Steven A. Dressing is a Senior Scientist, Tetra Tech, Inc.and has over 27 years of experience in nonpoint source pollution and watershed-scale monitoring. While at NC State University, he co-authored evaluations of the Rural Clean Water Program and Model Implementation Program, two of the Nation’s first watershed programs with monitoring and evaluation components, and participated in local watershed projects across the state. While working at EPA’s nonpoint source control program, he created the CWA section 319 national monitoring program, worked on the CZARA section 6217 management measures guidance, and managed the Rural Sources Section. Since moving to Tetra Tech, he has worked on EPA’s CAFO rule, various watershed and water quality efforts across the nation, and has become increasingly involved in urban runoff issues.