Based on square footage, building height, the 834 residential units and number of boreholes, the geothermal system at 1 Java Street will be the largest multifamily project in New York State. It is believed to be the largest high-rise residential geoexchange system in the country. Developed and constructed by Lendlease, the multifamily project is located on the Brooklyn waterfront and occupies a full, 2.6-acre city block. As an all-electric building, 1 Java Street will also avoid carbon emissions related to the use of natural gas.