Green Features at Wellfleet Bay

Visitor center at Wellfleet Bay Wildlife Sanctuary
© Shawn Carey

In 2006, the Wellfleet Bay Wildlife Sanctuary’s nature center was awarded a Platinum LEED rating from the US Green Building Council, its highest rating. LEED stands for Leadership in Energy and Environmental Design, a system that provides voluntary standards for green buildings. To achieve this highest LEED standard, Wellfleet Bay features the following green technology and sustainable building features:

Conserving Energy

  • Additional insulation has been installed and the residential buildings have been airsealed
  • All CFL light bulbs and fluorescent light tubes have been replaced with LEDs
  • Refrigerators have been replaced with EnergyStar models
  • Computer monitors replaced with energy efficient monitors
  • Xcelerator electric hand dryers installed
  • Programmable thermostats installed
  • Recycling program

Buying Electricity Generated from Renewable Sources

  • 100% green electricity purchased from Mass Energy (New England Wind product) for all electricity not produced on site

Generating Renewable Energy

  • Photovoltaic arrays: 4 arrays: 21.12 kW in ground and roof mounts; 41.0 kW ground mount; 5.9 kW roof mount; 3.92 kW roof-mount—additional 39.55 kW system will be installed in FY 2018.
  • Solar thermal systems installed to meet all hot water needs

Building Green Buildings

  • Nature Center awarded LEED Platinum designation in 2008
  • Energy recovery ventilators
  • Day-lighting
  • Fly ash concrete in foundation
  • High performance building envelope
  • High performance, argon filled windows
  • Low  volatile organic compounds (VOC) materials
  • Occupancy sensor controlled lighting
  • Recycled and recyclable construction materials in renovation and new addition
  • Current heating system being replaced by more efficient air to air heat exchange system

Replacing Vehicles

  • Toyota Prius hybrid purchased

Conserving Water

  • 8 composting toilets 
  • Gray-water garden
  • Rainwater collection system
  • Low-flow showerheads installed
  • Energy-efficient dishwasher installed
  • Energy Star and WaterSense washing machine installed
  • Water bottle filling stations installed

Enhancing Energy Education

  • Green building tour and brochure
  • Interpretation of energy and water conservation features and photovoltaic array
  • Photovoltaic array electricity production on internet in real-time (currently offline and being upgraded, will be working again by May 2018 and may be back online by May 2018)