In 1972, Singleton transferred to University of Texas at El-Paso where he backed up Gary Keithley becoming the first black quarterback in UTEP history.
[1] This passing performance was the 5th best in Oregon history at the time despite the fact that he didn't become a starter until the 5th game.
The PAC-8 conference council deemed Singleton eligible for his senior year after debate regarding his UTEP tenure for two games.
In an off-season non-football accident, Singleton broke the wrist of his throwing arm which required surgery.
Following his college eligibility, Herb Singleton signed a contract with the Portland Thunder in 1975.