INTELLIGENCE / GLOSSARY
Technical Glossary
Authoritative definitions for hydrological and environmental compliance terminology.
ADIABATIC COOLING
Cooling process using water evaporation without external heat exchange. Key metric for data center efficiency as it significantly reduces mechanical cooling load.
Read full definitionEFFLUENT LIMITATION GUIDELINES (ELG)
National wastewater discharge standards that are developed by EPA on an industry-by-industry basis. These are technology-based regulations that strictly limit pollutant discharge.
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National Pollutant Discharge Elimination System. A permit program created in 1972 by the Clean Water Act (CWA) that addresses water pollution by regulating point sources that discharge pollutants.
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Adherence to regulatory requirements governing per- and polyfluoroalkyl substances (PFAS) - synthetic chemicals known for environmental persistence.
Read full definitionWATER USAGE EFFECTIVENESS (WUE)
A sustainability metric defined by The Green Grid that measures how much water a data center uses for cooling and other building needs relative to IT energy consumption.
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