Mr. Keith Sappington has over 30 years of experience conducting applied environmental research in support of human and ecological risk assessments and water quality criteria development. At the U.S. Environmental Protection Agency (USEPA), Mr. Sappington serves as a Senior Science Advisor in the Office of Pesticide Programs (OPP) where he conducts ecological risk of assessments of pesticides. His areas of expertise include aquatic toxicology, bioaccumulation modeling, contaminated sediment testing and assessment, and assessing risk sof pesticides to insect pollinators. Mr. Sappington also served for ten years in USEPA’s Office of Research and Development and the Office of Water where he managed ecotoxicological research related to methyl mercury and contaminated sediments, developed guidance for assessing metals bioaccumulation by aquatic organisms, revised aquatic life criteria for selenium, and developed aquatic life and human health water quality criteria guidelines. Prior to his employment by the USEPA, Mr. Sappington served as a Senior Analyst at Abt Associates, Inc., where he conducted risk assessments and related analyses to support various EPA guidance and regulatory initiatives. Mr. Sappington also worked as an environmental scientist for the State of Maryland Department of Environment where he supported whole effluent toxicity testing program for municipal waste water treatment plants. In addition to his regulatory and consulting experience, Mr. Sappington conducted four years of applied laboratory and field ecotoxicological research at Virginia Tech and the University of North Texas. Mr. Sappington holds a M.S. degree in Zoology and a B.S. degree in Biology from Virginia Tech. He has authored numerous book chapters, peer reviewed articles, and government reports related to ecological risk assessment and presented his work at various national and international workshops and scientific peer review meetings.
Listed skills include Environmental Science, Environmental Awareness, Environmental Policy, Science, and 11 others.
