I thought it was missing from the list... https://en.wikipedia.org/wiki/Grand_Coulee_Dam#Irrigation https://en.wikipedia.org/wiki/Grand_Coulee_Dam#Irrigation

I thought it was missing from the list... https://en.wikipedia.org/wiki/Grand_Coulee_Dam#Irrigation https://en.wikipedia.org/wiki/Grand_Coulee_Dam#Irrigation However it seems that the pumped storage I recall hearing about as a kid has an extremely low storage capacity and is more focused on irrigation.