On November 12 1983
Nov. 12, 1983: Bloomsburg wins the first of 13 Division II Field Hockey Championship titles between 1983 and 2009 under coach Jan Hutchinson (in addition to Division III titles in 1984 and 1987, during an eight-year period when the Division II championship was discontinued).
Sources:
Sources: “In the Arena: The NCAA’s First Century” by Joseph N. Crowley, NCAA News and Champion magazine archives, the NCAA Media Center, and NCAA record books