ML111650038

Seabrook Aam Slides, June 8, 2011

ML111650038
Person / Time
Site:	Seabrook
Issue date:	06/08/2011
From:	Burritt A L Reactor Projects Branch 3
To:
burritt al
References
Download: ML111650038 (19)

Text

Seabrook Station Assessment MeetingSeabrook StationSafety Performance in 2010

&&U.S. Nuclear Plant Safety in light of Japan Events2010 Reactor Oversight ProcessNuclear Regulatory Commission -Region I 1

NRC Representatives*James Clifford-Deputy Dir ector, Division of Reactor Projects*Arthur Burritt -Branch Chief *William Raymond -Senior Resident Inspector

• Jonathan Johnson -Resident Inspector 2

Agenda*Introduction*Discussion of safety performance at Seabrook*Discussion of U.S. nuclear plant safety in light of Japan events*NRC to address public questions

• Closing remarks 3

• NextEra operated Seabrook safely and in a manner thatpreserved the public health and safety and protected the environment.

NRC Assessment Summary Seabrook*Licensee Response column of the Action Matrix*Baseline inspections planned for 2011 4

• 6753hours of inspection and related activities

• 2 resident inspectors on site -residents perform inspections daily and can respond to plant events atanytime Inspection Activities 2010 Seabrook at any time*3 major team inspections

• CDBI*Emergency Planning

• PI&R 5

• AllGreenPerformanceJanuary 1 through December 31, 2010Performance Indicator and Inspection Results Seabrook All Green Performance Indicators

• 3 Green inspection finding 6

NRC Action Matrix Licensee ResponseRegulatory Response Degraded CornerstoneMultiple Repetitive Degraded CornerstoneUnacceptable PerformanceAll Inputs are Green; Cornerstone Objectives FullyMet1 or 2 White Inputs; Cornerstone Objectives FullyMet2 White or 1 Yellow Input; Cornerstone Objectives Met w/

ModerateMultiple Yellow Inputs or 1 Red Input; Cornerstone Objectives Met w/

SignificantOverall Unacceptable Performance; Plants not permitted to Operatew/inthis

• Increasing safety significance

• IncreasingNRC inspection efforts

• Increasing NRC/Licensee management involvement

• Increasing regulatory actions Fully Met Fully Met Moderate Degradation in Safety Performance Significant Degradation in Safety Performance Operate w/in this Column; Unacceptable Margin to Safety

• Seabrook was operated safely

• Licensee Response column of the Action Matrix

• Baselineinspectionsplannedfor2011 2010 Seabrook Assessment Summary Baseline inspections planned for 2011 8 Seabrook Assessment MeetingU.S. Nuclear Plant Safety in Light of Japan Events 9

U.S. Nuclear Plants Remain Safe*NRC requires plants to be designed to withstand external events

• NRCrequiresadefense

-in-depthapproachto NRC requires a defense indepth approach to safety*NRC performs independent safety inspections

• NRC assesses new safety information and requires improvements 10 Designed forSite Specific Natural Events*Earthquakes*Tsunamis*Hurricanes

• Floods

• Tornadoes 11 The NRC Requires Defense-In-Depth*Redundant and diverse safety systems*Multiplephysicalbarriersto

• Multiple physical barriers to contain radioactive material*Testing and inspection of systems important to safety*Emergency planning 12 NRC Independent Safety InspectionsReactor Oversight Program

• NRC inspectors have unfettered access to all plant activities related to nuclear safety and security

• At least two full-time NRC resident inspectors at each nuclear plant

• NRC specialists conduct additional inspections at each nuclear plant 13 NRC Requires Safety ImprovementsNRC assesses new safety information, develops lessons learned, and requires safety enhancements:

• NRC operating experience program 14*Rulemaking (Station Blackout)

• Post TMI Actions

• Post 9/11 Orders

• Generic Safety Issues NRC Response to Events in Japan *NRC conducting a methodical and systematic review*Near-term actions (<90 days)conductingadditional 15-conducting additional inspections-identifying near term operational issues*Longer-term actions Director's Comments Jim Clifford 16 Deputy Director Division of Reactor Projects Region I Meeting Ground Rules1.Please be respectful to the speaker -only one speaker at a time2.See NRC staff if you have procedural questions/concerns or still want to sign up.3.NRC staff members will be available after the meeting to talk to those interested 17 Questions 18 Contacting the NRC*Report a safety concern

• 1-800-695-7403

• allegation@nrc.gov

• General questions

• www.nrc.gov

• Region I Public Affairs

• Diane Screnci, 610-332-5330 or diane.screnci@nrc.gov

• Neil Sheehan, 610-332-5331 or neil.sheehan@nrc.gov 19