About EPA

Cynthia Sonich-Mullin, Director of EPA’s National Risk Management Research Laboratory (NRMRL)

Ms. Sonich-Mullin is the Director of the National Risk Management Research Laboratory in Cincinnati, Ohio. NRMRL is one of three federal research laboratories within EPA’s Office of Research and Development. The laboratory is responsible for conducting engineering and environmental technology research to support the Agency in development of policy, regulations and guidance to further environmental protection in the U.S. The research staff consists of 400 environmental and chemical engineers, chemists, microbiologists, economists, hydrologists and other scientists and support staff. Key areas of research include:

  • treatment and control of contaminants in drinking water,
  • restoration of ecosystems,
  • control of air pollutants,
  • remediation of contaminated sites,
  • environmental sustainability and
  • environmental technology testing and development.

Before joining NRMRL, Ms. Sonich-Mullin served as the Acting Director of the National Homeland Security Research Center and as the Assistant Center Director for Human Health, National Center for Environmental Assessment (NCEA).

Ms. Sonich-Mullin has an MS in Environmental Science and has completed coursework in pursuit of a doctorate in epidemiology and biostatistics.