[Manuel_D]

And even where water scarcity is a problem, heat exchangers can be configured to use wastewater. The Palo Verde plant does this.

[deelowe]

Correct. There are a variety of solutions. Each DC is somewhat unique, but in general water isn't a huge concern. Cities make a big deal about it b/c they want the hyper scalers to give concessions such as processing gray water for the local muni.