Archives: Glossary Terms

Water Performance Indicator

A Water Performance Indicator, or WPI, is a metric used to understand how efficiently a facility, process or organization uses water. What is a Water Performance Indicator? A Water Performance Indicator connects water consumption with a meaningful driver such as production, occupancy, treated water volume, operating hours or facility size. It helps teams understand whether […]

June 17, 2026

Emission Factor

An emission factor is a value used to estimate greenhouse gas emissions from activity data such as energy or fuel consumption. What is an emission factor? An emission factor converts activity data into an estimated greenhouse gas emission value. For example, electricity consumption can be multiplied by an electricity emission factor to estimate related carbon […]

June 17, 2026

Significant Energy Use

Significant Energy Use, or SEU, refers to an energy use area, process, system or equipment group with high consumption or strong improvement potential. What is Significant Energy Use? Significant Energy Use is used to identify the parts of an organization that matter most for energy performance. An SEU may be a process line, equipment group, […]

June 17, 2026

Energy baseline

An energy baseline is a reference used to compare future energy performance under defined operating conditions. What is an energy baseline? An energy baseline represents how much energy a facility, process or system would normally use during a selected reference period. It gives energy teams a point of comparison for future performance. Without a baseline, […]

June 17, 2026

Energy Performance Indicator

An Energy Performance Indicator, or EnPI, is a metric used to understand how efficiently an organization, facility, process or system uses energy. What is an Energy Performance Indicator? An Energy Performance Indicator connects energy consumption with a meaningful activity or driver. Instead of only asking how much energy was consumed, an EnPI helps answer whether […]

June 17, 2026

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