Data‑centre boom meets pushback

A data center used to be a warehouse full of servers on the edge of town. The new version can cover hundreds or even thousands of acres, pull huge amounts of electricity, and need enough cooling water to turn a zoning fight into a countywide political issue. (jsonline.com) That is what happened in Port Washington, Wisconsin, where voters on April 8 approved an ordinance requiring public approval for tax breaks on developments costing $10 million or more. The vote came after backlash to a proposed artificial intelligence data center project that local coverage has described as massive and tied to concerns over land, power lines, and public subsidies. (wisn.com, wisn.com) In Wisconsin, the argument is not just about one site. The Milwaukee Journal Sentinel described a statewide “gold rush” for hyperscale data centers, with residents asking what happens to groundwater, electric bills, and local decision-making when projects move faster than public review. (jsonline.com, jsonline.com) The water question is easy to miss because many developers talk about “closed-loop” cooling systems. Wisconsin reporting found that even when a site recirculates water on campus, residents still worry about total withdrawals, wastewater, and chemicals used in cooling equipment, including concerns about perfluoroalkyl and polyfluoroalkyl substances, a class of persistent industrial compounds often called “forever chemicals.” (jsonline.com) The power question is even bigger because artificial intelligence computing loads do not behave like a normal office park. Harvard Kennedy School researcher Bruce Schneier told the Harvard Gazette that public concerns over electricity rates, water use, and environmental effects are “very legitimate” as data center growth accelerates. (news.harvard.edu) Texas is now holding hearings on the same problem at state scale. On April 9, the Texas House Committee on State Affairs heard testimony that the state’s power infrastructure may not keep up with surging demand from data centers, with lawmakers examining grid reliability, workforce needs, and regulatory changes. (kcentv.com, kcentv.com) In Temple, Texas, a separate $700 million data center project has already become a local test case for water stress. KCEN reported in October 2025 that city leaders promoted the investment and jobs while experts warned that Central Texas water supplies could feel the strain. (kcentv.com) Back in Wisconsin, residents have been pushing on the tax side as hard as the utility side. The new Port Washington ordinance targets incentives directly, forcing a public vote before officials can hand out major tax breaks for very large developments. (wisn.com) That shift matters because local officials often sell data centers as low-traffic, high-value projects that expand the tax base. Opponents answer that a project can look quiet from the road while still demanding new substations, transmission lines, water infrastructure, and emergency planning that the public ends up living with for decades. (jsonline.com, wisn.com) The fight is no longer over whether data centers bring money. The fight is over who gets to decide how much water, power, land, and tax support one artificial intelligence campus is allowed to consume before the public gets a direct say. (news.harvard.edu, wisn.com, kcentv.com)