I receive a lot of questions about the different names used to describe sewage tanks in onsite systems. The Consortium of Institutes for Decentralized Wastewater Treatment wrote a glossary of terms for this reason. Depending on the region where a contractor works, components of onsite systems have different names, but in discussions it was often found that the functions were the same. In this article I will take a look at the types of sewage tanks we commonly use in onsite systems and briefly describe their functions.
Onsite sewage tanks can be loosely
