A proposed data center in the Imperial Valley would need 750,000 gallons of water a day. Satisfying the thirst of 24 more facilities expected to open in the state will be challenging, experts and officials say.

The roughly $10 billion, 330-megawatt data center would require 750,000 gallons of water a day to operate, said developer Sebastian Rucci, who insists electricity and water costs won’t rise due to the data center.