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McGuire Unit 1 and Unit 2 may have been op … McGuire Unit 1 and Unit 2 may have been operating greater than design thermal power limits of 3411 MW (Megawatt) by approximately 0.08% due to discovery of non-conservative thermal power calculations. Preliminary evaluation of Steam Generator Blow Down inputs into the thermal power calorimetric indicates a non-conservative error resulting in indicated total thermal power being approximately 0.08% lower than actual. Additional evaluations to confirm indicated power are ongoing. Power was reduced as soon as the on duty shift was made aware of the error and both Unit 1 and Unit 2 indicated thermal power is being limited to less than 99.85% to ensure actual reactor power remains less than 3411 MW.</br>This notification is being made pursuant to the McGuire Facility Operating License Condition 2.C.(1) Maximum Power Level.</br>The licensee will inform the NRC Resident Inspector.</br>* * * UPDATE AT 09:17 ON 4/4/2006 FROM REZA DJALI TO ABRAMOVITZ * * *</br>McGuire Nuclear Station is retracting event number 42446 which was reported to the NRC Operations Center on 3/23/06 at 1820. This event is now determined to be not reportable because further analyses of plant parameters, engineering margins, and actual plant power operation history indicated that neither Unit 1 nor Unit 2 exceeded 3411 megawatt thermal. The analyses and the bases for this retraction can be found under the plant corrective action program.</br>Notified the R2DO (Bonser). The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector. +
17:50:00, 23 March 2006 +
42,446 +
18:20:00, 23 March 2006 +
17:50:00, 23 March 2006 +
McGuire Unit 1 and Unit 2 may have been op … McGuire Unit 1 and Unit 2 may have been operating greater than design thermal power limits of 3411 MW (Megawatt) by approximately 0.08% due to discovery of non-conservative thermal power calculations. Preliminary evaluation of Steam Generator Blow Down inputs into the thermal power calorimetric indicates a non-conservative error resulting in indicated total thermal power being approximately 0.08% lower than actual. Additional evaluations to confirm indicated power are ongoing. Power was reduced as soon as the on duty shift was made aware of the error and both Unit 1 and Unit 2 indicated thermal power is being limited to less than 99.85% to ensure actual reactor power remains less than 3411 MW.</br>This notification is being made pursuant to the McGuire Facility Operating License Condition 2.C.(1) Maximum Power Level.</br>The licensee will inform the NRC Resident Inspector.</br>* * * UPDATE AT 09:17 ON 4/4/2006 FROM REZA DJALI TO ABRAMOVITZ * * *</br>McGuire Nuclear Station is retracting event number 42446 which was reported to the NRC Operations Center on 3/23/06 at 1820. This event is now determined to be not reportable because further analyses of plant parameters, engineering margins, and actual plant power operation history indicated that neither Unit 1 nor Unit 2 exceeded 3411 megawatt thermal. The analyses and the bases for this retraction can be found under the plant corrective action program.</br>Notified the R2DO (Bonser). The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector. +
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100 +
00:00:00, 4 April 2006 +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
02:19:01, 2 March 2018 +
18:20:00, 23 March 2006 +
true +
false +
0.0208 d (0.5 hours, 0.00298 weeks, 6.849e-4 months) +
17:50:00, 23 March 2006 +
24-Hour Condition of License Report Due to Thermal Power Potentially Exceeding Licensed Limit +
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