There is no way to detect them. Even locator companies will not be able to help since the lines do not run directly from the tank to the field. The first enter a distribution box and then branch to the various runs. Your county health board, or whoever has jurisdiction over septic tanks, may have the original approved plan that could give the dimensions that you are looking for.: I am considering installing an inground swimming pool, but I dont know where my septic system leach lines run. I think they run in the general vicinity of the proposed pool. Is there a way for me to determine where the line are located? Who should I call to help me out?
