A refrigerator is an essential appliance in every home, as it keeps our food fresh and our drinks cold. A leaking refrigerator, on the other hand, is cause for concern. If you’re wondering why water is pooling beneath your refrigerator, this article will shed light on the most common causes of refrigerator leaks and provide practical solutions to resolve the problem.

Factors that cause leaks in the refrigerator

1. Blocked or Clogged Defrost Drain

A clogged or blocked defrost drain is one of the most common causes of refrigerator leaks. Debris such as food particles and ice can accumulate in the drain over time, preventing water from draining properly. Water may overflow and leak onto the floor as a result. Locate the defrost drain, which is usually located at the back or bottom of the refrigerator, and clear any obstructions. A solution of warm water and mild detergent can be used to dissolve any stubborn debris.

2. Damaged or Misaligned Water Supply Line

If your refrigerator has a water dispenser or an ice maker, the leak could be caused by a damaged or misaligned water supply line. Inspect the water supply line for cracks, kinks, or loose connections, which are usually located at the back of the fridge. If you find any problems, replace or repair the damaged parts. The leakage problem should be solved by ensuring a secure and properly aligned water supply line.

3. Excessive Humidity or Condensation

High humidity levels in your home can cause condensation to form on the exterior surfaces of your refrigerator, including the water dispenser area. This condensation can build up and cause water to pool on the floor. Consider using a dehumidifier to reduce humidity in your home or improving ventilation to address this issue. Wiping down the refrigerator on a regular basis and ensuring proper door seals can also help prevent excess moisture buildup.

4. Faulty or Damaged Defrost System

A faulty defrost system can also cause water leakage in your refrigerator. Excess ice can melt and overflow, causing water to leak, if the defrost system fails to remove frost and ice buildup from the evaporator coils. In this case, a professional appliance repair technician should be consulted to diagnose and repair the problem. They can inspect the defrost system components, such as the defrost timer, thermostat, or heating element, and perform any repairs or replacements that are required.

5. Improperly Adjusted or Blocked Drain Pan

A drain pan located beneath the unit of every refrigerator collects excess water produced during the defrosting process. Water can overflow and leak if this drain pan is not properly adjusted or becomes clogged. Check that the drain pan is properly positioned and free of debris. Cleaning the drain pan on a regular basis can help prevent blockages and maintain optimal functionality.


A leaking refrigerator can be an aggravating and potentially dangerous problem. You can solve the problem and prevent further damage by identifying and addressing the underlying causes.

These common causes, such as a clogged defrost drain, a damaged water supply line, excessive humidity, a faulty defrost system, or an improperly adjusted drain pan, can be addressed with the appropriate solutions. If you have complex or persistent leaks, it is best to seek the help of a professional appliance repair service to ensure a proper and long-lasting solution.

Refrigerator repair service from Active Refrigeration & Air Conditioning offers an efficient, economical and customer-focused refrigeration solution. We understand how critical it is for your refrigeration to function properly in order for your business to run smoothly. You can count on us for a prompt response, accurate pricing, and fair terms for all of your commercial and residential refrigeration needs.