Septic tank

septic tank: a (typically) underground tank where sewage is collected and septic tank decomposed by bacterial action, prior to discharge as effluent. Septic systems are typically installed in homes that do not have access to a municipal or community sewer disposal system.

To learn more about septic systems, including how to keep them functioning properly, please visit the EPA’s Septic System website or check out this article from Family Handyman magazine.