Get the Help You Need
If you suspect a sewer line issue, don’t wait—early intervention prevents further damage and costly repairs. New Canadian Drain & Plumbing provides fast, professional service throughout Toronto. Contact us today for a thorough inspection and expert solutions.
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Signs You Need Sewer Line Repair or Replacement
Don’t wait for a complete failure. These warning signs mean your sewer line needs professional attention:
- Slow drains in multiple fixtures at the same time
- Recurring blockages that return shortly after clearing
- Sewage smells inside your home or in the yard
- Unusually green or lush patches of lawn above the sewer line
- Wet spots or standing water in the yard with no rain explanation
- Foundation cracks caused by underground leaks
- Gurgling sounds from drains, toilets, or basement floor drain
- Sewage backup into basement drains or toilets
What Causes Sewer Line Damage in Toronto?
Toronto sewer lines can be damaged by tree-root intrusion, aging or corroded pipes, shifting soil, freezing temperatures, and buildup from grease or debris.
- Tree root intrusion, roots seek moisture and grow into cracks in aging pipes
- Aging clay or cast iron pipes, many Toronto homes built before the 1970s still have original clay or cast iron sewer lines at or beyond their 50-year lifespan
- Pipe erosion, constant water flow gradually thins pipe walls over time
- Corrosion, cleaning chemicals and waste accelerate pipe deterioration from the inside
- Grease buildup, narrows the pipe diameter and restricts flow, eventually causing blockages
- Soil shifting and ground movement, Toronto’s freeze-thaw cycles can shift pipes out of alignment

City of Toronto Rebate on Sewer Line Work
Toronto homeowners may qualify for a City of Toronto rebate on eligible sewer line repairs, replacements, and backflow prevention upgrades through the Basement Flooding Protection Subsidy Program.
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Why Toronto Homeowners Choose New Canadian Drain & Plumbing
Choosing the right plumbing company is crucial to ensuring reliable, long-lasting sewer repairs. Here’s why New Canadian Drain and Plumbing is the right choice:
Serving Toronto & The GTA
From The Beaches and East York to Leaside, Riverdale, and Pape Village, our licensed plumbers provide sewer line repair and replacement services throughout Toronto and the GTA. Contact us today for a free estimate in your area.
- Toronto West
- Toronto East
- Etobicoke
- North York
- Scarborough
- Mississauga
- Brampton
- Oakville
- Ajax
- Pickering
Contact us for a free plumbing service estimate:

Sewer Line Repair Methods
We start with a drain camera inspection to assess your pipe’s condition before recommending any method:
Trenchless Sewer Repair
A modern approach that minimizes digging, using methods such as pipe lining and pipe bursting.
Traditional Excavation
Used when the pipe is severely collapsed or trenchless access is not possible. We excavate to the damaged section, replace the pipe, backfill, and restore the surface.
Pipe Bursting
A new pipe is pulled through the old damaged line while a bursting head simultaneously breaks the old pipe apart. Only small access points required at each end, no major excavation.
Spot Repairs
For minor localized damage, we access only the affected section and replace that area, avoiding the cost of full pipe replacement.
Interior or Basement Sewer Line Repair
Sewer line issues inside a home or basement present unique challenges due to accessibility and potential damage to the property’s interior. Our team specializes in:
Our Emergency plumbing services:
- Diagnosing interior sewer line problems: Using advanced video camera inspections to locate blockages, cracks, or leaks.
- Minimally invasive repair solutions: Utilizing trenchless techniques when possible to reduce disruption.
- Basement waterproofing and restoration: Ensuring your home remains safe and structurally sound after repairs.
If you’re experiencing backups, slow drains, or foul odors in your basement, contact us for a professional assessment and repair plan.
Sewer Line Repair & Replacement Cost
The cost of sewer line repair or replacement in Toronto depends on several factors, including the extent of the damage, pipe depth and access, length of pipe affected, and the method used. Trenchless repair methods such as pipe lining and pipe bursting are generally more cost-effective than traditional excavation, and cause significantly less disruption to your property.
Water Line Services
Water line services are often required alongside sewer line repairs. Ensuring your home has a properly functioning water supply is just as important as maintaining drainage. Our experts handle water line repairs, replacements, and installations to keep your plumbing system in top condition.
Spot Repairs and Clean-Out Installation
Spot repair services focus on fixing specific damaged sections of a sewer line rather than replacing the entire system, offering a cost-effective solution for localized issues. Additionally, clean-out installations provide easy access points for maintenance, inspections, and repairs, helping to prevent major sewer problems in the future.

Frequently Asked Questions (FAQs)
Signs such as slow drains, recurring backups, foul odors, or wet spots in your yard may indicate sewer line issues. Our professionals can inspect your system to determine the best solution.
Trenchless sewer repair is a minimally invasive method that repairs pipes without major digging. Techniques like pipe lining and pipe bursting replace damaged pipes with minimal disruption.
The timeline varies depending on the extent of damage and the chosen repair method. Trenchless repairs are typically completed within a day, while traditional excavation may take longer.
Yes, tree roots seek out moisture and can grow into cracks in pipes, leading to blockages or damage. Regular inspections and root barriers can help prevent this issue.
Yes, we provide 24/7 emergency services to handle urgent sewer and plumbing issues.
Homeowners are typically responsible for the sewer line that runs from their house to the main municipal sewer connection. The city or municipality is responsible for maintaining the main sewer line beyond this connection. It’s best to check with your local regulations for specific details.
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