Community Choice Electricity Presentation — File 207910

Somerville Community Choice Electricity Oliver Sellers-Garcia Director, Office of Sustainability & Environment, City of Somerville April 11, 2019

Current program Basics ▪July 2017-January 2020 ▪$0.10538/kWh—always lower than Eversource rate ▪Includes 5% more renewable energy than Eversource Impact ▪94% participation ▪$4.9 million saved through June 2019 ▪$145 average savings per residential account ▪Renewable energy purchases through Nov. 2018 equal to 11 MW solar

Our renewable energy matches our values. Somerville’s renewable energy Other communities’ renewable energy Source Known projects Unknown projects all from the market Location Only New England, mostly MA New England and New York Generation Wind, solar, anaerobic digestion, low-impact small hydro Includes biomass (positive CO2 emissions and pollutants without destroying methane)

Our renewable energy matches our values. ▪ Our renewable energy provider recently signed long-term contracts to develop two solar facilities on landfills in RI because of demand from aggregation communities. ▪ We are having positive impact on our grid and economy Green Municipal Aggregations in Massachusetts support the two 2-megawatt wind turbines in the foreground at Blackburn Industrial Park in Gloucester, MA Credit: Derek Deacon

Plan for the next round ▪ Stick with our values: ▪ Keep costs stable and low for customers ▪ Promote development of clean energy economy in our backyard ▪ Purchase only zero-carbon energy ▪ We cannot set the default to 100% renewable yet without compromising our values ▪ Work with community groups to promote 100% renewable opt- ups