The system has a capacity of 800,000 volumes and its database is backed up in at least two offsite locations. On October 18, 2018, the library was officially named the Gwendolyn Brooks Library. Chicago State University sponsors six men's and seven women's teams in NCAA sanctioned sports. Men's sports include basketball, cross country, golf, soccer, tennis, and track and field. Women's sports include basketball, cross country, golf, soccer, tennis, track and field, and volleyball. The school's sports teams are called the Cougars, and the team colors are green and white. CSU participates in the Western Athletic Conference (WAC) of the National Collegiate Athletic Association's Division I. From 1994 until June 2006, CSU was a member of the Mid-Continent Conference, but withdrew and took independent status before joining the Great West Conference, in which it played from 2009–10 through 2012–13. Prior to gaining NCAA Division I status, the university enjoyed memberships in the National Association of Intercollegiate Athletics (NAIA) and NCAA Division II. All nine of the National Pan-Hellenic Council organizations currently have chapters at Chicago State University. These organizations are: