Ryan Lefers

PhD Student

Research Interests

Sustainable agriculture, solar desalination, water conservation, desert agriculture, groundwater recharge, wastewater reuse, wastewater treatment, stormwater management, agricultural nutrient supply and management, water management.


  • M.S. in Engineering, South Dakota State University, 2006
  • B.S. in Agricultural Engineering, South Dakota State University, 2004

Professional Profile

  • Environmental Engineering Consultant, 2006-2013

Scientific and Professional Memberships

  • American Society of Agricultural and Biosystems Engineers
  • National Groundwater Association
  • Professional Engineer (P.E) license in South Dakota and Minnesota, USA


  • February 2009     ASABE “New Face of Engineering”                         
  • April 2006           Featured in ASABE Discover Magazine              
  • July 2005           Winner AWMA best student research