Common Causes of Sewer Line Problems
- Jerry Quinn

- 6 days ago
- 4 min read
If you’ve ever dealt with a backed-up drain or a foul smell wafting from your yard, you know how frustrating sewer line problems can be! These issues can disrupt your daily routine and cause costly damage if left unchecked. But don’t worry - understanding the common causes of sewer line issues can help you spot trouble early and take action before things get worse.
Let’s dive into the most frequent culprits behind sewer line problems and what you can do to keep your plumbing flowing smoothly.
Why Sewer Line Issues Happen More Often Than You Think
Sewer line issues are surprisingly common, especially in older homes or areas with shifting soil. Pipes underground face a lot of challenges every day. From tree roots invading the pipes to natural wear and tear, there are plenty of reasons your sewer system might act up.
Here are some of the top causes:
Tree Root Intrusion: Roots naturally seek out water sources. If your pipes have tiny cracks or joints, roots can sneak in and grow inside the pipe, causing blockages or even breaks.
Pipe Corrosion and Aging: Over time, pipes made from materials like cast iron or clay can corrode, crack, or collapse. This leads to leaks and blockages.
Clogs from Debris: Flushing inappropriate items like wipes, grease, or large amounts of hair can clog pipes.
Ground Shifting and Soil Movement: Natural shifts in the earth can cause pipes to misalign or crack.
Heavy Machinery or Construction Damage: Nearby digging or construction can accidentally damage underground pipes.
Knowing these causes helps you stay alert and take preventive steps. For example, avoid flushing anything but toilet paper, and schedule regular inspections if you have older pipes.

What is a sewer line?
Simply put, a sewer line is the underground pipe that carries wastewater away from your home or business to the municipal sewer system or a septic tank. It’s a vital part of your plumbing system, but because it’s buried out of sight, problems can go unnoticed until they become serious.
Sewer lines are usually made from materials like PVC, cast iron, or clay. Each has its pros and cons, but all can suffer damage over time. When a sewer line gets blocked or broken, wastewater can back up into your home or yard, causing unpleasant odors, health hazards, and expensive repairs.
Regular maintenance and early detection are key to avoiding major headaches. If you suspect a problem, it’s best to call a professional who can inspect your pipes with a camera and recommend the right solution.

How to Spot Early Signs of Sewer Line Trouble
Catching sewer line issues early can save you a lot of stress and money. Here are some warning signs to watch for:
Slow Drains: If sinks, tubs, or toilets drain slowly, it could mean a blockage.
Gurgling Sounds: Strange noises from drains or toilets often indicate trapped air caused by clogs.
Foul Odors: Bad smells around your yard or inside your home can signal a sewer leak.
Water Backups: Raw sewage backing up into your home is a clear sign of a serious problem.
Lush Patches in Your Yard: Extra green or soggy spots in your yard might mean a leaking sewer pipe underground.
If you notice any of these signs, don’t wait! Contact a trusted plumbing service to inspect your system. Early intervention can prevent costly damage and health risks.

What You Can Do to Prevent Sewer Line Problems
Prevention is always better than repair. Here are some simple tips to keep your sewer line in great shape:
Be Careful What You Flush
Only flush toilet paper and human waste. Avoid wipes, feminine products, grease, and other items that can clog pipes.
Watch What Goes Down the Drain
Use drain screens to catch hair and food particles. Don’t pour grease or oil down the sink.
Schedule Regular Inspections
Especially if your home is older, have a professional inspect your sewer line every few years.
Keep Trees and Shrubs Away from Sewer Lines
Plant trees and large shrubs far from your sewer pipes to prevent root intrusion.
Fix Leaks and Cracks Promptly
If you notice any leaks or cracks, get them repaired quickly to avoid bigger problems.
By following these tips, you can extend the life of your sewer line and avoid unexpected plumbing disasters.
When to Call the Pros for Sewer Line Repair or Replacement
Sometimes, sewer line problems are too big to handle on your own. If you experience persistent backups, foul odors, or suspect a broken pipe, it’s time to call in the experts.
Professional plumbers have the tools and experience to:
Perform video inspections to pinpoint the problem
Clear blockages safely and effectively
Repair or replace damaged pipes with minimal disruption
Offer long-term solutions like trenchless pipe repair
If you’re in Spokane and need reliable help, Action Drain & Plumbing is ready to assist. They’re known for their trustworthy service and expert solutions that keep your plumbing flowing smoothly.
Don’t wait until a small issue turns into a costly emergency. Reach out early and get your sewer line back in top shape!
Understanding the common causes of sewer line issues empowers you to protect your home or business. With a little care and timely action, you can avoid messy backups and keep your plumbing system running like a charm. Remember, when in doubt, call the pros who know how to handle sewer line problems quickly and efficiently!




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