Warning Signs Your Sewer Line is Failing

Your sewer line does its job without much fanfare—until it doesn’t. Ignore the warning signs, and you could be dealing with sewage backups and a hefty repair bill. At Herbein Plumbing, we help Shillington and Reading-area homeowners spot problems early. Our team can act quickly so you can skip the headache of a full-blown disaster.

Here are the red flags that mean it’s time to call us.

Forewarned is forearmed: Avoiding Sewer Line Emergencies

We’ve outlined 7 of the most common warning signs of possible sewer line emergencies. If you’ve experienced any of these, contact Herbein Plumbing as soon as possible. We will diagnose the situation and advise you of the best course of action.

1. Frequent Drain Clogs Throughout the House

Are multiple drains slow or backing up at the same time? A single clogged sink or tub usually points to a localized issue, but if it’s happening at multiple locations, it may indicate a problem in your main sewer line. Aging pipes, tree root intrusion, or buildup inside the line are common culprits in older Reading homes.

2. Sewage Odors Indoors or Outside

Persistent sewer smells are never normal. And if they’re showing up in your basement or yard? That’s a problem. Sewage odors could mean your sewer line is cracked or blocked. Sewer gases escaping through damaged pipes pose both comfort and health concerns. Don’t ignore this red flag!

3. Gurgling Sounds from Toilets or Drains

Hearing gurgling sounds after flushing a toilet or running water down the drain is often an early warning sign. What you’re hearing is trapped air, caused by a blockage somewhere in the sewer line. At this stage, wastewater is already struggling to move through the system, and a full backup may not be far behind.

4. Sewage Backups in the Basement

This is usually the moment homeowners realize something is seriously wrong. Sewage backing up into floor drains, tubs, or toilets—especially in the basement—is a clear indicator of a sewer line issue. Because basement plumbing sits at the lowest point in the system, it’s often the first place problems appear. If this happens, stop using water immediately and call a professional right away.

5. Unusually Lush or Soggy Patches in the Yard

Sometimes the warning signs aren’t inside the house at all. If you notice unusually lush grass, soggy areas, or unpleasant odors in certain parts of your yard, your sewer line may be leaking underground. Wastewater acts like fertilizer, causing grass to grow faster in isolated spots. Over time, that leaking water can erode soil and even cause the pipe to collapse.

6. Foundation Cracks or Shifting Soil

A damaged sewer line doesn’t just affect plumbing—it can impact the structure of your home. As leaking wastewater washes away soil beneath the foundation, homeowners may notice cracks, uneven floors, or settling around the property. While these issues can have multiple causes, sewer line failure is one that should be ruled out sooner rather than later.

7. Rising Water Bills Without Explanation

A sudden increase in your water or sewer bill—even when usage hasn’t changed—can point to a hidden leak in your sewer system. While sewer leaks aren’t always obvious, they can still impact municipal billing and signal underground damage.

Why Sewer Line Issues Are Common

Aging homes in the Reading area still rely on clay or cast-iron sewer lines. These materials are more vulnerable to corrosion, shifting soil, and invasive tree roots. Seasonal temperature changes and heavy rainfall can also worsen existing weaknesses.

When to Call a Professional Plumber

While surface-level mineral buildup may be manageable, more extensive problems require professional atIt always pains us to know that homeowners were unaware of these red flags or have ignored them. If you notice any of these warning signs, call us as soon as you can. The expense and inconvenience of a full sewer line repair can be tough. We would love to provide an early diagnosis and simpler repairs instead! 

At Herbein Plumbing, our experienced team provides sewer line inspections, repairs, and replacements for homeowners throughout Reading and the surrounding area. We use modern diagnostic tools to pinpoint problems accurately and recommend the most cost-effective solution.

Don’t wait for a sewer emergency. If something feels off, contact Herbein Plumbing today to schedule an inspection and protect your home from costly damage.