How to clean Keurig water tank – [internal bacteria, mold, and algae ]

I know what you're thinking: "But I just cleaned that thing" Yes, and now it needs to be cleaned again. As long as your Keurig is still functioning correctly, it's not a problem to keep cleaning the reservoir every two weeks or so. It takes less than 10 minutes and can help prevent any nasty issues down the road.

Disassemble the Keurig water tank

Remove the reservoir from your Keurig.

Take out the pressure release valve located at the top of your Keurig.

Remove the reservoir cap and filter assembly that sits on top of your Keurig's water tank. This will allow you to access both sides of your water tank and clean it better.

Lift off any rubber gaskets that are still attached to either side (or both.) of your water tank, removing any dirt or debris therein as well as algae buildup on its walls.

Place all parts on a drying rack

Once you've cleaned the parts, make sure they are completely dry before reassembling them. You can use a drying rack to keep the Keurig water tank upright during the drying process. The water tank should remain upside down for at least 48 hours or until it's completely dry.

Remove buildup inside the Keurig water tank using a long, thin brush.

Time to get to work on that internal gunk. Use a long, thin brush to clean the water reservoir and all of its corners—you can use a soft bristle brush, toothbrush or even a pipe cleaner if you don't want to buy anything new. Use a clean paintbrush or clean toothbrush with minimal bristles for extra thoroughness.

Purge out any excess vinegar with clean water.

Use a syringe to purge out any excess vinegar.

Using a paper towel, absorb any excess water.

Finally, wipe down your reservoir with a clean cloth and let it air dry.

Clean the Keurig reservoir cap.

To clean the reservoir cap, use a toothbrush (a soft-bristled one).

Clean the reservoir with a small brush.

Clean the spout with a small brush.

Clean off any loose particles from around the lid using a small brush.

Use another small brush to scrub out any buildup in the filter or drip tray holes.

Reassemble the Keurig water tank and soak in a vinegar bath for 1 hour.

Make sure you've emptied the Keurig water tank, and it's dry before reassembling.

If you want to use a vinegar bath, make sure that the tank is completely clean of any residue and rinse it with water first.

Don't leave your Keurig in vinegar for more than 1 hour, as this could damage the machine or cause mold growth.

Don't put your Keurig in the dishwasher or any harsh chemicals. Instead, just wash with soap and water.

Rinse the bath thoroughly with clean water.

Remove the Keurig water tank, cap, and reservoir from your bath.

Make sure the water runs clear after thoroughly rinsing.

Rinse each part of the Keurig water tank, cap, and reservoir again with clean water.

Lastly, rinse each part of the Keurig water tank, cap, and reservoir a third time with clean water.

Here are the steps to cleaning your Keurig water tank like a pro:

Washing the Water tank by Hand

It is possible to clean the water tank on a Keurig machine. One option is to wash it by hand using warm, soapy water and a sponge. Make sure to get inside the crevices and around the edges of the tank. Another option is to use an automatic dishwasher with a built-in water tank cleaner.

If you want to clean the water tank on your Keurig coffee maker, there are a few different ways to go about it.

The first option would be to wash the tank by Hand. This is probably the easiest way to go about it, but it is also the most time-consuming. First, prepare a sink by filling it with cold water and putting the tank inside of it. Then, you will need to use a scrub brush to clean all the gunk off the tank's surface. Afterward, you will need to rinse it off and dry it off completely.

If this method isn't practical for you or you don't have time on hand, another option would be to take your Keurig machine to a repair shop. They may be able to clean the water tank for you using special cleaning tools and procedures.

Remove and empty the water tank

The water tank on a Keurig coffee machine should be emptied and cleaned regularly to ensure good water quality and performance. To do this:

Remove the top cover by unscrewing it from the machine, then lift off the water tank.

Once it's removed, use a spoon to scoop out any sediment or coffee grounds that may have built up inside.

Wash the tank with warm water and soap, replace the cover, and screw it back.

