ENS Event | |
|---|---|
20:15 Dec 21, 2011 | |
| Title | Offsite Notification Due to Water Sample Testing Positive for Low Level of Tritium |
| Event Description | On December 20, 2011, Vermont Yankee (VY) was notified by its vendor laboratory that a water sample, taken from the Connecticut River on November 3, 2011, tested positive for a low level of tritium [1120 pCi/L]. This report is being made in accordance with 10 CFR50.72(b)(2)(xi) since VY is notifying government agencies and issuing a press release. The VY Off-Site Dose Calculation Manual contains effluent dose calculations that account for groundwater releases of this type. There is no impact on public health and safety as a result of this event.
The licensee has notified the NRC Resident Inspector and the state of Vermont. |
| Where | |
|---|---|
| Vermont Yankee File:NorthStar Vermont Yankee icon.png Vermont (NRC Region 1) | |
| Reporting | |
| 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release | |
| Time - Person (Reporting Time:+-4.62 h-0.193 days <br />-0.0275 weeks <br />-0.00633 months <br />) | |
| Opened: | Andrew Wisniewski 15:38 Dec 21, 2011 |
| NRC Officer: | John Knoke |
| Last Updated: | Dec 21, 2011 |
| 47542 - NRC Website
Loading map... | |
Unit 1 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
Vermont YankeeFile:NorthStar Vermont Yankee icon.png with 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release | |
WEEKMONTHYEARENS 527872017-06-03T10:15:0003 June 2017 10:15:00
[Table view]10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification of a Fatality ENS 475422011-12-21T20:15:00021 December 2011 20:15:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Water Sample Testing Positive for Low Level of Tritium ENS 473792011-10-26T15:25:00026 October 2011 15:25:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification to State and Local Officials Due to Inadvertent Siren Activation ENS 472002011-08-26T17:45:00026 August 2011 17:45:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Press Release Regarding Licensee Hurricane Preparation Activities ENS 456132010-01-07T20:30:0007 January 2010 20:30:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification to State and Local Agencies Concerning Results of Quarterly Ground Water Analysis ENS 418682005-07-25T04:00:00025 July 2005 04:00:00 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, 10 CFR 50.72(b)(2)(iv)(A), System Actuation - ECCS Discharge Automatic Reactor Trip Caused by Failure in Switchyard ENS 417002005-05-15T05:18:00015 May 2005 05:18:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification of Onsite Fatality ENS 408672004-07-13T22:00:00013 July 2004 22:00:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Entergy Locates Spent Fuel Segments at Vermont Yankee ENS 406942004-04-21T21:50:00021 April 2004 21:50:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Licensee Plans to Issue News Release Regarding an Accountability Discrepancy of Snm 2017-06-03T10:15:00 | |
