An onsite system designed to treat and dispose of domestic sewage. A typical septic system consists of a tank that receives waste from a residence or business and a system of tile lines or a pit for disposal of the liquid effluent (sludge) that remains after decomposition of the solids by bacteria in the tank and must be pumped out periodically.
the most common way to treat domestic wastewater when sewer lines are not available to carry wastes to a treatment plant. Made up of septic tank and underground absorption fields.
an underground system that breaks down sewage from homes. Septic systems are used where homes are not hooked up to a city (municipal) sewer system. The system includes a septic tank where solid sewage is broken down by bacteria and a leach field into which water flows from the tank.