Regional Wind Energy Purchase

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Regional Wind Energy Purchase

• Ann Elsen
• Energy Planner
• Montgomery County, MD
• Environmental Protection

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• Big dogs eat first.

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Green Power
Everything Else
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. Its not easy being green .
Cities for Climate Protection Green Power
Partnership Wind Energy Resolution State
Implementation Plan
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Metropolitan Washington Council of Governments
(COG)
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State Implementation Plan (SIP)

• Compliance with Clean Air Act
• Reduce ground-level ozone by reducing precursors
  NOx and VOC
• Safeguard federal transportation dollars

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Emissions
tons per year
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Ground-Level Ozone
Days above 1-hour standard
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So, where does the ozone come from?Ozone
Transport
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Locations of 50 Largest Power Plants in US
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PJM Control Area
NY
NJ
PA
OH
MD
DE
WV
VA
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Emissions Offset

• We buy wind from area where NOx emissions occur
  (ozone transport)
• Wind power offsets some coal power generation
• MDE (or equivalent) awards NOx allowances
• Allowances are retired
• Credit for allowances taken in SIP

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Price Premium
Cost of Wind Power

• 1.5 2 (per kWh)

Price for Wind Depends On

• Size of purchase
• Contract term
• NOT electricity rates

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Cost by Agency
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Cost Effective NOx Reduction
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Easily Replicated by OtherNon-Attainment
Jurisdictions
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Resources

• Montgomery County Department of Environmental
  Protection http//www.montgomerycountymd.gov/de
  ptmpl.asp?url/Content/dep/index.asp
• Metropolitan Washington Council of Governments
  http//www.mwcog.org
• Green Power Partnership http//www.epa.gov/green
  power/
• American Wind Energy Association
  http//www.awea.org/