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ENS 45627
Show incoming properties 
Category
ENS Notification  and Power Reactor
CFR
10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor +  and 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown +
Current power
89  +  and 100  +
Current reactor mode
Power Operation +
Description
The A-YC chiller (was) shutdown and tagged … The A-YC chiller (was) shutdown and tagged for yearly inspection and work. The B-YC chiller has developed a refrigerant leak and has been declared inoperable. This places both Unit 1 and Unit 2 in Tech Spec 3.0.3. Both units will have to be in Mode 3 within 7 hours; Mode 4 within 13 hours; and 37 hours to be in Mode 5. 3.0.3 was declared at 2332 on 1/12/2010. The event time is when Unit 1 began load reduction. Unit 2 will commence load reduction at 0230.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
Discovered date
06:59:00, 13 January 2010  +
Emergency class
Non Emergency +
Entered date
02:24:00, 13 January 2010  +
Event date
06:59:00, 13 January 2010  +
Event description
The A-YC chiller (was) shutdown and tagged … The A-YC chiller (was) shutdown and tagged for yearly inspection and work. The B-YC chiller has developed a refrigerant leak and has been declared inoperable. This places both Unit 1 and Unit 2 in Tech Spec 3.0.3. Both units will have to be in Mode 3 within 7 hours; Mode 4 within 13 hours; and 37 hours to be in Mode 5. 3.0.3 was declared at 2332 on 1/12/2010. The event time is when Unit 1 began load reduction. Unit 2 will commence load reduction at 0230.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
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ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +, ENS 45627 +  and ENS 45627 +
Hours
8.101852e-5 d (0.00194 hours, 1.157407e-5 weeks, 2.6635e-6 months)  +, 1.50463e-4 d (0.00361 hours, 2.149471e-5 weeks, 4.9465e-6 months)  +  and 4.282407e-4 d (0.0103 hours, 6.117725e-5 weeks, 1.40785e-5 months)  +
Initial power
100  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 13 January 2010  +
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>.
02:10:29, 2 March 2018  +
NRC officer
Vince Klco +
Notification date
02:24:00, 13 January 2010  +
Originated by
Tony Cook +
Reactor critical
true  +
Reactor scram
false  +
Reactor type
Westinghouse PWR 4-Loop +
Region
NRC Region 2 +
Reporting criterion
10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor +  and 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown +
Reporting time
-0.191 d (-4.58 hours, -0.0273 weeks, -0.00627 months)  +
Site
McGuire +
Start date
06:59:00, 13 January 2010  +
State
North Carolina +
TS
TS-3.0.3 +
Title
Technical Specification Required Shutdown Due to Control Room Chillers Out of Service  +
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.
http://www.nrc.gov/reading-rm/doc-collections/event-status/event/2010/20100114en.html#en45627  +
Unit
1  +  and 2  +
 
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