Data centers are black boxes, but California wants to change that
California just mandated data-center transparency. Here's what practitioners need to disclose starting next year.

Why it matters
AI's compute buildout is hitting regulatory friction. California's new disclosure rules force data-center operators to expose electricity and water consumption, reshaping how enterprises plan infrastructure and negotiate with communities.
The key facts
11 to knowCalifornia Gov. Newsom signed disclosure bills effective next year
Data-center operators must disclose electricity and water consumption
Protests over data-center impact on power grids and water systems across US
Disclosure rules driven by community concerns about resource consumption visibility
Rules do not offer 'full picture' but represent first major transparency mandate
California Governor Newsom signed bills requiring data-center disclosure rules
Rules take effect starting next year
Operators must disclose electricity and water consumption data
Triggered by community protests over power-grid and water-supply stress
Disclosure rules are partial—won't offer full transparency picture
Data centers expanding to growing number of US communities
The story so far
Earlier coverage of this storyline
Go to the source
The Verge AItheverge.com
Publisher excerpt: California Gov. Gavin Newsom signed a slate of bills on Monday that could finally give communities better data - and more say - on how data centers impact their electricity bills and water supply. As data centers invade a growing number of communities across the US, they've triggered protests over…