Why water matters
Water is a global resource — and a corporate dependency.
Water connects corporate operations to the communities, ecosystems, farms, industries, and public systems that depend on the same resource. Manufacturing, food production, energy generation, semiconductor fabrication, data centers, mining, chemicals, and many other industries cannot operate without reliable water supplies.
Yet the environmental significance of corporate water demand depends not only on how much water is used, but where it is withdrawn, how efficiently it is managed, what is returned to the environment, and how transparently companies disclose those relationships.
A single illustrative facility is not representative of an entire sector. Physical context applies across industries — semiconductor fabrication plants, refineries, beverage facilities, power plants, and mines each carry distinct water profiles, and each sits in a different watershed with a different level of existing pressure.
One example · Data center
One hyperscale data center may withdraw approximately 550,000 gallons of water per day — comparable to the daily household use of roughly 4,000 homes.

Global freshwater withdrawals associated with agriculture
Source · FAO AQUASTAT
Global freshwater withdrawals associated with industry
Source · FAO AQUASTAT
Major corporations analyzed by H2Oversight
Source · H2Oversight research