Wipe the base clean with a damp cloth

If your Keurig water tank is stained, there are a few ways to clean it. One option is to wipe the base clean with a damp cloth. Be sure to remove any excess water before putting the machine back together.

Scrub the inside of the reservoir with warm, soapy water

Cleaning the inside of the Keurig water tank is an easy way to keep your machine running smoothly. First, scrub the inside of the tank with warm, soapy water.

Make sure to get into all of the nooks and crannies. If there are any buildup objects or pieces of food stuck in between the internal parts, use a q-tip or brush to dislodge them. Finally, give the tank a good rinse with clean water.

Rinse the water tank thoroughly.

If your Keurig is not using water regularly, you may want to consider cleaning the water tank running water through the tank for a few minutes, and then emptying it. Alternatively, you can use dish soap. After cleaning, rinse the tank thoroughly to avoid any residual smells or bacteria buildup.

Dry the tank with a clean, soft towel

If possible, it is best to dry the tank with a clean, soft towel. If this is not possible, then using a vacuum cleaner with a hose attachment can be used to remove any excess water.

If your Keurig is giving you off-tastes, smells, or even tastes of chlorine, it's time to clean that reservoir

We're sure you have a Keurig, and if you do, chances are you love the convenience of making your morning cup of coffee without having to deal with the mess or go through the process of grinding beans. But did you know that cleaning your water reservoir is crucial to ensuring that your next cup tastes as good as possible? If not, it's time to learn.

If you don't regularly clean out your water tank, there can be a buildup of bacteria in there. This bacteria can also cause bad smells while brewing coffee (as well as give off-flavors).

 In addition, chlorine has been known to build up in reservoirs over time because many people use their faucet water instead of distilled water when refilling their machines. While this isn't necessarily harmful to humans, it's known for giving off-tastes in coffee and tea beverages when brewed inside a machine like this one.

How to clean a Keurig coffee maker water reservoir & tank?

If your Keurig coffee maker is not brewing the coffee as it should, it might be that the water reservoir or tank needs to be cleaned. Follow these simple steps to clean both parts of your Keurig machine:

1. Unplug the Keurig from the wall and remove any cups or other removable parts.

2. Open up the water reservoir by removing two screws on either side and then lifting the top part of the reservoir.

3. Remove any coffee grounds and other debris from inside the water reservoir using a brush or small scoop, then rinse it with tap water.

4. You should lift the top part of the tank and rinse it out with cool tap water, removing all coffee grounds and debris before closing it back up again. Let it dry completely before using your Keurig again.

What are the things you need to clean a Keurig 2.0 coffee maker water reservoir & tank?

When it comes to cleaning your Keurig 2.0 coffee maker, there are a few things you need to take into consideration. The water reservoir and tank can be cleaned with little effort, but it's important to follow the proper steps to avoid damaging the machine.

First, you'll need some cleaning agent and warm water. Pour a small amount of the agent into the water reservoir and turn on the coffee maker.

Next, use a soft-bristled brush to scrub around all of the nooks and crannies in the tank. Once everything is clean, rinse off all of the soap with cool water and let the machine dry completely before using it again.

How often should you clean a Keurig 2.0 coffee maker water reservoir & tank?

Cleaning a Keurig water tank is important to ensure that your machine is producing optimal coffee. The water reservoir and tank should be cleaned every 2-3 months or as needed. To clean the reservoir, empty the water and rinse it with tap water.

Pour vinegar into the reservoir and turn on the machine using the hot water button. Allow it to run for 3 minutes, then turn off the machine and quickly rinse with tap water.

To clean the tank, remove all of the coffee grounds using a scoop or filter and fill it with fresh tap water. Turn on the machine using the hot water button and allow it to run for 3 minutes. Turn off the machine and quickly rinse with tap water.

Why is it important to clean a Keurig 2.0 coffee maker water reservoir & tank?

Cleaning your Keurig coffee maker water reservoir and tank is important to maintain the health of your machine and keep your coffee tasting fresh. The water reservoir stores water while the tank contains the actual coffee grounds.

