1) Have your septic tank system inspected and pumped regularly

Sludge in large quantities can only be eliminated by a professional pumper. You should have a pumper inspect your septic system to determine if the accumulation of solid waste is too high and needs to be removed. It is recommend the average septic system should be inspected every 3-5 years. Five key factors that influence the frequency with which you'll need to have your septic system pumped: household size, total wastewater generated, volume of solids in wastewater, products used and septic tank size.

2) Watch what you pour do...