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February 2, 2011, at approximately 0600 ho … February 2, 2011, at approximately 0600 hours (CST), a Severe Winter Ice Storm was experienced causing a loss of 11 of 40 emergency sirens (approximately 28 percent) for Clinton Power Station. At 0700 hours (CST), since the sirens were not restored to operation within one hour, this event was determined to be a major loss of emergency assessment capability. Currently, 29 of 40 sirens are operational and no estimated return to service has been provided for the remaining sirens.</br>DeWitt County, Illinois Emergency Management Agency, and the NRC Resident Inspector have been informed of this information.</br>Unit operation is not affected by the storm. No additional contingency actions have been planned. No press release is planned.</br>Also notified R4DO (Howell) due to weather issue at Region 3.</br>* * * UPDATE AT 1245 EST ON 2/3/11 FROM ALAN DARELIUS TO S. SANDIN * * *</br>At 0700 (CST) on February 3, 2011, 39 of 40 sirens are in service. Ten of the eleven sirens (that were out of service) have been restored to service following power restoration. The one siren remaining will sound, however it does not rotate as designed. Troubleshooting and repair continues on that siren.</br>The DeWitt County, Illinois Emergency Management Agency, and the NRC Resident have been informed of this updated information.</br>Notified R3DO (Skokowski).ed information.
Notified R3DO (Skokowski). +
13:00:00, 2 February 2011 +
10:08:00, 2 February 2011 +
13:00:00, 2 February 2011 +
February 2, 2011, at approximately 0600 ho … February 2, 2011, at approximately 0600 hours (CST), a Severe Winter Ice Storm was experienced causing a loss of 11 of 40 emergency sirens (approximately 28 percent) for Clinton Power Station. At 0700 hours (CST), since the sirens were not restored to operation within one hour, this event was determined to be a major loss of emergency assessment capability. Currently, 29 of 40 sirens are operational and no estimated return to service has been provided for the remaining sirens.</br>DeWitt County, Illinois Emergency Management Agency, and the NRC Resident Inspector have been informed of this information.</br>Unit operation is not affected by the storm. No additional contingency actions have been planned. No press release is planned.</br>Also notified R4DO (Howell) due to weather issue at Region 3.</br>* * * UPDATE AT 1245 EST ON 2/3/11 FROM ALAN DARELIUS TO S. SANDIN * * *</br>At 0700 (CST) on February 3, 2011, 39 of 40 sirens are in service. Ten of the eleven sirens (that were out of service) have been restored to service following power restoration. The one siren remaining will sound, however it does not rotate as designed. Troubleshooting and repair continues on that siren.</br>The DeWitt County, Illinois Emergency Management Agency, and the NRC Resident have been informed of this updated information.</br>Notified R3DO (Skokowski).ed information.
Notified R3DO (Skokowski). +
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97 +
00:00:00, 3 February 2011 +
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>.
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10:08:00, 2 February 2011 +
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13:00:00, 2 February 2011 +
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