There are fourteen member schools:
Member schools participate in baseball, men's and women's basketball, men's and women's cross country[?], field hockey, American football, men's and women's golf, women's gymnastics, men's and women's soccer, softball, men's and women's swimming, men's and women's tennis, men's and women's track, women's volleyball and wrestling.
wikipedia.org dumped 2003-03-17 with terodump