Putnam Technical Vocational High School, Springfield, MA Roof Water Reclamation for

grey water use– Partial collection of roof water– (4)-4,000 gal UST– Pumping system to pressurize grey

water system– Automated conversion to domestic

water during dry weather conditions– Requires duplicate internal piping

MassMutual Financial Group1295 State St. Springfield, MA

Roof Water Reclamation for irrigation use– Associated with new parking lot

construction, LEED Silver Campus– Normal design would require

infiltration system to mitigate peak rate of runoff

– Discussions with City to “trade” clean roof water for new parking lot water

– Iterative Process for technology considered

MassMutual Financial Group1295 State St. Springfield, MA

Roof Water Reclamation for irrigation use– Modification of existing roof water

collection system– 60-inch diameter HDPE piping

providing 200,000 gallons of storage– Independent pumping system to

pressuring water for irrigation system– Automated conversion to domestic

water during dry periods– Smaller infiltration system for winter