US Army Corps of Engineers
Institute for Water Resources Website


IWR Headquarters Leadership

IWR Director
IWR Deputy Director,
IWR-NCR Director
Picture of IWR Director, Joe Manous Picture of Mike Pfenning
Joe D. Manous, Jr., P.E., Ph.D., D.WRE Dr. Michael F. Pfenning


IWR Center Directors

HEC Director
NDC Director
WCSC Director
RMC Director
Image of Chris Dunn of HEC Image of Mark Sudol of NDC Image placeholder for Thomas Podany of WCSC Image of Nate Snorteland of RMC
Mr. Chris N. Dunn, PE Dr. Mark F. Sudol Mr. Thomas J. Podany Mr. Nathan J.
Snorteland, PE


IWR-NCR Technical Center Directors

  • Collaboration and Conflict Resolution Center of Expertise (CPCX) - Dr. Hal E. Cardwell
  • International Center for Integrated Water Resources Management (ICIWaRM) - Dr. Will S. Logan

Meet the IWR Liaisons

Our liaisons are specialized in certain areas within the U.S. Army Corps of Engineers.  Their role is to enhance coordination and communication. 

  • Engineering and Construction - Jeannette Baker
  • Environmental - Jeannette Gallihugh
  • Homeland Security - Joy Muncy
  • Interagency and International Services - Dr. Mike Pfenning
  • Operations and Regulatory - Jae Chung
  • Planning - Rachel Grandpre
  • Programs Integration - Kerry Redican