 The 1973 national championship tournament was hosted by San Diego State University in San Diego, California.In preliminary round robin play held in Peterson Gym the Aztecs beat Army 2-0 (15-1, 15-5) and Ball State 2-1 (17-19, 15-12, 15-5) before losing to Long Beach State 1-2 (15-10, 13-15, 7-15).Long Beach State ended round robin play with a perfect 3-0 record and the #1 seed.