Treda Grayson is the Supervisor for the Targeted Community and Compliance Assistance Branch in the US Environmental Protection Agency (EPA) Office of Ground Water and Drinking Water. She is tasked with leading a team that provides technical assistance to drinking water systems in distress, addresses drinking water emergencies, and ensures consumers know the quality of their drinking water.

Treda holds a Ph.D. in Environmental Science and Policy from George Mason University, where her dissertation focused on the characterization of stressor response patterns of benthic macroinvertebrates in Chesapeake Bay. She also holds a M.S. degree in Environmental Sciences and Policy from Johns Hopkins University, and a B.S. degree in Marine Science with Biology and German minors from Coastal Carolina University.