Residential Septic Tank Diagram: Component Breakdown (2026)
A standard residential septic tank diagram details a two-compartment concrete or plastic vessel. Wastewater enters through a 4-inch PVC inlet pipe into the primary chamber, where scum floats and sludge settles. Liquid passes through a baffled divider to the secondary chamber before exiting via an outlet baffle equipped with an effluent filter into the drainfield….
