Water levels across the Great Lakes are falling - just as US data centers move in [View all]

https://www.theguardian.com/technology/2025/dec/16/great-lakes-us-data-centers

Water levels across the Great Lakes are falling – just as US data centers move in

Region struggling with drought now threatened by energy-hungry facilities – but some residents are fighting back

Stephen Starr in Erie County, Ohio
Tue 16 Dec 2025 08.00 EST

The sign outside Tom Hermes’s farmyard in Perkins Township in Ohio, a short drive south of the shores of Lake Erie, proudly claims that his family have farmed the land here since 1900. Today, he raises 130 head of cattle and grows corn, wheat, grass and soybeans on 1,200 acres of land.

For his family, his animals and wider business, water is life.

So when, in May 2024, the Texas-based Aligned Data Centers broke ground on its NEO-01, four-building, 200,000 sq ft data center on a brownfield site that abuts farmland that Hermes rents, he was concerned.

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Water levels across all five Great Lakes have begun to drop in recent months as part of a long-term fall. Since 2019, the Great Lakes have seen water-level decreases of two to four feet. While experts say this is a natural decrease given the record highs the lakes have experienced since 2020, it’s happening at a time when a huge new consumer of water has appeared on the horizon: data centers.

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