Southern Water and Soil, Inc., is a leader in the onsite septic and wastewater industry. SWS is a licensed engineering and septic contracting business near Tampa, Florida. Greg Mayfield the owner and registered septic contractor is a former Department of Health employee and inspector. Greg is a graduate of the University of South Florida where he studied Geography, Hydrogeology, and Environmental Science. SWS has excelled in customer satisfaction. Give SWS a chance to earn your business. SWS services Hillsborough, Pasco, and Pinellas counties with excellent service.