IAG Energy Success Stories

35-63 89th Street

35-63 89th Street Queens, NY 11372 US


This document is a summary report of the energy audit conducted by IAG Energy, LLC for the multifamily building located at 3563 89th Street in Flushing, New York. The purpose of the audit was to provide energy use analysis, identify viable energy conservation measures that reduce energy and operating costs and provide estimates for the facility’s carbon footprint reduction as well as firm implementation costs and realistic savings.

The scope of work included a detailed survey of the building envelopes, mechanical and electrical systems, as well as an analysis of the building’s annual energy (electric and natural gas) costs and consumption. IAG Energy also documented the facility’s operating characteristics. The recommended ECM’s represent economically and technically feasible opportunities to improve the facility’s operating efficiency and to find ways to reduce ongoing energy and operating costs.

The facility includes eighty-eight (88) apartments, common areas, and mechanical room located at the ground level of the building. Overall, the energy consuming systems at this location appeared to be in fair condition in terms of age and maintenance.

Building Information

The building was constructed in 1927 and is managed by 3563 Realty. This is a 69,726 square foot multifamily apartment building that consists of 88 apartments. The building is located on 3563 89th Street, Flushing New York. This is a six story apartment building with elevators, but no laundry facility.

Assessment Highlights

  • The building Energy Utilization Index (EUI) is 116.0 kBtu/ft²
  • Total estimated combined energy use is 8,130,004 kBtu
  • The study came up with 6 Energy Conservation Measures
  • The simple payback for all measures is 0.81 years

Benefits & Savings

Annual Energy and Cost Savings:

  • Electricity Savings: 9,777.9 kWh
  • Gas/Fuel Savings: 2,210.5 MMBtu
  • Total Annual Cost Savings: $100,352.09

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