← All glossary terms

Data Center Design and Operations

WUE

Water Usage Effectiveness measures water use associated with data center operation relative to IT energy. It is important for site selection because cooling choices, water rights, local scarcity, and public acceptance can matter as much as energy efficiency.

Explore more terms

Electrical room

Electrical room is a dedicated space for switchgear, panels, transformers, UPS equipment, or distribution equipment. Room size, access, clearances, fire separation, cooling, and maintenance paths can constrain usable data hall planning.

Read definition →

Categorical exclusion

Categorical exclusion is a category of federal action that normally does not require detailed NEPA analysis because significant environmental effects are not expected. Extraordinary circumstances can still prevent its use.

Read definition →

Resilience

Resilience is the ability of a facility or system to prepare for, withstand, recover from, and adapt to disruptions. For powered land, resilience spans grid, fuel, water, network, climate, supply chain, operations, and community infrastructure.

Read definition →