Massachusetts

===Energy===

{{Further|Solar power in Massachusetts|Wind power in Massachusetts|:Category:Energy in Massachusetts}}

Massachusetts's [[electricity generation]] market was made competitive in 1998, enabling retail customers to change suppliers without changing utility companies.<ref>{{cite web |url=http://www.goodenergy.com/Energy-Procurement/massachusetts |title=Massachusetts Electricity deregulation |date=June 2, 2020 |publisher=Good Energy}}</ref> In 2018, Massachusetts consumed 1,459{{spaces}}trillion [[British Thermal Units|BTU]],<ref name=EIAmass>{{cite web |title=State Profile and Energy Estimates |url=http://www.eia.gov/state/?sid=MA |publisher=[[Energy Information Administration]] |access-date=July 29, 2020}}</ref> making it the seventh-lowest state in terms of consumption of energy per capita, and 31 percent of that energy came from [[natural gas]].<ref name=EIAmass/> In 2014 and 2015, Massachusetts was ranked as the most energy efficient state the United States<ref>{{cite web |title=State Scorecard Rank |url=http://database.aceee.org/state-scorecard-rank |publisher=[[American Council for an Energy-Efficient Economy]] |access-date=June 13, 2015}}</ref><ref>{{cite web |title=2015 State Scorecard Rank—Massachusetts |url=http://aceee.org/sites/default/files/pdf/state-sheet/2015/massachusetts.pdf |publisher=[[American Council for an Energy-Efficient Economy]] |access-date=June 26, 2016 |archive-url=https://web.archive.org/web/20160604091938/http://aceee.org/sites/default/files/pdf/state-sheet/2015/massachusetts.pdf |archive-date=June 4, 2016 }}</ref> while Boston is the most efficient city,<ref>{{cite news |last1=Wood |first1=Elisa |title=Boston Takes Top Spot Again in City Energy Efficiency Scorecard |url=http://energyefficiencymarkets.com/whos-surprised-boston-takes-top-spot-again-in-city-energy-efficiency-scorecard/ |access-date=June 13, 2015 |publisher=Energy Efficiency Markets.com |date=May 26, 2015}}</ref> but it had the fourth-highest average residential retail electricity prices of any state.<ref name=EIAmass/> In 2018, renewable energy was about 7.2 percent of total energy consumed in the state, ranking 34th.<ref name=EIAmass/>