Operator-Reported PUE and WUE for 2024 and 2025 in the USA

Publicly available published Power Usage Efficiency (PUE) and Water Usage Efficiency (WUE) of US data centers in 2024 and 2025. Google: https://datacenters.google/efficiency/*2025 q1-q3, 2024 q1-q4 Meta: https://sustainability.atmeta.com/wp-content/uploads/2025/10/Meta_2025-Environmental-Data-Index.pdfNote from Meta: *WUE calculated as water withdrawn per estimated IT electricity, where IT electricity was obtained by dividing published facility electricity by the fleetwide average PUE=1.08 (page H). Microsoft: https://datacenters.microsoft.com/sustainability/efficiency/Note from Microsoft: *Data for July 1, 2023 – June 30, 2024, based on datacenters which we fully own and control, and which were operational for 12 months at the time of calculation.AWS: https://sustainability.aboutamazon.com/products-services/aws-cloudNote from Amazon: *The following data includes average PUE and WUE ratings for data center regions designed and operated by AWS between January 1 and December 31 of each year. Data is not available (—) where AWS operated data centers less than 12 months.