| Advanced Enviro-Septic AES-38 | Treatment capacity of Primary effluent = 38L per lineal metre | Passive aerobic bacterial breakdown of primary treated wastewater received from a suitably sized septic tank. | Aerated pipe and biomat disposal system | n/r - sub-surface disposal only.x | Secondary (90% of samples for BOD5 & TSS less than or equal to 20.0mg/L) | n/r under normal operating conditions | | 2 Aug 2015 |