2004
James K. Edzwald
New England Section
2003
Thomas J. Sorg
Ohio Section
2002
Irwin “Mel” Suffet
California-Nevada Section
2001
Mark D. Sobsey
North Carolina Section
2000
Gary S. Logsdon
Ohio Section
1999
Desmond F. Lawler
Texas Section
1998
Benjamin W. Lykins Jr.
Ohio Section
1997
Charles P. Gerba
Arizona Section
1996
Robert C. Hoehn
Virginia Section
1995
Philip C. Singer
North Carolina Section
1994
Appiah Amirtharajah
Georgia Section
1993
Robert M. Clark
Ohio Section
1992
No Award Given
1991
Walter J. Weber Jr.
Michigan Section
1990
Charles R. O'Melia,
New England Section
1989
Perry L. McCarty
California-Nevada Section
1988
Vernon L. Snoeyink
Illinois Section