In the commercial sector, energy is used to pump and heat water for domestic and other uses, and water is often critical to HVAC equipment. In certain building types, the usage of water can have a major impact on a building’s demand and performance. Collecting information water usage in commercial buildings is an important step towards a better understanding of the relationship between water and energy. This presentation discusses the collection of water usage data in the 2012 Commercial Buildings Energy Consumption Survey (CBECS): reporting rates by important building characteristics, an evaluation of data quality, and discussion of results.
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