Owners of a 94- by 126-foot lot on Lake Blackshear in Cordele, Ga., could not build because the Crisp County Health Department deemed the site unacceptable for a conventional onsite system.The couple hired a soil scientist, then took the study and plans for a two-bedroom seasonal cabin to designer Matt Vinson of Vinson Septic Solutions in Milledgeville, Ga. “The soil had good drainage,” he says. “The issues were the water table at 20 inches below grade and drainfield space limitations.”Other concerns were the 50-foot setback from the lake, the requirement for an alternative system to have a replacement drainfield, intermittent
