Common Sources of Basement Water
Water in a basement is a symptom. Before any work begins, we look at the pattern: when it appears, where it pools and how quickly it returns after cleanup.
Water coming through the foundation
Seepage at the joint between the wall and floor, water running from a crack, and damp lines along mortar joints in block walls usually mean groundwater is pressing against the foundation.
Water from above grade
Window wells that fill during storms, short downspouts and soil that slopes toward the house all send surface water straight at the wall. These are often the simplest problems to fix.
Water from inside the house
Condensation forms when warm, humid air meets a cool foundation wall, which is common in summer. Leaking plumbing, a failing water heater or a blocked floor drain can also look like a foundation leak at first.
A Simple Test You Can Try
To tell condensation from seepage, tape a square of clear plastic tightly to a damp section of wall and leave it for a couple of days. Moisture on the room side of the plastic suggests condensation. Moisture behind it suggests water coming through the wall.
What Wet Basement Repair Can Include
- Regrading, downspout extensions and window well covers or drains for surface water.
- Foundation crack injection for leaking cracks in poured walls.
- Interior drainage and membranes as part of basement waterproofing.
- A new or replacement pump through sump pump installation.
- Excavation and new weeping tile through exterior foundation waterproofing.
- Dehumidification advice for condensation problems.
Our Approach to the Repair
- Inspect walls, floor, drains and the outside of the house, including grading and downspouts.
- Identify the most likely source and explain the evidence.
- Recommend the smallest effective fix first, and a fuller solution if it is needed.
- Complete the work and confirm the area stays dry through the next wet spell.
After the Water Is Gone
Dry wet materials quickly. Carpet, cardboard and drywall that stay damp for more than a day or two can start to grow mould. If you notice a lingering musty smell or spots on surfaces after a leak, our mould removal service covers cleanup and drying.
Keep photos of where water appears and the dates it happens. That record makes it much easier to pinpoint the source during an assessment.
Serving Brockville and Nearby Communities
We provide wet basement repair in Brockville, Prescott, Gananoque, Athens, Lyn, Mallorytown, Maitland and the 1000 Islands area. See all service areas or browse the gallery for examples of this type of work.