Keurig water leak troubleshooting

The Keurig coffee maker has become a popular household appliance for its convenience and ease of use. However, some Keurig users have reported experiencing a frustrating issue with their machines: water leaking from the coffee maker.

This problem can be a hassle, not to mention potentially damaging to your kitchen counter or flooring. In this article, we’ll explore the possible causes of water leakage in Keurig coffee makers and offer some solutions to help you fix the issue and get back to enjoying your coffee without any spills or leaks.

1. Check the water reservoir

It may seem obvious, but checking the water reservoir when dealing with a leaking Keurig coffee maker is essential. If the issue originates from the reservoir, you will likely need to replace it.

Make sure the reservoir is correctly positioned and securely in place. If you remove it and place it over the sink, you can check for any cracks or damage causing the water to leak. If you determine that the leak is not coming from the water reservoir, you must inspect other parts that may also be causing the drip problem.

Note: Be sure to verify that all rubber gaskets are correctly aligned to avoid any further leakage.

2. Water overflowing from your Keurig

If you have a Keurig 2.0 Brewing System, Keurig K250, Keurig K350, Keurig K450, Keurig K550, or Keurig K575 coffee maker, you may encounter an issue with water overflowing from the brewer’s head. This can happen when the overflow tray in the head becomes clogged and prevents water from flowing properly, resulting in a messy kitchen.

Thankfully, there is an easy solution if you encounter this problem. First, remove the K-cup holder from the brewer to access the overflow tray. This tray can be easily removed for cleaning.

overflow tray located underneath the pod holder
Overflow tray located underneath the pod holder

The issue is likely due to the overflow tray becoming filled with water and clogged, which hinders water from efficiently flowing into the pod holder. To fix this, turn the tray upside down and rinse it with hot water to remove blockages.

Once the tray is clean, reinsert it back into place and ensure it is completely dry before using the brewer again. This should resolve the overflow issue and allow your Keurig coffee maker to function properly.

3. Water leakage from an internal component

The source of the leak could be any component in the water circuit, such as pipes, flowmeter, check valves, thermoblock, or any other. You should first run water through the machine to troubleshoot the issue to confirm the leak. Once you have confirmed the leak, you should unplug the Keurig and disassemble it.

To access the internal components of the Keurig, you will need to remove the housings being careful not to break them. Once the casings are removed, you can carefully plug the machine and run water by pressing the coffee button to determine the source of the leak.

Depending on the issue, you may be able to repair or replace the component responsible for the leak. After completing the repair, reassemble the Keurig and test it to ensure the leak has been fixed.

Leakage from the mini air pump

Certain Keurigs may have a problem with the internal seal of the mini air pump, which is responsible for pumping water into the coffee pod. If this occurs, water will begin to leak through the pump, and you will notice a water loss at the base of the Keurig.

To solve this problem, it is necessary to disassemble the coffee maker and access the pump to replace it with a new one. It is important to note that replacing the pump should be done with extreme care and precision to avoid damaging other components of the coffee maker.

Here you can see a video example:

Leakage from the check valve

Other Keurig coffee makers may experience water leakage due to plastic components like the check valve in the video below. Vibration, high temperature, and humidity are not ideal for keeping plastic parts in good condition for a long time:


Water leakage from a Keurig coffee maker can be a frustrating issue for users. However, several solutions are available to help troubleshoot and fix the problem.

Checking the water reservoir, cleaning the overflow tray, and identifying the source of the leak by inspecting internal components are just a few possible solutions.

If you encounter any issues with your Keurig, it is recommended to take the necessary precautions to avoid causing any further damage. By following these tips and solutions, you can prevent water leaks and continue to enjoy your Keurig coffee maker without any hassle.