Total Maximum Daily Load: Approaches and Challenges presents concepts, approaches, case studies, and applications of the cutting-edge technologies used to develop and implement an effective and innovative TMDL program. Case studies discussed in this book mostly focus on three major causes of water impairment in the United States: bacteria, sediments, and nutrients. TMDL has nine chapters written by experts who have significant knowledge and experience on issues related to the TMDL program. Valuable information for anyone involved with pollution control -- state and federal water quality agencies, consulting engineering firms, publicly owned treatment works, environmental biologists and chemists, and public health officials.