Maine passes first statewide data center ban as AI infrastructure faces growing pushback

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Maine's legislature approved the nation's first statewide data center ban, targeting facilities using over 20 megawatts of power until late 2027. The moratorium addresses mounting concerns about environmental impact, strain on local power grids, and rising electricity costs. Governor Janet Mills, facing a tough Senate primary, now holds the decision to sign or veto the legislation.

Maine Breaks New Ground with Statewide Data Center Moratorium

Maine's legislature has passed the first statewide data center ban in the United States, marking a significant shift in how states are responding to the rapid expansion of AI infrastructure

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. The legislation, sponsored by Democratic state Representative Melanie Sachs, would prohibit construction of data centers using at least 20 megawatts of power until late 2027, allowing time to properly evaluate environmental and economic impacts

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. The bill passed mostly along party lines but attracted support from some Republicans, and now awaits action from Governor Janet Mills

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Source: ET

Source: ET

The moratorium on new data centers represents a critical moment for the AI industry as local opposition intensifies nationwide. According to research firm Data Center Watch, dozens of data centers with combined investments of $156bn have been blocked by local opposition in the past year

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. Maine's legislation would also establish a study group to examine the impact of such facilities and recommend legislative guardrails

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Source: Gizmodo

Source: Gizmodo

Growing Concerns Over Energy Consumption and Environmental Impact

The push for a data center construction ban stems from mounting concerns about large-scale data centers' strain on local power grids and their effect on ratepayers. Maine suffers among the most elevated electricity costs in the nation, making citizens particularly sensitive to the implications of data center development

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. Data centers require massive amounts of electricity to run equipment and large amounts of water to cool the heat it produces

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Studies have shown rising utility bills and above-average air pollution for people living near data centers

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. A new pre-print study claims that data centers create heat islands within a 6-mile radius, similar to those seen in city centers, which have been linked to health problems

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. These environmental concerns are particularly acute in rural communities where infrastructure is being built on vacant farmland.

Political Pressure Mounts as Mills Faces Senate Primary

Governor Janet Mills faces a complex political decision as she weighs whether to sign the data center ban into law. Mills is currently locked in a competitive Democratic primary for a U.S. Senate seat against Graham Platner, who leads her in polling by a significant margin

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. A spokesperson for the governor indicated that Mills "agrees with lawmakers that the rapid growth of large-scale AI data centres warrants careful evaluation of impacts on public resources, the environment and Maine ratepayers"

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Before the legislature finalized the measure, Mills expressed support for the moratorium but requested an exemption for a proposed $550mn data center project in the rural town of Jay

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. The Jay project would take over a vacant paper mill property that lost more than 200 jobs when it shut down in 2023

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. However, an amendment that would have allowed projects like Jay's to proceed was defeated in the House, 115 to 29

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Source: NYT

Source: NYT

AI Industry Pushback and Broader National Implications

AI industry lobbyists have criticized Maine's legislation as economically damaging. Nathan Leamer, a campaigner for Build American AI, said the state was "kneecapping" its own economy, arguing that Maine is delaying economic opportunities from increased capacity

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. The pushback comes as the Trump administration pressures states to avoid regulating AI development, with an executive order warning that "excessive State regulation thwarts" America's competitive position

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Maine's action follows less than a year after St Charles, Missouri, became the first city in America to pass a data center moratorium, which has since been copied by dozens of other U.S. localities

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. States including Georgia, Oklahoma and Virginia have also put forward proposals for temporary bans

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. At the national level, Senator Bernie Sanders and Representative Alexandria Ocasio-Cortez introduced a bill last month to pause U.S. data center construction

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Data center construction spending in the United States has surged in recent years, with tech firms pouring tens of billions of dollars into building out infrastructure amid the race to lead in generative AI

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. Public sentiment is hardening against this buildout, with a recent Quinnipiac University poll finding 65 percent of Americans oppose having a data center built in their community

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. Data center cancellations due to local opposition quadrupled last year

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