Process water use reduction | U.S. Green Building Council
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LEED BD+C: Schools | v2 - Schools 2007

Process water use reduction

WEc4 | Possible 1 point


Maximize water efficiency within buildings to reduce the burden on municipal water supply and wastewater systems.


To receive this credit, buildings must have:

  • No refrigeration equipment using once-through cooling with potable water, AND
  • No garbage disposals, AND
  • At least 4 process items where water use is at or below the levels shown in the table below. For equipment not addressed by the table, additional equipment performance requirements may be proposed provided documentation supporting at least a 20% reduction over the proposed benchmark or industry standard is submitted.


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