Yarmouth Board of Selectmen

1. Cape & Vineyard Electric Cooperative, Inc. Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance Yarmouth Board of Selectmen Photovoltaic Installations Proposed for DY School District & Town of Yarmouth August 6, 2013 Liz Argo, Argo Consulting

2. Background on Cape & Vineyard Electric Cooperative (CVEC) Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance • Cape Light Compact (CLC) desired to stabilize electric rates for all ratepayers with renewable energy projects • The Cape & Vineyard Electric Cooperative, Inc. (CVEC) formed out of a strategic planning process undertaken by the Cape Light Compact (CLC) in 2007 • With passage of Green Communities Act (GCA) in 2008, the opportunity for CVEC changed from wholesale energy development to Net Metered municipal energy development • CVEC PV Initiative Round 1 and Round 2 work in conjunction with the GCA to provide Net Metered municipal energy development • Now in CVEC Round 1 (~16MW for 7 municipalities) and • CVEC Round 2 (~20MW for 10 municipalities and districts) • Yarmouth not in Round 1 because Round 1 primarily capped landfills

3. Background on Broadway Electric • 76 year old Boston-based • electrical contractor • Third generation owned • DCAM certified • Licensed electricians • Most installed base of PV • in Massachusetts • Previous experience • installing for school districts MWRA Deer Island

4. CVEC Round 1 Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance Total : ~ 16 Megawatts

5. 36 “A” Sites Awarded (All Barnstable Round 2 sites are “A” sites) and 10 “B” Sites Awarded (sites requiring more pre-construction labor) • Project Structure: • Vendor Owns Facility • CVEC Buys Output from Vendor • CVEC Sells “Output” to CVEC Member through PPA Background on Round 2 Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance • Worked with towns to find potential sites starting in 2011 • RFP for Solar PV Round 2 issued in September 2011 • Responses from 11 Developers • Interviews with 4 Developers • Contract awarded to Broadway Electric Company in 2012 • ~ 20MW for 10 municipalities and districts - Roof & Ground • Project Structure: “POWER PURCHASE AGREEMENT” (PPA) • Vendor Builds, Designs, Owns & Maintains PV Facility • CVEC Buys PV “Output” from Vendor, paying PPA price • CVEC Sells PV “Output” to Town & District at PPA price (plus administrative adder) • Town and School District benefit from savings on electrical bills

6. CVEC Round 2 Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance Total : ~ 20 Megawatts

7. PV Installations for Dennis/Yarmouth School District

8. Completed Steps for Yarmouth’s DY School District PV Installations Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance

9. Installation Sites for Yarmouth Schools • Mattacheese • ME Small • DY High School DY High School – Roof and Grounds M.E. Small Roof (too old) and Grounds Mattacheese Roof and Grounds Ezra Baker

10. Installation Sites for Yarmouth Schools Mattacheese Ground Mount PLAN A (1,499kW) ORIGINAL Ezra Baker PLAN B (998kW) FINAL

11. Installation Sites for Yarmouth Schools Mattacheese Ground Mount 2 1 2 1 Ezra Baker Camera

12. Installation Sites for Yarmouth Schools M.E. Small Ground Mount PLAN A (861 kW) ORIGINAL Ezra Baker PLAN B(861 kW) FINAL

13. Installation Sites for Yarmouth Schools M.E. Small Ground Mount Camera Camera Ezra Baker

14. Installation Sites for Yarmouth Schools DY High School Ground Mount PLAN A (1276kW) - ORIGINAL Ezra Baker PLAN B (715kW) - FINAL

15. C Installation Sites for Yarmouth Schools DY High School Ground Mount Camera

16. District Leases or Sub-Leases Site to CVEC Structure of the Deal Benefit to Town is the reduction of electrical costs on specified accounts, and School budget relief due to District’s eliminated electrical costs CVEC Contracts with Developer to Finance, Build, Own, Operate PV CVEC Contracts to buy Power from Developer at Fixed-Price PPA Benefit from Monthly NStar Credits for PV electricity, less the cost of PPA, is split between Town & District (Half of ~ .05 per kWh = .025 per kWh) CVEC Applies Power to School District accounts at Fixed PPA price (~.07 per kWh) NStar Allocates Net-Metering Credits (~.12 per kWh) against those specified Town accounts NStar Allocates Net-Metering Credits (~.12 per kWh) against all accounts eliminating District Electric Bills CVEC Applies District’s Excess PV Power against specified Town Accounts Benefit to District is in Monthly NStar Credits for PV electricity less the cost of the PPA price (= savings of ~ .05 per kWh)

17. Yarmouth’s DY School District PV ESTIMATED SAVINGS for DYRSD Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance *** Estimated : NStar upgrade costs not known and based on conservative assumptions as to projected price of electricity, Net Metering credits and School District usage

18. Yarmouth’s DY School District PV ESTIMATED SAVINGS for TOWN Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance * Guaranteed Annual Output (80% of output), before NStar upgrade costs and based on assumed projections, including price of electricity, escalation in electrical costs and usage

19. Additional Benefits to School District, Yarmouth Schools & Yarmouth • Two of the Yarmouth School installations are Behind-the-Meter, providing direct savings against those electrical accounts • The estimated carbon equivalent offset from all 5 PV installations in Yarmouth (including DY High) is estimated to be 5,515,514 pounds • The installations and information kiosks will provide support for DY science/math curricula and hands-on PV experience (underway)

20. Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance Benefits of CVEC Projects • Financing large scale renewable energy projects does not burden Town debt capacity • Professional and technical expertise in the energy field (3 PV Initiatives in the works – one producing power, two about to start construction) • Central contract for purchasing, O&M, and administration • Electric Cooperative bylaws generally limit member liability exposure to member pledge or capitalization ($25.00) • CVEC project-bundling provides economies of scale resulting in better PPA pricing and fixed PPA price contracts for the 20 years • Lower electric rates for municipal accounts benefits residents

21. Next Steps: Site Plan approval:Stormwater Planetc.NStar Interconnection Services AgreementSecure Net Metering Credit Assurance Completed Steps & Next Steps for Yarmouth’s DY School District PV Installations

22. Yarmouth’s DY School District Photovoltaic (PV) Installations