Can High Water Table Affect Septic?

A high water table on the property around your septic tank can hinder the drain field

's ability to absorb and filter the wastewater. This may cause the drain field to be too heavily saturated, which might lead to a septic system backup.

What happens if the water table is too high?

A high water table is a concern for construction, as it can result in groundwater seeping into the house foundation, causing property damage and undermining the structure. Usually sites with a high water table need underground pipes to keep the structure dry.

Does the water table affect septic tanks?

Winter water table and its effect on the septic tank soakaway. If the winter water table becomes higher than the septic tank outlet level, then the outlet pipe to the soakaway starts to drain water from the soakaway back into the septic tank.