[SoCal911T]

Originally Posted by sammyg2

They pump the water uphill in off-peak hours late night and early morning when sparktricity is cheaper.
Then they open the walves (with a V) and let the water flow when peak demand hits, making the more valuable electricity.
They they pump it back uphill and do it all again.

They're talking about doing it down here in Sandy Eggo when they finish raising the San Vincente Dam.


SVCAM2 - Work Zone Cam - Streaming Time-Lapse