If you have been turned down for a septic system approval due to shallow or expansive clay soils, you may have the option of installing a saprolite system. Saprolite is a chemically weathered rock. Saprolites form in the lower zones of soil profiles and represent deep weathering of the bedrock surface. If you see a reference to "sap" or saprolite in your soil report, contact Thompson Environmental Consulting for a free consultation. These systems are very similar to conven