Cuesta del Viento Dam, Hydroelectric dam in Iglesia Department, San Juan Province, Argentina.
Cuesta del Viento Dam is a hydroelectric facility in Iglesia Department in San Juan Province that collects large volumes of water at an elevation of around 1500 meters. The reservoir supplies power to the region and enables irrigation for farmland in the surrounding area.
The facility was built to harness the confluence of Blanco River and Arroyo Iglesia and became the main hydroelectric power source for northern San Juan. The project fundamentally changed the region's infrastructure and opened new possibilities for agriculture and power supply.
The reservoir has become a center for water sports competitions, especially windsurfing events that draw participants from around the world throughout the year.
The location is most active during afternoon hours when strong winds sweep through the region and create ideal conditions. Access is relatively straightforward, but conditions can vary depending on the season.
The area is swept by characteristic afternoon winds reaching speeds of about 80 kilometers per hour, making it a preferred destination for windsurfing professionals. These conditions arise from the geographic setting between the valleys and draw athletes year after year.
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