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Basement Leak Detection and Repair
From detection to repair, Dr. Leaks specializes in solving even the most stubborn basement leaks in both Philadelphia and Washington, D.C.
The best in the business at basement leak detection and repair
A leaky basement can come from foundation cracks, window wells, clogged downspouts, or a failing sump pump. A plumber might not have the right solution, but Dr. Leaks does. Our expert team detects the exact source of your basement leak and fixes it — no need to call multiple contractors. We provide a one-stop solution to detect, repair, and prevent future leaks, ensuring your basement stays dry and protected.


Your local leak experts
With comprehensive expertise across plumbing, roofing, and interior and exterior waterproofing, we have the knowledge to diagnose and repair even the most mysterious leaks. Sit back and let us do what we are great at: fixing leaks.

Customer satisfaction guaranteed
Stay informed every step of the way with detailed reports, photos, videos, and a clear repair plan. Our 12-month interest-free financing provides flexibility, allowing you to make confident, stress-free decisions — all backed by our 100% customer satisfaction guarantee.

Comprehensive leak and mold repair
From thorough leak detection with free mold testing to comprehensive leak repairs and cosmetic restoration, we handle every step of the leak repair process. When we’re done, it’ll be like the leak never existed.
Leak repairs that don’t waste your money
Most roofers and plumbers charge you for guesswork. We don’t. Our leak experts combine hands-on expertise with thermal imaging technology to pinpoint the true source of the leak so you don’t waste thousands on repairs that don’t work. Don’t waste your money — call the leak experts.
Reasons for Basement Leaks
No matter the type of home — rowhome, twin, or single-family — Dr. Leaks can help. With decades of experience in construction and leak repair across D.C. and Philly, we’ve seen it all. No basement leak is too mysterious for our team of experts.
Some common basement types we’ve worked on include:
Floor Crack Leaks
A floor crack leak occurs when water seeps through cracks in the floor, often due to underlying structural, plumbing, or groundwater issues. This type of leak is common in basements, concrete slab foundations, and tiled floors.
Gutter and Downpipe Leaks
Gutter and downpipe leaks happen when water escapes instead of draining properly. This can result in damage to your home’s exterior, foundation, and landscaping.
Sump Pump Leaks
A sump pump leak happens when water leaks from the sump pump system instead of being effectively discharged, which can result in basement flooding, structural damage, or mold growth.
Window Well Leaks
A window well is supposed to help water drain, but water can collect in the well and cause leaks. This is due to poor drainage, clogged weeping tiles, or heavy rain. A cracked well or unsealed windows can let moisture seep in, leading to damage in the basement.
Basement Wall Leaks
A basement wall leak happens when water seeps through cracks or weak spots in the foundation. Hydrostatic pressure, poor drainage, or foundation cracks allow water to enter and cause leaks to progress. Leaks can lead to damage, mold, and structural issues without proper repairs.
Mystery Leaks
Let’s face it — leaks are often sneaky and mysterious. But you’re in good hands with the leak experts. No matter what is the root cause of the leak, or where it is, we will get to the bottom of the issue and repair your leak, for good.
How It Works
Our leak experts are here to guide you through every step of the process, from pinpointing the problem with our comprehensive Leak Detection and Leak Report to completing the Leak Repair and restoring your home to its original condition. We’ll answer your questions along the way to keep you informed and in control, ensuring a clear path to a leak-free basement.
Client Testimonials
FAQs
That is exactly what we are here for! Mystery leaks frustrate many homeowners, but our team brings decades of combined experience to every job. We specialize in comprehensive Leak Detection services to pinpoint hidden moisture sources. No matter where the water hides or what causes it, our specialists will find it, and fix it, for good.
Place a bucket to contain the drip, move furniture and rugs away from the area to prevent water damage, and set up a fan to dry any dampness. Read our guide for more information on emergency leak management and what to expect from your Leak Detection appointment.
Basement leaks often come from cracks in foundation walls or floors, poor drainage, clogged gutters, or grading that directs water toward your home. High groundwater or heavy rainfall can also push moisture through small openings over time.
Yes, even small basement leaks can lead to mold growth if moisture is trapped or not properly dried. Mold can spread quickly and affect indoor air quality, so it’s important to address leaks as soon as possible.
Common signs include musty odors, damp walls, peeling paint, or puddles after rain. You might also notice white, chalky residue (efflorescence) on concrete surfaces or warped flooring.
We break our process down into distinct phases to ensure accuracy and high-quality results:
Initial Leak Detection: This on-site investigation typically takes between 2 to 8 hours.
Comprehensive Reporting: You receive a detailed Leak Report within approximately 14 business days.
Water Intrusion Repair Phase: Average repairs take 1 to 2 days to complete. Extensive structural work might require a couple of weeks.
Weather Testing: After we complete the repairs, we wait for 3 to 4 weather events to pass. This waiting period proves the leak is fully resolved before we perform cosmetic drywall repairs.
Learn more about our leak detection and repair process.
We'll likely open a viewable area (cutting a hole in the wall or ceiling) on the interior where your leak is presenting. This allows us to explore how the leak is behaving in order to find the root cause of the leak.
We don’t work directly with your homeowner’s insurance, but we will work with you if you are getting reimbursed. If you need extra time to figure out the details with your insurance or are waiting for a check from them, we can adjust or pause with you to make the process as smooth as possible.
We stand by our expertise. If the exact same leak reappears after our repair, we will return to repeat the Leak Detection process free of charge. If we find any issues with our workmanship, we will correct them for free. If we discover completely new, contributing factors, we will provide a clear estimate for those additional repairs.
Success Stories
Center City Philly Basement Leak Detection and Repair
The Leak: Maggie noticed soft, water-damaged floors near her basement entrance. The issue had supposedly been fixed before she bought...
West Philly Window Leak Detection and Repair
Expert window leak detection and repair in West Philly. See how Dr. Leaks helped fix major water damage in a Philadelphia rowhome.
Philly Rowhome Ceiling Leak Repair
A South Philly rowhome owner was experiencing multiple leaks throughout her home. See how we fixed her leaks.
Germantown New Build Roof Leak Repair
The owner of a new build in Germantown, Philadelphia, had multiple roof leaks that we found and repaired.
