The focus of the Central-St. George Project is to improve the quality and reliability of transmission service to the members in southwestern Utah. The project includes a 345 to 138 kV Central substation, 21 miles of double circuit 138 kV transmission line from the Central substation to the St. George substation, four miles of 138 kV transmission line from the St. George substation to the 138 to 69 kV River substation, 12 miles of transmission line connecting the river substation to Hurricane City and other system upgrades. The project also owns jointly with PacifiCorp 21 miles of double circuit 345 kV transmission line from Red Butte substation to St. George substation.