Prior to the opening of Commerce Street/South 11th Street station in 2011, trains ran at frequencies of 10 minutes during the day and 20 minutes during other hours. A restoration of 10-minute frequencies was planned as part of the Hilltop Extension's opening in 2023, but was reduced to 12 minutes due to operational issues and a lack of break time for drivers.
Before the Commerce Street/South 11th Street station opened in 2011, trains ran at intervals of 10 minutes during the day and 20 minutes during other times. A plan to restore 10-minute frequencies was part of the Hilltop Extension's opening in 2023, but it was ultimately reduced to 12 minutes due to operational challenges and driver fatigue.