Contractor cleaning up a septic tank, showcasing excellent septic tank cleaning skills.

Septic Tank Cleaning & Pumping in Boulder, CO

If you're looking for professional septic tank cleaning and septic tank pumping in Boulder, CO, Sullivan Septic & Excavating is your trusted local expert. Backed by decades of experience and modern equipment, we help homeowners and businesses maintain clean, healthy, and compliant septic systems. Call us today at (303) 772-4019 to schedule service and protect your property from costly backups.

Why Septic Tank Cleaning Matters in Boulder, CO

Routine septic tank cleaning and septic tank pumping aren't just recommended; they're essential. Ignoring regular maintenance can lead to:

  • Sewage backups in your home or yard


  • Foul odors that disrupt daily life


  • Premature septic system failure costing thousands in repairs


  • Environmental contamination and groundwater pollution

In Boulder’s unique terrain and growing population, your septic system works overtime. Our services help you avoid health hazards and property damage by keeping your tank clear and your system flowing.

Benefits of Septic Tank Cleaning and Pumping

We don’t just clean tanks; we protect homes. 

Here’s how you benefit from routine service with Sullivan Septic:

Extended System Life

Removing solids regularly prevents corrosion, clogs, and wear inside the tank and pipes, ensuring your system lasts longer.

Preventative Maintenance

We catch minor issues before they become major emergencies, saving you money and stress.

Improved Efficiency

A freshly pumped septic system works more effectively, processing waste faster and reducing the chance of backups.

Health and Safety

By removing harmful buildup, we prevent contamination of your soil and water—keeping your property safe for your family and pets.

Local Code Compliance

Our licensed team ensures your system meets all Boulder County health regulations, so you avoid fines and legal issues.

Our Septic Tank Cleaning & Pumping Process

We follow a proven, professional process to ensure every job is done right:

Initial Inspection

We evaluate your tank’s condition and depth, identifying any signs of leakage or structural issues.

Locate and Access the Tank

Our team uses precision tools to locate your tank and uncover access points without damaging your yard.

Pump and Clean

Using high-powered vacuum equipment, we remove solids, scum, and sludge from the tank. We ensure no waste is left behind.

Rinse and Recheck

We clean the inside walls of the tank and re-inspect the baffles and filters for proper function.

Final Review & Education

We update you on your tank’s condition and provide a recommended maintenance schedule tailored to your usage.

Septic Tank Cleaning FAQs

  • How Often Should I Get My Septic Tank Pumped?

    Most tanks should be pumped every 3 to 5 years, depending on household size and system usage.

  • What Are Signs I Need Septic Tank Cleaning?

    Slow drains, foul smells, standing water in the yard, or sewage backups are key warning signs.

  • Is Septic Tank Pumping Different From Cleaning?

    Pumping removes the liquid and some solids. Cleaning removes all solids and sludge, ensuring full performance.

  • What Happens If I Delay Service?

    Delays can lead to expensive damage, including system failure, soil contamination, and health risks.

  • Are Your Services Safe for the Environment?

    Yes! We dispose of all waste responsibly and follow Boulder County environmental guidelines.

Why Boulder Residents Choose Sullivan Septic & Excavating

At Sullivan Septic & Excavating, we’re more than a service; we’re your septic system partner.

Here's why Boulder locals trust us:

  • Over 40 years of experience in Colorado soil


  • Licensed, bonded, and insured technicians


  • State-of-the-art equipment for clean and efficient results


  • Fast response times and reliable scheduling


  • Honest service with no hidden fees

We treat your property like our own and never cut corners.

Call Today for Septic Tank Cleaning in Boulder, CO

Don’t wait until there’s a problem. Whether you need emergency septic tank pumping or want to set up regular maintenance, Sullivan Septic & Excavating is here to help.

Call (303) 772-4019 now to schedule your septic tank cleaning in Boulder, CO. Contact us today and let us keep your system clean, safe, and flowing the way it should.