Gravity System


A septic tank system that uses gravity to make the wastewater flowing out of the tank run downhill through pipes to the drain field or collection network.

Also known as

Gravity-fed Septic System, Gravity-fed System

Cost Considerations

Factors such as how level the ground is, the quality of the soil, and where the house is located will affect the cost of a gravity system. The project can range between $4,000 and $25,000.

Costs vary greatly by region (and even by zip code). To get free estimates from local contractors, please indicate yours.