ENS 50654
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ENS Event | |
---|---|
16:50 Dec 4, 2014 | |
Title | Offsite Notification Due To Emergency Siren Inadvertently Sounding |
Event Description | At 1150 [EST], the Shift Manager was notified that TMI [Three Mile Island] emergency plan siren 128 was inadvertently sounding. This siren is no longer alarming. Repairs to the siren have been completed.
This notification is being made under 10 CFR 50.72(b)(2)(xi), 'News release or notification of other government agency'. The licensee has notified the NRC Resident Inspector. The licensee notified applicable state and local authorities. |
Where | |
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Three Mile Island ![]() Pennsylvania (NRC Region 1) | |
Reporting | |
10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release | |
Time - Person (Reporting Time:+-2.13 h-0.0888 days <br />-0.0127 weeks <br />-0.00292 months <br />) | |
Opened: | Dave Lewis 14:42 Dec 4, 2014 |
NRC Officer: | John Shoemaker |
Last Updated: | Dec 4, 2014 |
50654 - NRC Website
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Unit 1 | |
---|---|
Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 565602023-06-06T13:37:0006 June 2023 13:37:00
[Table view]10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to ON-SITE Fatality ENS 554552021-09-10T14:55:00010 September 2021 14:55:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 72.75(b)(2), Offsite Notification Offsite Notification Due to Contractor Fatality ENS 542832019-09-17T14:28:00017 September 2019 14:28:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release On-Site Non-Work Related Fatality ENS 533232018-04-11T09:42:00011 April 2018 09:42:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Hydrazine Spill ENS 529272017-08-25T15:15:00025 August 2017 15:15:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Exceeding Chlorine Effluent Limit ENS 506542014-12-04T16:50:0004 December 2014 16:50:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Emergency Siren Inadvertently Sounding ENS 483252012-09-20T18:16:00020 September 2012 18:16:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation Automatic Reactor Trip Due to Reactor Protection System Actuation ENS 482212012-08-22T12:01:00022 August 2012 12:01:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation, 10 CFR 50.72(b)(3)(iv)(A), System Actuation Automatic Reactor Trip Due to High Reactor Coolant System Pressure ENS 481322012-07-25T18:30:00025 July 2012 18:30:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Press Release Due to an Elevated Level of Tritium Detected on Site ENS 470482011-07-14T17:19:00014 July 2011 17:19:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Inadvertant Siren Actuation ENS 455142009-11-22T03:45:00022 November 2009 03:45:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Radiation Release in Containment Associated with Steam Generator Removal ENS 429572006-11-02T18:34:0002 November 2006 18:34:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation Automatic Turbine Trip/ Reactor Trip Due to Invalid Low Condenser Vacuum Signal ENS 402442003-10-13T15:20:00013 October 2003 15:20:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification to Osha at Three Mile Island Regarding a Fatality ENS 401782003-09-19T06:24:00019 September 2003 06:24:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Emergency Siren Capability Due to Adverse Weather Conditions 2023-06-06T13:37:00 | |
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