Year	BKB	CC	GOLF	SOC	SB	SD	TN	ITF	OTF	WR	VB
2024-25	WAR	WAR	DBQ	LOR	SIM-WAR	LUT	LUT	LOR	WAR	WAR	COE
2023-24	WAR	WAR	DBQ	LOR	CEN	LUT	LUT	LOR	WAR	---	DBQ
2022-23	WAR	WAR	CEN	LOR	COE	LUT	LUT	LOR	LOR	---	COE
2021-22	SIM	WAR	DBQ	LOR	BVU-DBQ	---	LUT	LOR	WAR	---	WAR
2020-21	SIM*	WAR	DBQ	WAR	COE	---	LUT	WAR	LOR	---	COE-WAR
*Due to the Covid-19 Pandemic that altered the 2020-21 regular season schedule, the conference coaches and Athletic Directors voted to award the overall Conference Championship to the Conference Tournament winner, in lieu of utilizing final regular season standings.
2019-20	WAR	WAR	DBQ	LOR	Not Awarded	---	LUT	WAR	Not Awarded	---	WAR
2020 spring sports were canceled in March 2020 before conference competition could commence, no A-R-C play or champions crowned.
2018-19	WAR	NWU	CEN	LOR	CEN	---	WAR	NWU	WAR	---	WAR
Conference Named Changed From Iowa Intercollegiate Athletic Conference to American Rivers Conference
2017-18	WAR	NWU	WAR	LOR	COE	---	LUT	WAR	NWU	---	WAR
2016-17	WAR	NWU	CEN	LOR-LUT	LUT	---	LUT	NWU	WAR	---	WAR
2015-16	LUT	LOR	WAR	WAR	LUT	---	COE	WAR	WAR	---	WAR
2014-15	DBQ	WAR	WAR	DBQ	LUT	---	COE	WAR	WAR	---	COE
2013-14	LOR	WAR	WAR	LOR	COE	---	COE	WAR	WAR	---	WAR
2012-13	SIM	WAR	WAR	LOR	CEN-COE	---	COE	WAR	WAR	---	WAR
2011-12	SIM	WAR	WAR	LOR-WAR	LUT	---	COE	WAR	WAR	---	COE
2010-11	COE-SIM	LUT	WAR	LOR	CEN-LUT	---	LUT	WAR	WAR	---	LOR
2009-10	COE-SIM	WAR	WAR	LUT	SIM	---	LUT	WAR	WAR	---	SIM
2008-09	SIM	WAR	WAR	WAR	CEN	---	COE	WAR	WAR	---	LOR
2007-08	SIM	LUT	WAR	LOR	WAR	---	COE	WAR	WAR	---	CEN
2006-07	LUT	LUT	SIM	SIM	LUT	---	COE	WAR	WAR	---	CEN-SIM
2005-06	SIM	WAR	WAR	LOR	WAR	---	LUT	WAR	WAR	---	CEN
2004-05	BVU	LUT	WAR	LUT	COE	---	LUT	WAR	WAR	---	CEN
2003-04	BVU	LUT	BVU	LOR	CEN	---	LUT	WAR	WAR	---	CEN
2002-03	LOR-SIM-WAR	WAR	SIM	LOR	CEN	---	LUT	WAR	WAR	---	CEN-WAR
2001-02	LUT-WAR	WAR	BVU	LOR	CEN	---	COR	---	WAR	---	CEN
2000-01	WAR	LUT	BVU	WMP	WAR	---	LUT	---	WAR	---	CEN
1999-00	SIM	LUT	SIM	SIM	CEN-COE-SIM	---	LUT	---	WAR	---	CEN
1998-99	SIM	WAR	SIM	COE-LUT	SIM	---	LUT	---	LOR	---	CEN
1997-98	CEN-LUT-SIM	LUT	SIM	COE	SIM	---	LUT	---	LOR	---	CEN
1996-97	BVU	WAR	SIM	LUT	SIM	---	LUT	---	LUT	---	CEN
1995-96	BVU	LUT	BVU	---	BVU-CEN	---	LUT	---	LOR	---	DBQ
1994-95	BVU-CEN-LUT	WAR	SIM	---	BVU	---	LUT	---	WAR	---	SIM
1993-94	CEN	WAR	SIM	---	BVU	---	LUT	---	WAR	---	CEN
1992-93	CEN	WAR	SIM	---	CEN	---	LUT	---	WAR	---	SIM
1991-92	WAR	WAR	LUT	---	BVU	---	LUT	---	SIM	---	SIM
1990-91	LUT	SIM	CEN	---	CEN	---	LUT	---	SIM	---	SIM
1989-90	WAR	SIM	CEN	---	CEN	---	LUT	---	SIM	---	SIM
1988-89	LUT	SIM	LUT	---	SIM	---	LUT	---	SIM	---	CEN
1987-88	LUT-WMP	LUT	CEN	---	LUT-SIM	---	LUT	---	SIM	---	SIM
1986-87	WMP	SIM	CEN	---	LUT	---	LUT	---	CEN	---	CEN
1985-86	WMP	CEN	CEN	---	CEN-LUT	---	LUT	---	CEN	---	WMP
1984-85	BVU-CEN-SIM-WMP	LUT	CEN	---	LUT	---	LUT	---	CEN	---	CEN
1983-84	WMP	LUT	CEN	---	BVU	---	LUT	---	CEN	---	CEN-WMP
1982-83	CEN-WMP	CEN	CEN	---	BVU	---	LUT	---	CEN	---	DBQ