insight into each drain. Also, remember to reassemble all the parts to make your garbage disposal work as a single independent unit.

Inspect P-Trap of disposal

Disposal Keeps Filling With Water | Do’s and Don’ts

Save your day with the following disposal maintenance tips and avoid encountering problems like filling the water in the sink.

Garbage Disposal Keeps Filling With Water | Do’s and Don’ts

Why is My Garbage Disposal Filling with Water When I Run the Dishwasher?

If you notice your disposal filling with water while running the dishwasher, ensure you haven’t covered it with a drain plug. The plug aims to hold water for cleaning with a plunger. The simple fix is taking it out and letting the water drain smoothly.

Is Water Supposed to Sit in Garbage Disposal?

You must flush an ample amount of water in the garbage disposal due to the convenience it performs in churning the food. Water acts as a sliding force to push processed food into the drains. Also, it increases the operating capabilities of the impeller plates to work less but grind food waste efficiently.

Summing Up

Garbage disposal keeps filling with water is an unhealthy sight. Not only does it create a mess but also shortens the machine’s life. In this article, I have mentioned a few methods to get through the problem. In addition, you may benefit from the tips when applying to keep your garbage disposal in good condition.