1. Montgomery County Department of Environmental Protection Montgomery County, MD Regional Wind Power Purchase Ann Elsen Energy Planner

2. Montgomery County Department of Environmental Protection. It’s not easy being green.

3. Montgomery County Department of Environmental Protection We’ll pay more for power when…

4. Montgomery County Department of Environmental Protection State Environmental Department SIP Requirements State Implementation Plans

5. Montgomery County Department of Environmental Protection So, this improves our air quality?

6. Montgomery County Department of Environmental Protection Emissions tons per year Source: MDE, 1999 U.S. EPA data

7. Montgomery County Department of Environmental Protection Ground-Level Ozone # Days above 1-hour standard Source: MDE, 2002 (MD data from Baltimore monitor)

8. Montgomery County Department of Environmental Protection So, where does the ozone come from? “Ozone Transport”

9. Montgomery County Department of Environmental Protection Maryland Department of Environment

10. Montgomery County Department of Environmental Protection Maryland Department of Environment

11. Montgomery County Department of Environmental Protection Locations of 50 Largest Power Plants in US Source: NOAA

12. Montgomery County Department of Environmental Protection PJM Control Area NY MD WV DE OH NJ PA VA

13. Montgomery County Department of Environmental Protection Partners in Buying Group “Big Six” Montgomery County Agencies: 32.8 million kWh/year Plus thirteen other jurisdictions: 5.6 million kWh/year Total purchase of 38.4 million kWh/year

14. Montgomery County Department of Environmental Protection Big dogs eat first.

15. Montgomery County Department of Environmental Protection A Closer Look at RECs

16. Montgomery County Department of Environmental Protection Total Purchase Two year contract began July 1 At a price of $0.01498 per kWh Total aggregate cost of $575,408/yr Equivalent to about 15 MW capacity Largest local government purchase of wind in the US.

17. Montgomery County Department of Environmental Protection Control MeasureCost (ton/year) Wind Energy$32,000 CNG Refueling Stations$54,701 55 CNG Busses$103,063 1967 Bike Lockers$247,111 Cost-Effective NOx Reduction Measure (not to be confused with the cost of a NOx Allowance)

18. Montgomery County Department of Environmental Protection New EPA Guidance Encourages the use of renewable energy as a control measure Sites the Montgomery County wind energy purchase as an example (see Maryland example). Provides an explanation of dispatch-based methodology for calculating emissions reductions. Is easier to apply in states with NOx set-aside, but can be applied in any location where power plant emissions are a significant contributor to ground-level ozone.

19. Montgomery County Department of Environmental Protection The End