Wind Power Development In South Dakota E-Week Presentation Rapid City, SD February 19, 2008

1. Wind Power Development In South Dakota E-Week Presentation Rapid City, SD February 19, 2008

2. BriefingOutline • The South Dakota Energy Infrastructure Authority (SDEIA) • The wind resource in South Dakota • Issues affecting wind power development in South Dakota

3. South Dakota Energy Infrastructure Authority (SDEIA) • Created by the South Dakota Legislature in the 2005 session • Legislative Intent – Diversify and expand the State’s economy by developing in South Dakota the energy production facilities and the energy transmission facilities necessary to produce and transport energy to markets within the state and outside the state

4. SDEIA • The authority is governed by a five member board of directors. Board members are appointed by the Governor and serve staggered six year terms. Members may be reappointed. • Support is provided by the Governor’s Office of Economic Development

5. South Dakota Wind Power Report • The result of interviews conducted during the summer of 2007 with 24 entities: that produce or distribute electricity in SD; that plan to develop such facilities; or are government agencies; and, an extensive review of publically available information. • The report can be found on the SDEIA web site – www. SDEIA.com.

6. South Dakota Wind Power Report • The report is intended to serve as a resource document for government officials and the public, providing information and identification of issues, and is intended to promote efficient decision making. • The report does not make any specific recommendations.

7. South Dakota Wind Power South Dakota’s Wind Resource

8. South Dakota Wind Power

9. South Dakota Wind Power

10. South Dakota Wind Power Wind Resource Assessment Network Results • South Dakota’s wind resource is Class 4 or higher at all monitoring sites • Wind resource is best at night and off-peak times during the year

11. South Dakota Wind Power Wind Power Development In South Dakota There is no Silver Bullet

12. South Dakota Wind Power • There is no disagreement that South Dakota has an excellent wind resource. • The challenges facing major development of this wind resource will not be resolved quickly. • Most obstacles are outside the scope of South Dakota’s authority.

13. South Dakota Wind Power • South Dakota does not have the population density to absorb any significant amount of wind generated electricity. Customers in the state are currently well served by economically priced electricity. Any major development of wind must seek markets outside the state.

14. South Dakota Wind Power

15. South Dakota Wind Power • The primary issues facing major development of South Dakota’s wind resource are: 1) Transmission 2) Transmission 3) Transmission

16. South Dakota Wind Power Campbell Street – the continental divide for electricity transmission

17. South Dakota Wind Power

18. South Dakota Wind Power • The first transmission issue is known as the “seams issue”. This refers to the fact that anyone attempting to move electricity from the Western Area Power Administration (Western) grid to the Midwest Independent System Operator (MISO) grid must currently pay two transmission fees – one to Western and a second to MISO. This directly affects the economics of trying to move the electricity to markets to the east.

19. South Dakota Wind Power • The second transmission issue is know as the “queue” problem. This refers to the fact that anyone wanting to move new electricity on the Western or MISO grids must first apply to the respective grid operator for a study to determine the impact on the grid of the proposed electricity movement. For a variety of reasons the current waiting period for study results on the Western grid is several years, while on the MISO grid, it is almost 40 years.

20. South Dakota Wind Power • The third transmission issue relates to the current lack of transmission line capacity, in both the Western and MISO grids, and within South Dakota, to move large blocks of wind electricity to markets outside the state. • Who will pay for new transmission? • The NIMBY issue

21. South Dakota Wind Power

22. South Dakota Wind Power Economic issues facing wind • Rising costs of production • Wind alone cannot pay for major transmission construction • Federal Production Tax Credit (PTC) uncertainty

23. South Dakota Wind Power Environmental issues • National Environmental Policy Act (NEPA) • US Fish and Wildlife Service • Protective easements • Whooping Crane migration • South Dakota State Historic Preservation Office

24. South Dakota Wind Power Economic benefits of wind • Lease payments to landowners • Local government tax benefits • State tax benefits • Limited jobs

25. South Dakota Wind Power Summary Large scale wind development in South Dakota currently faces several major transmission related obstacles outside of the state’s control. Small scale wind development is occurring, where transmission capability exists. The future market price for wind produced electricity will affect resolution of some issues

26. South Dakota Wind Power Questions?