Brightridge In Johnson City Is Getting Ready To Put Its Newest Power Substation In The Midway Community, On Line. The Just Over 4-Million Dollar Facility Is Located On 14 Acres Of Land East Of Downtown Jonesborough. The Substation Will Help Alleviate Pressure On Two Heavily Loaded Substations In Tennessee’s Oldest Town As Well As West Johnson City. It Will Be Fully Operational By The End Of This Month.