"Avoiding Pitfalls: The Importance of Regular Septic Tank Maintenance" Let's explore the importance of regular septic tank maintenance and how it can help you avoid costly seepage pit failures. When a septic tank is not pumped every 2-3 years, a buildup of sludge and scum can cause a seepage pit to fail. With proper septic tank maintenance, you can protect your property and avoid costly repairs or replacements. (855)GOT-CLOG #plumbing #fbreels | Cisneros Brothers Plumbing, Restoration, Heating &