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At 0645 CDT on August 27, 2014, Exelon was … At 0645 CDT on August 27, 2014, Exelon was notified that during the daily test at 0530 CDT of the offsite sirens, the vendor received an alarm on Clinton Power Station siren communications. This Emergency Preparedness (EP) siren communications issue results in 26 of the 40 EP sirens not being verified as functional, which affects 84.4% of the EPZ population. The loss of communications represents more than 25% of the EPZ population for greater than 1 hour and is therefore reportable under 10 CFR 50.72(b)(3)(xiii).</br>The cause of issue has been isolated to a microwave link at Clinton Power Station that communicates via radio frequency to each siren. The siren vendor is currently investigating to repair the issue.</br>The DeWitt County Emergency Manager has been notified. DeWitt County has implemented the Emergency Message System through 'Code Red' notification in lieu of siren communications.</br>The NRC Senior Resident has been notified.</br>* * * UPDATE FROM RICH CHAMPLEY TO CHARLES TEAL AT 1755 EDT ON 8/27/14 * * *</br>The DeWitt County Emergency Manager has been notified. DeWitt County has implemented the backup means of notification called 'Route Alerting' in lieu of siren communications. Route Alerting consists of vehicles and public address systems.</br>At 1400 CDT only 2 sirens remain not fully functional. These 2 sirens represent 0.7% of EPZ population. Work continues to restore these 2 sirens.</br>The NRC Senior Resident has been informed.</br>Notified R3DO (Stone). has been informed.
Notified R3DO (Stone). +
10:30:00, 27 August 2014 +
50,410 +
13:35:00, 27 August 2014 +
10:30:00, 27 August 2014 +
At 0645 CDT on August 27, 2014, Exelon was … At 0645 CDT on August 27, 2014, Exelon was notified that during the daily test at 0530 CDT of the offsite sirens, the vendor received an alarm on Clinton Power Station siren communications. This Emergency Preparedness (EP) siren communications issue results in 26 of the 40 EP sirens not being verified as functional, which affects 84.4% of the EPZ population. The loss of communications represents more than 25% of the EPZ population for greater than 1 hour and is therefore reportable under 10 CFR 50.72(b)(3)(xiii).</br>The cause of issue has been isolated to a microwave link at Clinton Power Station that communicates via radio frequency to each siren. The siren vendor is currently investigating to repair the issue.</br>The DeWitt County Emergency Manager has been notified. DeWitt County has implemented the Emergency Message System through 'Code Red' notification in lieu of siren communications.</br>The NRC Senior Resident has been notified.</br>* * * UPDATE FROM RICH CHAMPLEY TO CHARLES TEAL AT 1755 EDT ON 8/27/14 * * *</br>The DeWitt County Emergency Manager has been notified. DeWitt County has implemented the backup means of notification called 'Route Alerting' in lieu of siren communications. Route Alerting consists of vehicles and public address systems.</br>At 1400 CDT only 2 sirens remain not fully functional. These 2 sirens represent 0.7% of EPZ population. Work continues to restore these 2 sirens.</br>The NRC Senior Resident has been informed.</br>Notified R3DO (Stone). has been informed.
Notified R3DO (Stone). +
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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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