June 1 — Work is underway on 140 miles of transmission lines outside the city limits of Lubbock that will connect to the ERCOT grid. That work is on the north, south and east sides of Lubbock. Meanwhile, the other portion of a capital improvement program is converting 69,000 volt lines to 155,000 volts within the city along with renovating or building 15 substations around Lubbock.