Why Does My Drain Keep Clogging? 7 Common Causes in Indiana Homes

You clear the clog, things flow fine for a week or two, and then the water starts pooling again. If that sounds familiar, you’re not dealing with a one-time problem — you’re dealing with a recurring one, and the cause is usually deeper than what your plunger can reach.

Repeat clogs in Marion, Indiana homes almost always trace back to a handful of common culprits. Some you can fix with better habits. Others need a professional plumber and the right equipment. Here’s what’s actually going on inside your pipes — and how to know which type of clog you’re dealing with.

1. Hair and Soap Scum Buildup

In bathroom sinks, showers, and tubs, hair is the number one offender. It binds with soap residue and skin oils to form a sticky mat that clings to the inside of your pipes. Every shower adds a little more. Over time, the buildup narrows the drain opening until water barely trickles through.

You can slow this down with a drain screen or hair catcher, but once the buildup is established several feet into the pipe, store-bought tools usually can’t reach it. A professional drain snake or hydro jet clears the line properly and gives you a fresh start.

2. Grease, Fat, and Oil in Kitchen Drains

Cooking grease is the kitchen sink’s worst enemy. It pours down warm and liquid, then cools and hardens inside your pipes. Layer after layer builds up over months until the drain narrows to a pinhole — and then the dishwater starts backing up.

Hot water and dish soap don’t fix this. Once grease has hardened in the line, it needs to be mechanically cleared. The best prevention is simple: never pour grease, bacon fat, or cooking oil down the drain. Wipe greasy pans with a paper towel before washing, and pour cooled grease into a sealed container for the trash.

3. Food Scraps and Garbage Disposal Misuse

Garbage disposals handle a lot, but they don’t handle everything. Coffee grounds, eggshells, pasta, rice, potato peels, celery, and fibrous vegetables are some of the worst things you can put through one. They either don’t break down or they expand and form a paste that coats your drain line.

If your kitchen sink clogs repeatedly and you use the disposal often, this is almost always the cause. Run cold water before, during, and after using the disposal, keep portions small, and treat the disposal as a backup — not a trash chute.

4. Tree Roots in Your Sewer Line

This is the cause most Marion homeowners don’t see coming, especially in older neighborhoods with mature trees. Tree roots are constantly searching for water, and small cracks or joints in your underground sewer line look like a buffet. Once roots find their way in, they grow inside the pipe, catch debris, and create stubborn recurring clogs that affect every drain in the house.

If your toilet gurgles when the washing machine drains, multiple fixtures back up at once, or you smell sewage in the yard, roots are a strong possibility. A camera inspection is the only way to confirm — and once they’re in, you’ll need professional sewer cleaning or repair to solve it for good.

Suspect a sewer line issue at your Marion home? Call Summers Plumbing, Heating & Cooling at 765-664-4328 to schedule a camera inspection.

5. Hard Water and Mineral Buildup

Indiana is known for hard water, and Marion is no exception. The high mineral content in our water doesn’t just leave spots on your dishes — it leaves scale inside your pipes. Over years, calcium and magnesium deposits narrow the interior of your plumbing, making it easier for everything else (hair, grease, food) to catch and form clogs.

If you’re noticing slow drains throughout the house and you’ve never softened your water, mineral buildup may be part of the problem. A water softener won’t clear existing scale, but it stops new buildup from forming and protects your fixtures, water heater, and appliances at the same time.

6. “Flushable” Wipes and Other Bathroom Mistakes

Despite what the packaging says, flushable wipes don’t break down the way toilet paper does. They make it past your toilet just fine, then snag on any imperfection in the pipe and start collecting other debris. Paper towels, feminine products, dental floss, cotton swabs, and cat litter cause the same problem.

If your toilet clogs frequently or backs up into a tub or shower, what’s getting flushed is the first place to look. The only things that should go down your toilet are human waste and toilet paper — full stop.

7. Damaged, Misaligned, or Bellied Pipes

Sometimes the clog isn’t really a clog — it’s a structural problem. Older Marion homes may have cast iron drain pipes that have corroded from the inside out, leaving rough surfaces that catch debris. Settling soil can cause a section of pipe to sag (called a “belly”), creating a low spot where waste collects instead of flowing through. Cracked pipes let dirt and roots in.

If you’ve had the same drain cleared multiple times and the problem keeps coming back fast, the pipe itself is likely the issue. A camera inspection identifies exactly what’s happening underground, and your plumber can recommend whether spot repair, lining, or replacement makes the most sense.

When to Stop DIY-ing and Call Us

A single slow drain you can often handle yourself. But recurring clogs — especially ones that affect more than one fixture or come back within a few weeks of clearing — are telling you something bigger is going on. Pouring more chemical drain cleaner down the pipe won’t fix it, and over time those products can actually damage your plumbing.

Call a professional plumber if you notice:

• The same drain clogs repeatedly within weeks of being cleared
• Multiple drains slow or back up at the same time
• Sewage smells inside the home or in the yard
• Gurgling sounds from drains or toilets
• Water backing up into a tub, shower, or floor drain
• Slow drains throughout the entire house

These are signs that the problem is deeper in your drain system or in the main sewer line — and they don’t get better on their own.

Professional Drain Cleaning in Marion, IN

Summers Plumbing, Heating & Cooling has served Marion and the surrounding Grant County area for years, helping homeowners solve drain problems the right way the first time. Our technicians use professional-grade tools — drain snakes, hydro jetting, and camera inspections — to clear stubborn clogs, identify root causes, and protect your plumbing from future damage.

Whether you’re dealing with a slow bathroom sink or a recurring sewer backup, we’ll diagnose the actual problem and give you an upfront email estimate before any work begins.

Tired of the same drain clogging again and again? Call Summers Plumbing, Heating & Cooling of Marion today at 765-664-4328 to schedule drain cleaning or a camera inspection.

Frequently Asked Questions

How much does drain cleaning cost in Marion, IN?

Drain cleaning costs vary based on the location of the clog, the method needed, and how accessible the line is. Simple sink or tub clogs typically fall on the lower end, while mainline cleaning and hydro jetting cost more. Summers Plumbing, Heating & Cooling provides upfront email estimates before any work begins — call 765-664-4328 for pricing.

Is liquid drain cleaner safe to use on recurring clogs?

Not really. Chemical drain cleaners can corrode older pipes, especially cast iron and aging PVC joints common in Marion homes. They also rarely solve the underlying cause of a recurring clog. If a drain keeps clogging, the better long-term solution is professional cleaning to address the actual problem.

How often should I have my drains professionally cleaned?

For most Marion homes, professional drain cleaning every 18 to 24 months is enough to prevent buildup and catch problems early. Homes with mature trees, older sewer lines, or a history of clogs may benefit from annual maintenance.

What is hydro jetting, and do I need it?

Hydro jetting uses high-pressure water to scour the inside of your drain or sewer line, removing grease, scale, roots, and debris that a standard snake can’t fully clear. It’s especially effective for recurring clogs, restaurant lines, and mainline issues. A plumber can recommend whether your situation calls for jetting or a standard cleaning.

How do I know if I have a sewer line problem versus a single drain clog?

If only one fixture is affected, it’s almost always a localized clog. If multiple drains are slow at the same time, water backs up into other fixtures (like a shower draining into a tub), or you hear gurgling throughout the house, your main sewer line is the likely culprit. A camera inspection confirms the cause.