OEC SUPREMACY AWARD WINNERS
| Orange Coast | 1986-87 |
| Orange Coast | 1987-88 |
| Orange Coast | 1988-89 |
| Orange Coast | 1989-90 |
| Orange Coast | 1990-91 |
| Orange Coast | 1991-92 |
| Orange Coast | 1992-93 |
| Orange Coast | 1993-94 |
| Orange Coast | 1994-95 |
| Saddleback | 1995-96 |
| Saddleback | 1996-97 |
| Saddleback | 1997-98 |
| Riverside | 1998-99 |
| Orange Coast | 1999-00 |
| Orange Coast | 2000-01 |
| Orange Coast | 2001-02 |
| Orange Coast | 2002-03 |
| NO WINNER | 2006-07 |
| Orange Coast | 2007-08 |
| Orange Coast | 2008-09 |
| Orange Coast | 2009-10 |
| Riverside | 2010-11 |
| Orange Coast | 2011-12 |
| Orange Coast | 2012-13 |
| Orange Coast | 2013-14 |
| Orange Coast | 2014-15 |
| Orange Coast | 2015-16 |
| Riverside | 2016-17 |
| Orange Coast | 2017-18 |
| Orange Coast | 2018-19 |
| Orange Coast | 2019-20 |
| Orange Coast | 2020-21 |
| Orange Coast | 2021-22 |