Developers

In more advanced systems, air is introduced via the use of electricalpumps. In this enclosed system, wastewater is treated as it passesfrom one chamber to another via bacterial action. Solids that settle atthe bottom of the chambers are pumped back to the beginning for retreatment.An irrigation pump, located in the last chamber, makes thetreated wastewater available for irrigation. If surface irrigation isrequired chlorine can be added to the system. The illustration belowshows an aerated system.Aerated SystemSource: http://www.unep.or.jp/ietc/publications/freshwater/sb_summary/6.aspSeveral modifications of the conventional system exist depending onyour particular soil and site conditions. Have your site and soilproperly evaluated to ensure that the most appropriate system isinstalled to prevent potential issues in the future. Consult with theTown and Country Planning Department and Environmental HealthUnit to verify that the position of the proposed septic system issuitable and appropriate.91