Location: Westminster, Massachusetts

Watts: 9,156

Monthly Production: 941 kWh

Date: July 2016

This solar system produces about 11,296 kilowatt-hours of electricity a year. The solar price per-kilowatt-hour is $.05 compared to the $.18 charged by the utility. The homeowners will get $75,000 in electricity savings over 25 years, plus $25,000 in SREC income, for a financial benefit of about $100,000. And that’s before their increase in property value!