Matthew Ehrhart

228 228 Stroud Water Research Center
Matthew Ehrhart

Director of Watershed Restoration

Watershed Restoration Group


tel. 610-910-0055
970 Spencer Road, Avondale, PA 19311

Interests and Expertise

Matthew Ehrhart’s work is focused primarily on water quality, watershed restoration, agricultural conservation and preservation, and the associated policy and implementation issues.


  • M. Eng., engineering science, The Pennsylvania State University.
  • B.S., environmental resource management, The Pennsylvania State University.

Professional Experience

  • Director of watershed restoration, Stroud Water Research Center, 2012–present.
  • Pennsylvania executive director, Chesapeake Bay Foundation, Harrisburg, Pennsylvania, 2002–2012.
  • Pennsylvania assistant director/watershed restoration manager, Chesapeake Bay Foundation, Harrisburg, Pennsylvania, 2001–2002.
  • Pennsylvania watershed restoration scientist, 1996–2001.
  • Senior environmental scientist, Landstudies, Inc., Oxford, Pennsylvania, 1992–1996.
  • Graduate research assistant, The Pennsylvania State University, University Park, Pennsylvania, 1991.