How Often Should Sewer Drains Be Cleaned? A Homeowner’s Guide

If you’ve ever dealt with a clogged drain or a backed-up sewer line, you know how disruptive—and expensive—it can be. One of the best ways to prevent plumbing disasters is through routine sewer and drain cleaning. But how often should it actually be done?

Let’s break it down based on household type, warning signs, and expert plumbing advice.

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Why Sewer Drain Cleaning Matters

Your main sewer line is responsible for carrying wastewater from your home to the city sewer system. Over time, it can become clogged with:

Grease and soap scum

Hair and hygiene products

Tree roots

Scale buildup

Food waste and foreign objects

Without proper maintenance, these materials can cause slow drainage, recurring clogs, foul odors, or even raw sewage backing up into your home.

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Recommended Cleaning Frequency

Here’s a general guideline for how often you should clean your sewer drains:

🏠 For the Average Household: Every 18–24 Months

If you don’t notice any issues, having your drains professionally cleaned every 1.5 to 2 years is a smart preventative measure.

👨‍👩‍👧‍👦 For Larger Families or Older Homes: Every 12 Months

More usage = more buildup. Older homes with aging pipes are also more prone to tree root intrusion or corrosion, so annual drain cleaning is recommended.

🏢 For Rental Properties or Commercial Spaces: Every 6–12 Months

High-traffic properties like rental units, restaurants, or multi-unit buildings should clean sewer drains more frequently to avoid tenant disruptions or health code issues.

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Don’t Wait—Call Northern Colorado’s Drain & Sewer Experts

At No Limits Plumbing & Drains, we specialize in:

  • Drain cleaning services

  • Camera inspections

  • Sewer line repairs

  • Trenchless sewer replacement

  • Emergency plumbing

Whether you're in Denver, Boulder, or Northern Colorado, our team is here 24/7 to provide fast, reliable solutions to your most urgent plumbing problems.

Call Us Today

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Signs You May Need Drain Cleaning Sooner

If you’re noticing any of the following, it may be time for immediate sewer line cleaning:

  • Slow draining sinks or tubs

  • Recurring clogs in toilets or showers

  • Gurgling sounds in your pipes

  • Unpleasant sewage odors

  • Water pooling in your yard or basement

These symptoms can indicate a partial or full blockage in your main sewer line, and waiting can lead to major damage.

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What’s Involved in Professional Sewer Cleaning?

At No Limits Plumbing & Drains, we use state-of-the-art methods such as:

  • Camera inspections to locate the blockage or buildup

  • Hydro jetting to blast away grease, roots, and debris

  • Rooter services for more stubborn clogs

These tools ensure a thorough clean without damaging your pipes—and without guesswork.

Stay Ahead of Sewer Problems

Routine drain cleaning may not be at the top of your to-do list—but trust us, it should be. A proactive approach can extend the life of your plumbing system, keep your home sanitary, and save you from expensive emergency repairs.

📞 Need your drains cleaned?

Contact No Limits Plumbing & Drains for expert sewer line cleaning in the Greater Denver Area, Boulder and Northern Colorado

👉 Schedule Your Inspection Today