A. Scott Andres, Thomas E. McKenna, Ph.D, Changming He, Ph.D, David R. Wunsch, Ph.D., PG and John Callahan, Delaware Geological Survey, Newark, DE

Karl C. Wozniak, MS, RG¹ and Ivan K. Gall, MS, RG², (1)Groundwater Section, Oregon Water Resources Dept., Salem, OR, (2)Groundwater Section, Oregon Water Resources Department, Salem, OR

Sonya Cadle, P.G. and Guy Roemer, P.E., Tetra Tech, Louisville, CO

Joseph Fillingham, Ph.D.¹ and Marian Singer, CEO², (1)Wellntel, Silver Spring, MD, (2)Wellntel, Inc., Milwaukee, WI

William L. Cunningham¹, Thomas E. Reilly² and Daryll Pope³, (1)Office of Groundwater, U.S. Geological Survey, Reston, VA, (2)USGS, Reston, VA, (3)New Jersey Water Science Center, U.S. Geological Survey, Lawrenceville, NJ

Eric Chiang, Ph.D., Wildermuth Environmental, Inc., Lake Forest, CA