Soil and groundwater attenuation factors for nitrogen from septic systems in the Chesapeake Bay TMDL

David E Radcliffe, University of Georgia, College of Agricultural and Environmental Sciences, Athens, GA, United States, Mengistu Geza, Colorado School of Mines, Golden, CO, United States, Michael O'Drisoll, East Carolina University, Greenville, NC, United States and Charles Humphrey, Jr, University of Georgia, Athens, GA, United States