Natural GasElectricity

Appliance Annual Cost Savings Lifetime Cost Savings Microwave $1.64$21.02 Washer $1.87$16.80 Television $3.27$42.05 Dishwasher $11.22$ Dryer $44.88$ Refrigerator $95.72$1, Total $158.59$2, Source:

 Assumes 5 hours of active use per day  Source: Photo: US EPA (external power supply)

Source: Schelly et al, Environment and Behavior, September 2010 RMHS started off using less electricity than other schools RMHS also decreased its energy use the most of the 3 schools since 2000 despite the same technology RMHS even uses less electricity/square foot than the LEED-certified school