Most CWS participants by one conference in a year
Number - Year - Conference - Programs
4 1997 SEC Alabama, Auburn, LSU, Mississippi State
4 2004 SEC Arkansas, Georgia, LSU, South Carolina
4 2006 ACC Clemson, Georgia Tech, Miami (FL), North Carolina
4 2015 SEC Arkansas, Florida, LSU, Vanderbilt
4 2019 SEC Arkansas, Auburn, Mississippi State, Vanderbilt