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EMERGENCY RESPONSE DATA SYSTEM OUT OF SERV … EMERGENCY RESPONSE DATA SYSTEM OUT OF SERVICE</br></br>On December 25, 2009, at approximately 1540 hours EST, the plant computer system (ICS) experienced a lockup due to a loss of electrical power to the meteorological tower. This resulted in a loss of most Emergency Response Data System (ERDS) information points, the Safety Parameter Display System (SPDS), and the automatic mode calculation of the Computer Aided Dose Assessment Program (CADAP). The Computer Aided Dose Assessment Program remained available in manual data entry mode.</br></br>At 1758 hours, the ICS computer system operation was restored to normal. All SPDS and ERDS information points are now functioning properly. Power restoration activities to the meteorological tower are in progress. This event is being reported in accordance with 10 CFR 50.72(b)(3)(xiii) as a condition that results in a major loss of emergency offsite communications capability. The NRC Resident Inspector has been notified."NRC Resident Inspector has been notified." +
20:40:00, 25 December 2009 +
45,591 +
19:18:00, 25 December 2009 +
20:40:00, 25 December 2009 +
EMERGENCY RESPONSE DATA SYSTEM OUT OF SERV … EMERGENCY RESPONSE DATA SYSTEM OUT OF SERVICE</br></br>On December 25, 2009, at approximately 1540 hours EST, the plant computer system (ICS) experienced a lockup due to a loss of electrical power to the meteorological tower. This resulted in a loss of most Emergency Response Data System (ERDS) information points, the Safety Parameter Display System (SPDS), and the automatic mode calculation of the Computer Aided Dose Assessment Program (CADAP). The Computer Aided Dose Assessment Program remained available in manual data entry mode.</br></br>At 1758 hours, the ICS computer system operation was restored to normal. All SPDS and ERDS information points are now functioning properly. Power restoration activities to the meteorological tower are in progress. This event is being reported in accordance with 10 CFR 50.72(b)(3)(xiii) as a condition that results in a major loss of emergency offsite communications capability. The NRC Resident Inspector has been notified."NRC Resident Inspector has been notified." +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries 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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00:00:00, 25 December 2009 +
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>.
20:41:09, 18 March 2017 +
19:18:00, 25 December 2009 +
true +
false +
-0.0571 d (-1.37 hours, -0.00815 weeks, -0.00188 months) +
20:40:00, 25 December 2009 +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.