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ENS 49061
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Category
ENS Notification  and Power Reactor
Agency
Massachusetts Emergency Management Agency +
CFR
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident +, 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded +, 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material +  and 10 CFR 50.72#b3vC +
Current power
2  +
Current reactor mode
Startup +
Description
At 0455 hours on Thursday, May 23, 2013, w … At 0455 hours on Thursday, May 23, 2013, with Pilgrim Station in the Startup/Hot Standby Mode and reactor coolant pressure approximately 550 psig, primary containment was declared inoperable due to a leak on the High Pressure Coolant Injection system (HPCI) turbine exhaust line while performing the HPCI system flow rate test. Power ascension was suspended pending investigation and repair. Repair plans to restore system integrity are in progress.</br>The plant is in a safe condition and plant personnel are investigating the cause. The Resident Inspector has been informed of this notification. This notification is being made in accordance with 10 CFR 50.72(b)(3)(v)(C) and (D). The licensee will notify the Massachusetts Emergency Management Agency (MEMA).</br>The licensee has entered Technical Specification 3.7.A.2 to be in cold shutdown within 24 hours..2 to be in cold shutdown within 24 hours.  +
Discovered date
08:55:00, 23 May 2013  +
Emergency class
Non Emergency +
Entered date
12:42:00, 23 May 2013  +
Event date
08:55:00, 23 May 2013  +
Event description
At 0455 hours on Thursday, May 23, 2013, w … At 0455 hours on Thursday, May 23, 2013, with Pilgrim Station in the Startup/Hot Standby Mode and reactor coolant pressure approximately 550 psig, primary containment was declared inoperable due to a leak on the High Pressure Coolant Injection system (HPCI) turbine exhaust line while performing the HPCI system flow rate test. Power ascension was suspended pending investigation and repair. Repair plans to restore system integrity are in progress.</br>The plant is in a safe condition and plant personnel are investigating the cause. The Resident Inspector has been informed of this notification. This notification is being made in accordance with 10 CFR 50.72(b)(3)(v)(C) and (D). The licensee will notify the Massachusetts Emergency Management Agency (MEMA).</br>The licensee has entered Technical Specification 3.7.A.2 to be in cold shutdown within 24 hours..2 to be in cold shutdown within 24 hours.  +
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>.
ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +, ENS 49061 +  and ENS 49061 +
Hours
0.00527 d (0.126 hours, 7.523148e-4 weeks, 1.731275e-4 months)  +  and 2.777778e-4 d (0.00667 hours, 3.968254e-5 weeks, 9.132e-6 months)  +
Initial power
2  +
Initial reactor mode
Startup +
Last update date
00:00:00, 23 May 2013  +
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>.
22:22:23, 24 September 2017  +
NRC officer
Dong Park +
Notification date
12:42:00, 23 May 2013  +
Originated by
David Noyes +
Reactor critical
true  +
Reactor scram
false  +
Reactor type
GE-3 +
Region
NRC Region 1 +
Reporting criterion
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident +, 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded +  and 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material +
Reporting time
0.158 d (3.78 hours, 0.0225 weeks, 0.00518 months)  +
Site
Pilgrim +
Start date
08:55:00, 23 May 2013  +
State
Massachusetts +
System
High Pressure Coolant Injection +  and Primary containment +
TS
TS-3.7.A +
Title
Primary Containment Declared Inoperable During Hpci Testing  +
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/2013/20130524en.html#en49061  +
Unit
1  +
 
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