DECOMMISSIONING COST ANALYSIS for the CLINTON POWER STATION

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<p><span style="font-size: 10.000000pt; font-family: 'Helvetica'">In </span><span style="font-size: 11.000000pt; font-family: 'Helvetica'">the referenced letter, Exelon Generation Company, LLC (EGC) submitted a site-specific SAFSTOR Decommissioning Cost Estimate (DCE) for Clinton Power Station (CPS). Attached is an updated DCE that has been performed in accordance with EGC&#39;s normal practice of updating DCEs every five years.&nbsp;</span></p>
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<p><span style="font-size: 12.000000pt; font-family: 'Times'">This report presents estimates of the cost to decommission the Clinton Power Station (Clinton) for the identified decommissioning scenarios following a scheduled cessation of plant operations. The analysis relies upon site-specific, technical information, developed in </span><span style="font-size: 13.000000pt; font-family: 'Times'">an </span><span style="font-size: 12.000000pt; font-family: 'Times'">evaluation in 2007[1] for AmerGen Energy, LLC, and updated to reflect current assumptions pertaining to the disposition of the nuclear unit and relevant industry experience in undertaking such projects. </span><span style="font-size: 13.000000pt; font-family: 'Times'">In </span><span style="font-size: 12.000000pt; font-family: 'Times'">2008, the operating license was amended to reflect Exelon Generating Company, LLC (Exelon) as the licensee authorized to own and operate the station. Therefore, the updated estimates are designed to provide Exelon with sufficient information to assess their financial obligations, as they pertain to the eventual decommissioning of the nuclear station.&nbsp;</span></p>
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