The US federal government’s central energy information agency is planning to implement a mandatory nationwide survey of data centers focused on their energy use, according to a letter seen by WIRED. This survey would be the first effort of its type to collect basic information about data centers. The letter was sent to senators Elizabeth Warren and Josh Hawley on April 9 by the head of the Energy Information Administration, Tristan Abbey, and comes in response to a previous inquiry from the senators about the EIA’s plans to get more information about data centers. WIRED reported on Hawley and Warren’s letter last month. "Americans deserve to know how much energy data centers are sucking up and what that's doing to their utility bills,” Warren told WIRED in a statement. “The EIA's mandatory survey is an important first step towards holding data centers accountable, but people are hurting right now.…