1. Senior Stormwater Engineer, Fairfax County Dept. of Land Development Services, Site Development and Inspections Division, Fairfax County, 12055 Government Center Pkwy., Suite 535, Fairfax, VA 22035 (corresponding author).
2. Chief Engineer, Fairfax County Dept. of Land Development Services, Fairfax County, 12055 Government Center Pkwy., Suite 535, Fairfax, VA 22035; Adjunct Professor, Dept. of Civil and Environmental Engineering, Univ. of Maryland, College Park, MD 20742-3021.