Our Water

Action Alert: Take a Stand Against Unchecked Data Center Development

Healthier Future for Wisconsin

Close up of woman and children hands, pouring glass of fresh water from tap in kitchen

Offsite Water Use of Data Centers

November 4, 2025

Data centers require a lot of energy. If they use non-renewable sources, their indirect water use could rival that of entire Wisconsin cities.…

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Hands under faucet

New Analysis: Data Center Water Consumption Will Be Far Higher Than Tech Companies Claim

November 4, 2025

When water use at power plants is accounted for, one AI data center could use more water than an entire Wisconsin city.…

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Question mark over a wetland

Clear As Mud: Hidden thirst of data centers

October 9, 2025

Large energy demands, and often corresponding water needs, pose a risk to Wisconsin’s water resources.…

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Filling up a glass with drinking water from kitchen tap

New report: Nitrate Contamination Driving Health Crisis and Rising Costs in Wisconsin

October 2, 2025

Wisconsin faces a growing public health crisis from nitrate contamination in drinking water.…

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Data Center Secrets

September 21, 2025

What will the AI data center boom mean for Wisconsin’s precious water resources, our land, our energy bills? And why is it so hard to find out?…

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Nitrate Contamination Map, source: Clean Wisconsin

The Cost of Nitrate Contamination in Wisconsin’s Drinking Water

September 18, 2025

Wisconsin faces a growing public health crisis caused by widespread nitrate contamination in our drinking water.…

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data center

AI data centers in Wisconsin will use more energy than all homes in state combined

September 16, 2025

New analysis from Clean Wisconsin reveals scale of data center energy demand.…

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Line 5 Hearing Expert Testimony Begins

September 3, 2025

In front of a packed hearing room, expert testimony began today the legal battle against Enbridge’s Line 5 oil pipeline.…

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Legal Fight over Line 5 Oil Pipeline Moves to Madison

September 3, 2025

A multi-week legal hearing challenging Wisconsin’s approval for the Line 5 oil pipeline will move to Madison this week.…

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How much would you pay? Measuring the value of a clean environment

August 25, 2025

How much would you pay to swim in a clean lake? To fish in a pristine stream? You may not ever think about that, but meet somebody who does -- a lot…

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