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Basement Waterproofing in Ingersoll
Ingersoll sits in the Thames valley on clay-loam that holds melt and rain against foundation walls, and the town has a long record of spring high water. We waterproof a wet Ingersoll basement from the inside with a weeping-tile system or from the outside with excavation and a membrane, and we pick the one your wall actually needs. Quotes are free and in writing, and a lifetime warranty on labour covers the work.
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Reviewed June 2026
Every job is priced individually, not off a price list. Tell us about yours and you get an accurate, no-pressure quote in writing.
If you are looking for basement waterproofing in Ingersoll, the river is part of the reason. The town grew up on the Thames, and its own flood and freshet timeline, kept by the Oxford County Library, runs from 1856 to 1976: snowmelt that took out the King, Charles and Canterbury Street bridges, mill-pond dams that gave way, and spring rains that sent water into homes and businesses on King Street East.
The ground does the rest. Ingersoll lies on the clay-loam of central Oxford County, and clay holds melt water and rain against a foundation wall. The water finds a crack, a tie hole or the joint where the floor meets the wall, and pressure pushes it through.
We waterproof both ways and say plainly which one your wall needs. The full method, the weeping tile, the sump and the outside membrane, is on our basement waterproofing page. This page is about why Ingersoll basements get wet and how we handle them here. Send the form for a free written quote.
A river town with a long high-water record
The Thames flood of April 1937 was the highest ever recorded on the river, after nearly six inches of rain fell in five days. It hit Ingersoll hard, and it is one of the floods that led to the Upper Thames River Conservation Authority. The authority's first major project in the watershed was the Ingersoll Channel improvement, finished in 1950.
Older core foundations and plant-era basements
The blocks around Thames Street hold the oldest homes in town, Victorian and Edwardian brick, some on stone or early-block foundations. In older homes the original clay weeping tiles have often silted up or collapsed, so water that should drain away at the footing sits there, looking for a way in. We look at how your wall is built before we quote.
The subdivisions that followed the CAMI plant are now 25 to 35 years old. Whatever the age of the house, the quote names where the water is getting in and gives you the straight choice between an interior system and an outside dig.
When to book the work
Ingersoll is on our regular Oxford County routes with Woodstock and Beachville. Book the inspection when you first see water. From October to March you can flag water that is actively coming in as urgent on the form, and urgent water problems are seen first.
Straight answers
Why do Ingersoll basements take water in the spring?
The snow melts and the rain comes, and the clay-loam under Ingersoll holds that water against the foundation. Pressure pushes it through a crack, a tie hole or the joint where the floor meets the wall. An inspection shows where your water gets in, and the quote names the fix.
Can you waterproof an old foundation in Ingersoll's core?
Yes. Many of the older homes around Thames Street stand on stone or early block foundations. We install both interior weeping-tile systems with a sump and outside digs with a membrane, and we look at how your wall is built before we quote.
How much does basement waterproofing cost in Ingersoll?
It depends on the size of the job, access to the wall and how severe the problem is. We give you a free written quote after we see where the water comes in, and the number on the quote is the number on the invoice unless you change the job.
Water is coming in now. What should I do?
Send the quote form. From October to March you can mark it as water actively coming in, and urgent water problems are seen first. We reply to every request within one business day.
Keep reading
- Basement Waterproofing across Southern OntarioHow we choose between an interior weeping-tile system and an outside membrane, and what each one involves.
- Concrete Contractors in IngersollParging, foundation repair, driveways and patios across Ingersoll, from the Victorian core to the plant-era streets.
- Foundation RepairCracks and movement in the foundation wall itself.
Tell us about the job.
Send the details and we'll get back to you within one business day with next steps. If water is coming in right now, check the box and we flag it urgent.
Get a straight quote
Free · no pressure · 1 business day