FAQs How Often Should Septic Tanks Be Pumped? Septic tanks should be pumped every 3 to 5 years. This will help maintain a healthy septic system. Price Of New Septic System? The cost of a new system will depend on the area and the soil. A site inspection with drainage testing is needed before responsibly and realistically pricing a new septic system installation. What Will Help Sustain The Life OF My Current Septic System? Please contact our office for recommended bacteria and other suggestions for maintaining your septic system. Do You Rent Porta-Potties? YES! We rent clean, well maintained porta-potties. We offer portable restrooms to the Central Texas area. Contact us for rates, reservations and availability.