Reliable Septic System Locating & Digging

When you’re dealing with septic systems, accuracy and efficiency are paramount. Lilly's Septic Service, serving King County and Pierce County, WA, is here to ensure your septic system functions flawlessly. We specialize in:

• Locating each component of your system
• Modifying as-built systems
• Creating and installing fresh as-built systems
• Digging services

Call or text us to discuss your septic system situation today.

The Lilly's Septic Service Advantage

Choosing Lilly's Septic Service means you benefit from unparalleled expertise and commitment. Here’s what sets us apart:

• Over 30 years of experience
• Family- and locally-owned and -operated
• Master installers
• Certified OSM (Onsite System Maintainer) status
• Same-day free estimates available during office hours
  

Contact Us

Ready to ensure your septic system is in top condition? Contact Lilly's Septic Service today for all your locating and digging work. We’re here to help you maintain a seamless and efficient septic system, and we typically can provide our services within a week.