The One- to Four-Family Home Performance with ENERGY STAR® Program: Beginning 2010

important please read disclaimer before using data the one to four family home performance with energy star program is a market transformation program that uses building performance institute bpi goldstar contractors to install comprehensive energy efficient improvements the program is designed to use building science and a whole house approach to reduce energy use in the state s existing one to four family and low rise multifamily residential buildings and capture heating fuel and electricity related savings the program provides incentives on eligible energy efficiency improvements including building shell measures high efficiency heating and cooling measures energy star appliances and lighting d i s c l a i m e r estimated annual kwh savings estimated annual mmbtu savings and first year energy savings estimate represent contractor reported savings derived from energy modeling software calculations and not actual realized energy savings the accuracy of the estimated annual kwh savings and estimated annual mmbtu savings for projects has been evaluated by an independent third party the results of the impact analysis indicate that on average actual savings amount to 35 percent of the estimated annual kwh savings and 65 percent of the estimated annual mmbtu savings the analysis did not evaluate every single project but rather a sample of projects from 2007 and 2008 so the results are applicable to the population on average but not necessarily to any individual project which could have over or under achieved in comparison to the evaluated savings the results from the impact analysis will be updated when more recent information is available while many factors influence the degree to which estimated savings are realized including the use of the modeling software itself some reasons individual households may realize savings different from those projected include but are not limited to changes in the number or needs of members of a household changes in occupancy schedules changes in energy usage behaviors or appliances and electronics installed in the home or beginning or ending a home business in addition the program has evolved since the last impact analysis introducing a change in the mix of measures that are installed and use of additional modeling software tools and protocols further with the current technology improvements and regulatory changes being considered we are actively working toward a more accurate future for more information please refer to the evaluation report published on nyserda s website at http www nyserda ny gov media files publications ppser program evaluation 2012contractorreports 2012 hpwes impact report with appendices pdf statewide home performance with energy star program dataset includes the following data points for projects completed during green jobs green ny beginning november 15 2010 through march 31 2016 home performance project id home performance site id project county project city project zip gas utility electric utility project completion date customer type low rise or home performance indicator total project cost usd total incentives usd type of program financing amount financed through program usd pre retrofit home heating fuel type estimated annual kwh savings estimated annual mmbtu savings first year energy savings estimate usd homeowner received green jobs green ny free reduced cost audit y n