tech
When it comes to total water use, AI data centers are a drop in the bucket
Even moderately sized data centers can have an outsized local impact.
TL;DR
- Amazon reported its data centers withdrew 2.5 billion gallons globally in 2025, a small fraction of total US water withdrawal.
- Other tech companies like Google, Microsoft, and Meta also reported significant water usage for their data centers.
- A 2021 study estimated all US data centers consumed 163 billion gallons, with projections for AI-driven growth.
- Individual data centers can have a disproportionate impact on local water supplies, especially in water-stressed regions.
- Tech companies are implementing efficiency measures and investing in water projects to mitigate local impacts and project responsibility.
- The concern is more about local strain than a global water catastrophe caused by AI data centers.