Home Q&A: How often should our septic tank be cleaned out?

Everything to know about when and how to interact with the 'holding point for the sludge that dare not speak its name' 

Most systems are geared for around four people per household, and the tank should be pumped out when the solid deposits in the tank reach a certain level. File picture

We have bought a house with a traditional-style septic tank. Should it be cleaned out and how often should this be done?

ANSWER