Debris accumulates in these areas, which can impair the performance of your machine and lead to a poor cup of java. To clean the reservoir and tank on a Keurig 2.0 coffee maker, remove all the cups from the machine. Unplug the machine.

Put cold water in the reservoir and turn on the coffeemaker. Let it fill up completely before turning it off by pressing the "off" button on top of the machine (the red power light should go out). Carefully pour out all of the water from the reservoir using a sink or cup catcher.

 Place a dishcloth over one end of the reservoir and pour about 1 cup of hot water into it from a kettle or saucepan. Use an adjustable kitchen faucet to slowly drip this hot water onto the cloth-covered end of the reservoir for about 5 minutes. The hot water will start to dissolve any debris that has

What happens if you don't clean a Keurig 2.0 coffee maker water reservoir & tank?

If you do not clean your Keurig coffee maker water reservoir and tank on a regular basis, debris will accumulate over time. As a result, the machine will malfunction and may even lead to water damage. To keep your Keurig machine running smoothly and prevent any potential water damage, it is important to clean the reservoir and tank on a regular basis.

Is it difficult to clean a Keurig 2?

If you own a Keurig 2 coffee maker, you may ask yourself how to clean it. Fortunately, it's not too difficult. In fact, there are a few simple steps that you can take to keep your machine clean and running smoothly.

The first step is to remove the water tank. This is located on the bottom of the machine and can be easily removed by unscrewing it. After removing the tank, you will need to scrub it clean with a brush or a cleaning agent of your choice. Make sure to get all of the built-up gunk off of the tank, as this will cause problems with your machine's performance in the long run.

Once the water tank has been cleaned, make sure to dry it off thoroughly before re-installing it into your Keurig 2. This will ensure that your machine runs smoothly and efficiently overall.

How can I clean my Keurig without vinegar or a descaling solution?

Cleaning your Keurig water tank isn't as difficult as you might think. In fact, there are a few easy-to-follow methods that will get the job done. One way to clean it is to use a diluted vinegar solution. 

This method is effective and safe for regular cleaning but has the advantage of being less harmful to the machine. Another option is to use a descaling solution, which is a more intensive cleaning process but also helps to prevent water-related problems in the future.

 Finally, if you're looking for an all-in-one solution, you can disassemble the machine and remove the water tank and filters separately. Doing so will ensure that the machine is thoroughly cleaned and that any built-up debris is removed.

How often should I clean my Keurig?

If you're a coffee lover, you know that Keurig coffee machines are a staple in many homes. But like any machine, Keurig water tanks and K-Cup holders must be kept clean to ensure optimal performance.

According to Keurig, a water filter should be replaced every 6 months. This is an easy and cheap maintenance task, so do it. If your machine isn't operating properly, it may need an easy repair that does not require service fees or the removal of parts from your machine.

 The water tank and K-Cup holder can also be cleaned with a sponge and mild soap. Be sure to clean all removable parts in order to keep your machine running smoothly.

Watch How to clean Keurig water tank

How to clean Keurig water tank FAQs

1. Can you use tap water in your Keurig?

The water filter in the Keurig machine should be replaced at least once a year to ensure proper water quality.

2. Is it safe to use Keurig?

When it comes to anything, using your Keurig is generally safe. However, as with any electrical appliance, proper use and maintenance are essential for its longevity. Always unplug the machine before moving or cleaning it and be sure to clean all the parts regularly – this includes the water reservoir and coffee filter. And finally, do not overfill or overload the machine – this can lead to damage that may not be reversible.


Hopefully, this article has helped you to clean your Keurig water reservoir. However, if you're still having trouble with your Keurig, several things could be causing it. First and foremost, make sure there is no foreign material inside the coffee maker that would prevent proper brewing or cause damage over time.

Second, check to make sure all internal parts are properly assembled before use per manufacturer instructions (there should be an instruction manual with every model). Thirdly, if none of these seem right for whatever reason, call customer service.