Carter's dam in Georgia has been operational since 1977 doing pretty much the same thing. Pretty sure the idea has been around for ages but with solar and wind

Carter's dam in Georgia has been operational since 1977 doing pretty much the same thing. Pretty sure the idea has been around for ages but with solar and wind power needing storage it might see more use. The one consideration is that recent environment trends have been against dam building in some areas and even to the point of removing them. https://en.wikipedia.org/wiki/Carters_Dam https://en.wikipedia.org/wiki/Carters_Dam On a side note, the imagery in the article is very good