{
 "title": "Data Centre Water Usage 2026: What the Numbers Actually Mean",
 "url": "https://www.servnetuk.com/research/ai-data-centre-water-usage-study-2026",
 "publisher": "Servnet Research",
 "license": "Not licensed by Servnet: each figure belongs to the source named in its record. Cite that source and check its terms before reuse.",
 "collected": "2026-10-09",
 "records": [
  {
   "metric": "Microsoft 2025 average fleet WUE",
   "value": "0.27 L/kWh",
   "source": "Microsoft"
  },
  {
   "metric": "Microsoft first-generation datacentre WUE",
   "value": "2.3 L/kWh",
   "source": "Microsoft"
  },
  {
   "metric": "Google 2025 water replenishment",
   "value": "7.7 billion US gallons",
   "source": "Google Sustainability"
  },
  {
   "metric": "Google 2025 replenishment coverage",
   "value": "approximately 78% of total freshwater consumption",
   "source": "Google Sustainability"
  },
  {
   "metric": "ChatGPT query claim attributed to Sam Altman",
   "value": "0.000085 US gallons, approximately 0.32 mL per query",
   "source": "PolitiFact"
  },
  {
   "metric": "UC Riverside estimate",
   "value": "approximately 500 mL per 20–50 ChatGPT queries",
   "source": "Kymata Labs"
  },
  {
   "metric": "GPT-3 training freshwater estimate",
   "value": "approximately 700,000 litres",
   "source": "Kymata Labs"
  }
 ]
}