Fast & Reliable Septic System Repair in Boulder, CO

Sullivan Septic & Excavating provides trusted septic system repair in Boulder, CO, with fast response times and expert care. If you're dealing with backups, foul odors, or soggy yards, your septic system may be in trouble. Don’t wait, call (303) 772-4019 for professional help before small issues become costly repairs.
Pipe in the drainage pit, pumping out sewage from a septic tank, for septic system repair.

Professional Septic System Repair in Boulder, CO That Solves the Real Problem

When your septic system starts acting up, it's more than an inconvenience, it’s a health hazard. Strange smells, slow drains, or sewage backups can quickly disrupt your home or business. The longer you wait, the worse (and more expensive) it gets.


At Sullivan Septic & Excavating, we don’t just treat the symptoms, we fix the root problem. With years of hands-on experience, our team brings solutions that last.

List of Septic System Services in Boulder, CO

Here’s how we help restore your system’s health:


  1. Tank Repairs & Replacements
    Cracks, leaks, or rust? We repair or replace tanks to prevent soil and groundwater contamination.
  2. Drain Field Repair
    A failing drain field can lead to standing water and slow drains. We assess and restore field function fast.
  3. Pipe & Line Repair
    Broken or blocked lines disrupt the entire system. We identify damage with precision and repair it with care.
  4. Emergency Septic System Service
    Don’t wait until Monday. We offer rapid emergency response in Boulder, CO, when things go wrong.
  5. Septic System Maintenance in Boulder, CO
    Regular maintenance helps prevent breakdowns. Ask about our service plans to keep things flowing.

Call for Septic System Repair in Boulder, CO Today!

Don’t ignore septic problems, call Sullivan Septic & Excavating now at (303) 772-4019 for expert septic system repair in Boulder, CO. Contact us to get your system back on track fast.