2019
Shannon Simmers, City of Redlands
Nick Klump, EBMUD

2018
Jonathon Powell, Orange County Sanitation District

2017
Berlinda Blackburn, City of Coachella
Alina Constantinescu, Larry Walker Associates

2016
Nicole deMoet
Ken Hanks

2015
Casey Fitzgerald, City of San Jose
Jack Betourne, Betourne Environmental Consulting

2014
Paul D. Schmidtbauer, South Orange County Wastewater Authority

2013
Cassie Prudhel, City of South San Francisco
John Mukhar, City of San Jose

2011
Michael Simpson, City of Los Angeles

2010
Preeti Ghuman, Los Angeles County Sanitation Districts

2009
Norman Domingo, Silicon Valley Clean Water

2008
Greg Arthur, EPA Region IX
Gary Welling, City of Santa Monica

2007
John Boyd, Los Angeles County Sanitation Districts

2006
Philip Lo

2005
Joe Wong

2004
Phil Bobel

2003
Keith Silva, EPA Region IX
Mike Zedek, Orange County Sanitation District

2002
Gayle Tupper, City of Hayward
Jeff Carter, Eastern Municipal Water District

2001
Tim Potter, Contra Costa County Sanitary District
Larry Whitney, City of Simi Valley

2000
Ann Heil, Los Angeles County Sanitation Districts
Allen Grayson, Lawrence Livermore National Laboratories

1999
Dave Whipple
Darren Greenwood

1998
Paul Martyn
Paula Kehoe

1997
Betsy Elzufon
Lynne Scarpa

1996
Kris Brooks

1995
Daniel Rourke

1994
Rob Vellinger
Robert Montgomery
Rebecca Bjork

1992
Margaret Nellor
Bart Brandenburg

1991
Bill Garrett

1990
Kurt Ladensack
Rick Lewis

1989
Chris Smith
Carl Johnston
Mike Donovan

1988
Larry Russell
Jim Franson
Bill Henry
Carl Sjoberg

1987
Jay Kremer
Irv Kornfeld
Eddie Esfandi
Rich von Langen
Ray Rich
Steve Medberry
Herb Schott
Kirt Brooks
Tom Ikesaki
Jim Chitty
Pat Kwok
Bob Neal
Dan Hinrichs
Ken Kerri
Joe Lucia
Mike Kavanaugh
Ted Pollack