i think you're on to something, i found the same thing here https:// fas.org/man/dod-101/army/unit/toe/32536AA00.htm it discuses a unit that was formed in '99 for No Such Agency "Utah Detachment"
a. PARAGRAPH 01, UTAH Detachment Headquarters Team.
(1) Functions. This team provides command and control to
attached personnel and strategic signals intelligence support to
the National Security Agency's Utah Detachment. Also, performs
other duties as directed by their assigned mission.