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<p class="MsoNormal">Good morning,<o:p></o:p></p>
<p class="MsoNormal">During our 2R22 outage, operations vented the accumulators to the cavity when it was flooded up. We didn’t have any airborne issues, but the dose rates around the cavity were 50% higher than normal.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:4.0pt"><b><span style="font-family:"Calibri Light",sans-serif;color:black">Michelle Williams<br>
</span></b><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:black">Radiation Protection Manager
<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:4.0pt"><a href="https://www.southernnuclear.com/" title="https://www.georgiapower.com/"><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:#007DB9">Southern Nuclear</span></a><b><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:black"> </span></b><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:#A6A6A6">|</span><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:gray"> </span><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:black">Radiation
Protection Vogtle 1&2<br>
</span><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif"><a href="mailto:miwillia@southernco.com"><span style="color:blue">miwillia@southernco.com</span></a><span style="color:#007DB9">
</span><span style="color:#A6A6A6">|</span><span style="color:gray"> </span><span style="color:black">O: 706.848.4236 </span><span style="color:#A6A6A6">|</span><span style="color:gray"> </span><span style="color:black">C: 919.770.7138<o:p></o:p></span></span></p>
<p class="MsoNormal" style="margin-bottom:4.0pt"><img border="0" width="145" height="23" style="width:1.5104in;height:.2395in" id="_x0000_i1027" src="cid:image002.png@01D9C062.C6F5DD30"><span style="font-size:10.5pt;font-family:"Calibri Light",sans-serif;color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><b>From:</b> Global <global-bounces@list.rpalara.org> <b>On Behalf Of
</b>HOWARD David (Framatome)<br>
<b>Sent:</b> Wednesday, July 26, 2023 12:48 PM<br>
<b>To:</b> global@list.rpalara.org<br>
<b>Subject:</b> [Global] Accumulator dumping<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p align="center" style="text-align:center"><strong><span style="font-family:"Calibri",sans-serif;color:black;background:#F26322"> </span></strong><strong><span style="font-size:10.5pt;font-family:"Calibri",sans-serif;color:white;background:#F26322">EXTERNAL
MAIL: Caution Opening Links or Files</span></strong><strong><span style="font-family:"Calibri",sans-serif;color:black;background:#F26322"> </span></strong><o:p></o:p></p>
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<p class="MsoNormal"><b>From:</b> Weirich, Kevin Allen <<a href="mailto:kaweirich@tva.gov">kaweirich@tva.gov</a>>
<br>
<b>Sent:</b> Wednesday, July 26, 2023 5:31 AM<br>
<b>To:</b> Global <<a href="mailto:global-bounces@list.rpalara.org">global-bounces@list.rpalara.org</a>><br>
<b>Subject:</b> Accumulator dumping<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">During the outage, we have had a first time issues with accumulator valve testing (Accumulator dumps into the cavity when it is full of water) resulting in airborne conditions in upper containment.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Does anyone else have this issue?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">If so do you restrict access during accumulator dump activities in case of airborne conditions?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Sincerely,<o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Kevin Weirich<o:p></o:p></span></b></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Watts Bar Nuclear – ALARA Specialist<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:7.5pt;background:white"><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><img border="0" width="381" height="65" style="width:3.9687in;height:.677in" id="Picture_x0020_1" src="cid:image003.png@01D9C062.C6F5DD30" alt="TVA logo"></span><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-top:15.0pt;background:white"><b><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;background:white">W.</span></b><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;background:white"> 423-365-1382 <b>M.</b> 253-722-9861
<b>E.</b> <a href="mailto:kaweirich@tva.gov">kaweirich@tva.gov</a></span><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">
<br>
<span style="background:white">1270 Nuclear Plant Road, Spring City, TN 37381<o:p></o:p></span></span></p>
<p class="MsoNormal"><b><span style="font-size:9.0pt;color:gray"><o:p> </o:p></span></b></p>
<p class="MsoNormal"><b><span style="font-size:9.0pt;color:gray">NOTICE:</span></b><span style="font-size:9.0pt;color:gray"> This electronic message transmission contains information that may be TVA SENSITIVE, TVA RESTRICTED, or TVA CONFIDENTIAL. Any misuse
or unauthorized disclosure can result in both civil and criminal penalties. If you are not the intended recipient, be aware that any disclosure, copying, distribution, or use of the content of this information is prohibited. If you have received this communication
in error, please notify me immediately by email and delete the original message.</span><span style="color:#1F497D"><o:p></o:p></span></p>
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