Septic Tank Soakaway Problems Updated Jun 2026

Tree and shrub roots are naturally drawn to the nutrient-rich water in a soakaway. Once roots enter the pipes, they create blockages and can eventually shatter the infrastructure. Solutions and Preventative Measures

Unusual noises coming from your pipes or drains. septic tank soakaway problems

A septic tank system relies on two main parts: the tank itself (where solids settle) and the (also called a drain field or leach field). The soakaway’s job is to safely disperse liquid effluent from the tank into the surrounding soil, where natural bacteria finish treating it. Tree and shrub roots are naturally drawn to

If the septic tank is not desludged regularly, solids accumulate and eventually spill over into the outlet pipe. These solids travel into the soakaway and create a physical barrier (sludge blanket) over the gravel and soil, rendering it impermeable. A septic tank system relies on two main

Modern “package treatment plants” produce much cleaner effluent, allowing a smaller soakaway or even a drainage mound.

Persistent sewage smells around the tank or the drainage field.