At the end of the regular season Arizona State was crowned the conference's first champion.

[7] The conference reached a new high in members with the addition of Cal State Bakersfield and UC Irvine for the 2019-20 season.

Cal Lutheran became a new member for the 2020-21 season while UC San Diego left the conference.

CLU replaced UCSD in Tier II keeping total membership at ten.

San Diego also left which brought membership to a record 17 schools.

Fresno State joined for the 2023-24 season in Tier II North while Santa Rosa Junior College is not fielding a team.

Cal Lutheran, Long Beach State, Loyola Marymount, San Diego and UC Irvine will play in the South.