Lake Gaston
| Lake Gaston Gaston Dam |
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| Coordinates | 36 ° 30 '10 " N , 77 ° 55' 45" W | ||||||||
| Data on the structure | |||||||||
| Construction time: | until 1963 | ||||||||
| Height of the barrier structure : | 32 m | ||||||||
| Height of the structure crown: | 66 m | ||||||||
| Crown length: | 1 100 m | ||||||||
| Power plant output: | 220 MW | ||||||||
| Operator: | Dominion Resources | ||||||||
| Data on the reservoir | |||||||||
| Altitude (at congestion destination ) | 61 m | ||||||||
| Water surface | 82 km² | ||||||||
| Reservoir length | 55 km | ||||||||
| Reservoir width | 2 km | ||||||||
| Storage space | 555,000,000 m³ | ||||||||
Lake Gaston is a reservoir on the Roanoke River in the United States . It is around 55 km long, up to 2 km wide and covers an area of 82 km² at normal water levels. The Lake Gaston is primarily electricity generation and is owned by Dominion Resources .
location
The lake is located on the border of the US states of North Carolina and Virginia , with the majority of the reservoir and the barrier in North Carolina. It is the middle of three consecutive reservoirs. Immediately after the Gaston Dam is the smaller Roanoke Rapids Lake . In the west, the reservoir of Lake Gaston begins below the dam of the John H. Kerr Reservoir or Buggs Island .
In North Carolina, three counties share the lake ( Warren , Halifax and Northampton ), in Virginia two ( Mecklenburg and Brunswick ). The next larger town is the small town of Roanoke Rapids 12 km below the Gaston Dam.
Building
The Gaston Dam has a length of 1100 m and is up to 32 m high. The hydropower plant is integrated into the dam. The Gaston Hydro Station has four generators with a total output of 220 MW. The power plant went into commercial operation in 1963.
The average volume of water in the Roanoke River at Gaston Dam is 227 m³ per second. At peak times, the four turbines of the power plant can process 1360 m³ per second.