When properly designed, constructed and maintained, a septic system should provide long-term, effective treatment of your household wastewater. If you take good care of your system, you will save yourself the time, money and worries involved in replacing a failed system. Failed systems can be hazardous to your health, the environment and your pocketbook. It can degrade water supplies and reduce your property value. Below are some valuable tips to ensure the longevity of your system.