RENEWABLE ENERGY STORIES

FIRST UNITARIAN SOCIETY

NANCY VEDDER-

SHULTS

ASustainableAdditiontoanIconicHouseofWorship

NancyVedder-Shults fortheFirstUnitarianSocietyofMadisonRenewableEnergySummit

January16,2020

Openingdayprogram,1951.BuildingdesignedbyFrankLloydWrightandbuiltbyMarshallErdman.

Annualelectricusage=~360,000kWh(~$40,000)Annualcarbonemissionsfromelectricalusage=~520,000pounds

Finallymovingforward

• 2017capitalcampaigndevotes$35,000tosolar.

• BoardcreatesaSustainabilityTaskForce.

• TaskForceidentifiespotentialsitesonflatroofsof1960saddition,parkinglot,andgrounds.

• TaskForcesolicitsproposalsfromfourinstallers,whichfocusontheflatroof.

SolarproposalsProposer Proposedarray Price

CompanyA 51kW $108,000

CompanyB 54kW $103,000

Company C 45kW $101,000

Full SpectrumSolar 79kW(later83kW) $168,000

Financing

• SolarforGoodgrant(RENEWWisconsin)• Prescriptivegrant(FocusonEnergy)• Tax-advantagedfinancing(LegacySolarCo-op)• FUSSolarLLC• Bondsalestoparishioners

Ribbon-cutting,October2019

Commissioning,November2019

Initialproductiondata

• 3,500kWhgeneratedinMonth1(November-December)• Impliesannualgenerationof~95,000kWh

Energyefficiencyproject

SEG(nowHGA)engagedin2017toevaluateFUSHVACchallengesandexcessiveelectricconsumption.

Energyefficiencyproject

• Airflowsproperlybalancedreducingwastedenergy.• Optimizedsensorsandcontrolstoretaincomfortatreducedenergyconsumption.• Identifiedoverdesigned(2X)geothermalsystemandprovidedcorrectiveplan.• Togetherwithsolar,willreduceFUSelectricconsumptionfromgridby~50percent.

NextSteps

FUSwantsto“ArrayitForward”!Contact:NancyVedder-Shults,nancyv-s@tds.net