Greensboro is a city in the U.S. state of North Carolina. It is the 3rd-most populous city in North Carolina, the 68th-most populous city in the United States, and the county seat and largest city in Guilford County and the surrounding Piedmont Triad metropolitan region. As of the 2010 census, the city population was 269,666, and in 2015 the estimated population was 285,342. Three major interstate highways in the Piedmont region of central North Carolina were built to intersect at this city. In
In 1904, the present plant was built. Construction was preceded by replacing Triphammer Dam slightly west of it original location in 1896. Water is supplied to the plant from Beebe Lake by a five-foot diameter underground penstock, 1700 feet long. The existing intake dates to 1953 and was upgraded in 1981.n 1904, the present plant was built. Construction was preceded by replacing Triphammer Dam slightly west of it original location in 1896. Water is supplied to the plant from Beebe Lake by a five-foot diameter underground penstock, 1700 feet long. The existing intake dates to 1953 and was upgraded in 1981.
Dworshak Dam. Dworshak Dam is a concrete gravity dam with a sloped downstream face and vertical upstream face, standing 717 feet (219 m) high from the foundations, 632 feet (193 m) above the riverbed and measuring 3,287 feet (1,002 m) long along its crest.he reservoir is required to maintain a minimum of 700,000 acre feet (0.86 km 3) of winter flood-storage space, and dam releases are operated so that water levels reach a maximum of 1,570 feet (480 m) in July.