onsite wastewater treatment system, on-site wastewater treatment system, on-site sewage system, on-site sewerage system, private sewage system, private sewerage system
omal krundil paiknev, ühiskanalisatsiooniga ühendamata kanalisatsioonisüsteem, millesse kuulub ka omapuhasti, a system relying on natural processes and/or mechanical components that is used to collect, treat, and disperse/discharge wastewater from single dwellings or buildings
