/Hurricane-Consequences

Garage Flooding Cleanup: Best Practices and Safety Tips

Stop water pooling in your garage with expert advice. Uncover causes and fixes for a drier, safer space.

Reviewed by Content Team

Head of Content, D. Gorenko

Updated June, 5

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How to Fix Water pooling in the garage

 

Immediate Steps to Take

 
  • Examine the area to identify where water is coming from. Check if it’s due to a spill, condensation, leak from the roof, or water entering from outside.
  • Clear the garage of any vehicles or items that can be damaged by water.
  • Dry the water on the floor using a wet/dry vacuum or absorbent materials to prevent slipping and further damage.
  • Inspect the garage door and walls for cracks or gaps where water could be seeping in.
  • If you suspect a leak from plumbing or the roof, shut off the main water supply until you can pinpoint the source.

 

Tools and Materials Needed

 
  • Wet/dry vacuum or mop and buckets
  • Flashlight for inspecting dark or hard-to-see areas
  • Moisture meter to check for hidden dampness in walls or flooring
  • Caulk and sealant for closing gaps and cracks
  • Basic hand tools like screwdrivers, pliers, and a hammer
  • Plywood or temporary barrier materials if you need to divert water away from the area
  • Protective gear such as gloves and safety glasses

 

Homeowner vs. Professional Repair

 
  • Minor water pooling caused by surface spills or condensation can often be managed by a homeowner with basic tools.
  • If the water pooling is due to structural issues, significant leaks, or complex drainage problems, it is advisable to call in a professional.
  • For persistent problems, a professional like a general contractor or a basement and waterproofing specialist can provide a long-term fix.

 

Who to Call

 
  • If you identify plumbing-related leaks, contact a certified plumber.
  • For issues involving roof leaks or drainage systems, a general contracting firm or waterproofing specialist is best.
  • In cases where the water is affecting electrical panels or outlets, consult a licensed electrician to ensure all hazards are mitigated.

 

Step-by-Step Repair Guidance

 
  • Start by drying out the area thoroughly to prevent mold growth. Use a wet/dry vacuum followed by mopping.
  • Use the flashlight and moisture meter to inspect corners, floors, and adjacent walls for hidden water damage.
  • If cracks or gaps are found, clean the area and apply caulk or waterproof sealant to secure a tight closure. Let it dry as per the manufacturer’s instructions.
  • Set up temporary drainage solutions if necessary by using plywood or barriers to direct water away from problem spots until permanent solutions are in place.
  • After applying repairs, monitor the area for a few days to ensure that the pooling does not return.

 

Safety and Insurance Tips

 
  • Always wear protective gear such as gloves and safety glasses when working in areas with water damage or potential slip hazards.
  • Ensure the electrical supply is turned off when working near outlets or inspection panels to avoid shock.
  • Document any damage with photos and notes, as this can be useful for insurance claims or when seeking professional advice.
  • If damage is extensive or you feel uncomfortable handling water or leaks, don’t hesitate to call an expert to avoid causing further harm or voiding insurance claims.

 

Local Service Information

 
  • If you're located in St. Louis or Nashville, there are full-service residential and commercial providers available to help diagnose and fix water pooling issues in garages. These professionals can offer tailored solutions that meet local building codes and weather conditions.

What Could be Causing Water pooling in the garage

 

External Drainage Issues

 

Water pooling in the garage often starts outside the structure. Improper grading is one culprit. If the ground slopes toward the garage instead of away from it, rainwater can gather along the foundation. Blocked or damaged gutters and downspouts might also let water spill over their edges, creating puddles. Other external factors include nearby landscaping that directs runoff toward the building.

 

Foundation Cracks and Structural Faults

 

The foundation is the first barrier against water intrusion. Over time, cracks or gaps in the foundation wall or floor can allow water to seep in. Even small imperfections can create noticeable pooling when combined with heavy rain. Poor construction or settling of the building may lead to these issues.

 

Plumbing Leaks and Moisture Intrusion

 

Sometimes water pooling in the garage is not all from the outside. Hidden plumbing leaks, such as from water supply lines, water heaters, or even condensation from air conditioners, can contribute to the moisture. A slow leak might go unnoticed until a significant amount of water collects.

 

Drainage System Failures

 

Many garages rely on a network of drains or sump pumps to handle water. When these systems are blocked, malfunctioning, or improperly installed, water can build up. This is particularly noticeable during heavy downpours or when the soil is already saturated.

 

Environmental and Weather Factors

 

Weather conditions play a large role in water pooling. Intense storms or prolonged periods of rain can overwhelm the drainage capacity of even well-designed systems. Additionally, groundwater seepage might lead to water accumulation if the local water table rises or if there is a leak in the surrounding earth.

 

Additional Contributing Factors

 
  • Cracked or shifting concrete surfaces in the garage floor.
  • Deterioration of sealants or weatherproofing on windows and doors.
  • Irrigation systems overshooting their target, directing water toward the garage.

It is important to note that these causes can work together, exacerbating the water pooling problem. For instance, water might seep in through a minor crack in the foundation and then accumulate due to a blocked drain. Companies like Hoffman Brothers, which work in St Louis and Nashville, see these issues frequently and understand that multiple factors can lead to this common problem.

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