2025 –
Dennis G. Grubb, Ph.D., P.E., F.ASCE; Dusty Rose Berggren, EIT, A.M.ASCE; Brian K. Schroth, Aff.M.ASCE and Mark Whalen, for the paper “EPA LEAF Testing of a Powdered Ladle Slag to Support pH Neutralization and Stabilization/Solidification Applications,” Journal of Hazardous, Toxic, and Radioactive Waste, October 2023.

2022 –
Charles Schaefer; Dung Nguyen; Emerson Christie; Stefanie Shea; Christopher P. Higgins, Ph.D., A.M.ASCE; and Jennifer Field, for the paper “Desorption of Poly- and Perfluoroalkyl Substances from Soil Historically Impacted with Aqueous Film-Forming Foam,” by Journal of Environmental Engineering, February 2021.

2021 –
Kyle F. Flynn, Ph.D., P.E., M.ASCE and Steven C. Chapra, Ph.D., F.ASCE, for the paper “Evaluating Hydraulic Habitat Suitability of Filamentous Algae Using an Unmanned Aerial Vehicle and Acoustic Doppler Current Profiler,” by Journal of Environmental Engineering, March 2020.

2020 –
Mongkolaya Rungvetvuthivitaya, Aff.M.ASCE; Rengao Song; Mark Campbell, A.M.ASCE; Eric Zhu; Tian C. Zhang, Ph.D., P.E., D.WRE, F.ASCE and Chittaranjan Ray, Ph.D., P.E., D.WRE, F.ASCE for the paper “Decay Kinetics of Chlorite under Simulated Distribution System Conditions,”  Journal of Environmental Engineering, April 2019.

2019 –
Marc A. Santos, P.E., M.ASCE; Richard F. Carbonaro, Ph.D., P.E. and Robert R. Sharp, Ph.D., P.E. for the paper “Control Strategies for the Mitigation and Removal of Attached Manganese Biofilms, Journal of Environmental Engineering, January 2018.

2017 –
Wenming Zhang, Ph.D., A.M.ASCE; David Z. Zhu, M.ASCE; Nallamuthu Rajaratnam, Ph.D., P.E., F.ASCE; Stephen Edwini-Bonsu, Ph.D., P.E., M.ASCE; Jan Fiala and Wayne Pelz for the paper “Use of Air Circulation Pipes in Deep Dropshafts for Reducing Air Induction into Sanitary Sewers,” Journal of Environmental Engineering, April 2016.

2016
Rene A. Camacho-Rincon, Ph.D., M.ASCE; James L. Martin, Ph.D., P.E., D.WRE, F.ASCE; Brian Watson; Michael J. Paul; Lei Zheng; and James B. Stribling

2014
Dennis G. Grubb, Ph.D., P.E., M.ASCE; Mahmoud Wazne; Santhi Jagupilla, Ph.D., A.M.ASCE; Nicholas E. Malasavage, Ph.D., P.E., M.ASCE; and William B. Bradfield, A.M.ASCE

2012
Tzai-Tang Tsai, C.Eng., Aff.ASCE; Chih-Ming Kao, Ph.D., P.E., F.ASCE; Rao Y. Surampalli, Ph.D., P.E., Dist.M.ASCE; Wen-Yen Huang, Ph.D., Aff.ASCE; and J.P. Rao

2011
Brian P. Chaplin, Ph.D.; Matthew R. Schnobrich; Mark A. Widdowson, Ph.D., M.ASCE; Michael J. Semmens, Ph.D., M.ASCE; and Paige J. Novak, Ph.D., M.ASCE

2009
Bruce I. Dvorak, Ph.D., P.E., M.ASCE; Matthew Morley, Ph.D., P.E., M.ASCE; and Patrick Denning, P.E.

2008
Jeffrey D. Weiss A.M.ASCE; Miki Hondzo, Ph.D., A.M.ASCE; and Michael Semmens, Ph.D., P.E., M.ASCE

2007
Keith C.K. Lai, M.ASCE; Irene M.C. Lo, Ph.D., M.ASCE; Vibeke L. Birkelund, Aff.M.ASCE; and Peter Kjeldsen, Aff.M.ASCE

2005
S. David Graber

2003
Christopher T. Cleveland, Thomas F. Seacord, and Amy K. Zander

2002
Andrew J. Stocking and Michael C. Kavanaugh

2001
Jeffrey Yang, Todd M. Gates, and Stuart Edwards

1999
Moonkyung Chung, Mehmet Yavuz Corapcioglu, Albert T. Yeung, and W. Michael Stallard

1997
Ronald D. Rhew and Morton A. Barlaz

1996
Orris E. Albertson

1995
Mark A. Waer and Vernon L. Snoeyink

1993
Carl Chen, Luis E. Gomez, and Lanny J. Lund

1992
Jonathan C. Hay and Richard D. Kuchenrither

1989
Boris M. Khudenko

1988
James K. Edzwald, William C. Becker, and Steven J. Tambini

1987
Ronald W. Crites

1986
David Scott Morgan, Jose Ignacio Novoa, and Albert Henry Halff

1985
John P. Hartigan

1984
Joseph A. Salvato

1983
Walter J. O'brien

1982
Joseph M. Colonell

1981
Alberto F. Gutierrez and J. Harry Rowell

1980
Otto Brody

1977
David L. Eisenhauer, Ronald B. Sieger, and Denny S. Parker

1976
Ralph Stone

1974
James A. Mueller, Thomas J. Mulligan, and Dominic M. Ditoro

1973
Ralph G. Berk

1971
Robert C. Moore

1970
Roy E. Ramseier

1969
Thomas R. Camp and S. David Graber