PolicyBrief
S. 4213
119th CongressMar 25th 2026
Data Center Water and Energy Transparency Act of 2026
IN COMMITTEE

This Act mandates that large data centers report their energy and water usage to federal and state authorities while establishing a federal strategy for sustainable data center management and providing grants for local planning.

Richard Durbin
D

Richard Durbin

Senator

IL

LEGISLATION

Data Center Transparency Act Mandates Resource Reporting for 25MW Facilities: New Utility Oversight to Begin by 2027.

The Data Center Water and Energy Transparency Act of 2026 is pulling back the curtain on the massive amounts of electricity and water required to keep our digital lives running. Starting within one year of enactment, any data center with a peak demand of 25 megawatts or more—roughly enough to power 15,000 to 20,000 homes—must pull their utility bills out of the shadows and report them to the EPA or state regulators. This isn't just a simple total; operators have to disclose their Power Usage Effectiveness (PUE) and Water Usage Effectiveness (WUE), which are industry-standard metrics that show exactly how much energy and water is being 'wasted' on cooling versus actually running the servers (Sec. 1 & 3). For the average person, this means that if a massive server farm moves into your county, local officials will finally have the hard data needed to ensure the facility isn't sucking the local aquifer dry or causing your electricity rates to spike during a heatwave.

The Digital Utility Bill

Under Section 3, the reporting requirements are granular. Facilities must report their square footage, primary water sources, and even any 'behind-the-meter' power generation—like on-site gas turbines or massive battery arrays. If you’re a local resident or a small business owner, this matters because the bill requires the EPA to publish an annual public report that breaks down these impacts by region. This report will specifically analyze how these tech giants are affecting consumer water and electricity rates. To keep the industry honest, the bill carries some real weight: if an operator 'negligently' fails to report to the federal government, they face a fine of $20,000 for every single day they are in violation (Sec. 3(e)).

Planning for the AI Boom

As artificial intelligence demands more computing power, the bill sets up a safety net for local infrastructure through a $25 million grant program (Sec. 1). States and tribal governments can grab a piece of this $5-million-a-year fund to hire experts who can help them write better zoning laws or design water-efficient incentives. Think of it as a 'look before you leap' fund for local mayors and planners. Instead of being surprised by the utility demands of a new data center, local governments can use these grants to map out their water and energy needs for the next decade, ensuring that a new tech project doesn't come at the expense of the local agricultural supply or residential grid stability.

Leading by Example

The federal government isn't just pointing fingers at the private sector; it’s also looking in the mirror. Section 1 mandates that the Secretary of Energy and the Secretary of Agriculture create a 'Federal Data Center Strategy' within two years. This plan must look at ways to consolidate government data centers and move them to areas where renewable energy or water is more abundant. It also specifically requires an analysis of how the surge in AI applications is going to change the government's own energy footprint. By forcing the feds to optimize their own hardware, the bill aims to cut taxpayer-funded utility costs while setting a benchmark for the private sector to follow.