Baltimore Harbor / Thames Street
Direct tidal connection, water table rises twice daily with the harbor tide.
Basement Waterproofing & Foundation Repair in Fells Point, MD
Home/Service Areas/Fells Point, MD
Baltimore City
Basement Waterproofing in Fells Point, MD
Fells Point is one of the oldest continuously inhabited waterfront communities in the United States. Foundations here date to the 1700s, original brick and fieldstone construction built when this was Maryland's most active shipbuilding harbor. At near-sea-level elevation with direct Chesapeake Bay tidal influence, wet basements in Fells Point have existed as long as the neighborhood has.
33 min from our Joppa HQ Written Workmanship Guarantee
70+
Years in Business
Founded 1953
4,000+
Jobs Completed
Across MD
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Workmanship Guarantee
Terms vary by service, ask your inspector
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Licensed #4247
Bonded & insured
About Fells Point
Why Fells Point basements need local expertise.
Fells Point's original 18th-century foundations were built directly on the tidal shoreline. Many structures were constructed as warehouses or maritime buildings and later converted to residential use. The brick and stone from that era has been in contact with Baltimore Harbor water for 200 to 300 years. Lime mortar has long since dissolved in the most exposed sections, and the tidal influence means some of these basements have never been reliably dry.
Modern waterproofing gives these buildings something they've never had: a managed drainage system that controls where the water goes rather than letting it find its own path. Interior perimeter drainage installed around a 300-year-old footer works exactly the same as it does around a 1960s footer, the physics don't care about the building's age.
We handle Fells Point work with the same care we apply to Havre de Grace's historic waterfront and the Annapolis Historic District. Original masonry stays intact. We work around what's there, not through it.
Neighborhoods we serve
Fells Point properBroadway Market areaThames Street waterfrontEastern Ave corridorHarris Creek areaButchers Hill adjacent
Weather note. Fells Point averages 44" of rain and experiences direct Baltimore Harbor tidal influence. Storm surge events from nor'easters can place water several feet above normal harbor level, pushing the local water table above grade. Hurricane remnants are the highest single-event risk.
Serving the wider Baltimore area.
The Ground Beneath Fells Point
The soil is the problem.
You can't fix what you don't understand. Maryland soil tells you everything about why your basement is wet, and what'll actually fix it.
In Fells Point, the soil profile under your home looks roughly like this. Hydrostatic pressure builds in the saturated zones, finds the weakest seam in your foundation, and pushes water in. The fix has to address the pressure, not just the symptom.
For Fells Point homeowners: the perched water table and seasonal soil saturation mean interior perimeter drainage tied to a robust sump system is the most common right answer here.
Fells Point Subsurface Profile
Harbor Fill / Urban Soil
0 to 18"
300 years of harbor-front development. Highly disturbed, unpredictable fill.
Tidal Bay Sediments
18" to 5'
Original harbor-bottom sediment. Permanently near-saturated.
Ship-ballast / Historic Fill
5' to 12'
Centuries of fill material from maritime operations. Variable composition.
Coastal Plain Sediments
12'+
Sandy Bay formation, high lateral groundwater movement.
Tidal Harbor Water Table
1 to 3'
Direct tidal connection to Baltimore Harbor. Rises with every tide cycle.
Local Context
Fells Point landmarks we know.
Local context shapes what we recommend. Here's what we mean.
1700s to 1800s maritime structures
Among the oldest foundations OBW works on. 200 to 300 year old brick and fieldstone.
Broadway Market
Geographic center of Fells Point, all surrounding properties at equal tidal risk.
Fells Point Historic District
National Register historic district, all exterior work requires careful review.
Fells Point FAQ
Questions Fells Point homeowners ask.
My Fells Point home is 200 years old. Has it always been wet?+
Almost certainly yes in some form. These foundations were built without any waterproofing concept for a building that sits at harbor level. The question isn't why it's wet, the question is whether we can manage the water reliably. Interior drainage gives buildings like this something they've never had: a controlled drainage path that keeps working, year after year. We've done it successfully on multiple Fells Point properties.
Will waterproofing affect the historic character of my Fells Point home?+
Interior drainage is invisible once installed. We restore the concrete floor surface and leave the original masonry untouched. There's nothing about a properly installed interior drainage system that affects the historic character of the building, it all happens below the floor and at the footer.
The tidal influence here is significant, does that change the system design?+
Yes. Tidal-influenced water tables require pump systems sized for continuous operation, not just storm events. We specify larger pump capacity, larger sump basins, and battery backup systems rated for 8+ hours of runtime. The harbor rises twice a day regardless of whether it's raining.
My Fells Point property is a converted warehouse. Is that different from a rowhouse?+
Primarily in scale and slab configuration. Commercial footprints have more linear footage of perimeter, which means more drain tile and larger pump systems. The approach is the same, interior perimeter drainage at the footer level, but sized for the larger footprint.
Family-Owned Since 1953
Family owned since 1953.
Three generations. Written workmanship guarantee, terms vary by service. 33 min from our Joppa HQ. Honest, consultative guidance. Just an honest assessment of what your property needs.
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