ML111360413

NRC Meeting Slides - Calvert Cliffs Nuclear Power Plant - 2011 Annual Assessment

ML111360413
Person / Time
Site:	Calvert Cliffs
Issue date:	05/12/2011
From:	Dentel G T Reactor Projects Branch 1
To:
Dentel, G RGN-I/DRP/BR1/610-337-5233
Shared Package
ML110610670	List: IR 05000317/2010001 ML111360413 ML111460530
References
Download: ML111360413 (18)

Text

Calvert Cliffs Nuclear Power Plant Assessment MeetingCalvert Cliffs Nuclear Power PlantSafety Performance in 2010&U.S. Nuclear Plant Safety in light of Japan Events2010 Reactor Oversight ProcessNuclear Regulatory Commission Region I1 AgendaIntroductionDiscussion of Calvert Cliffs safety performanceDiscussion of U.S. nuclear plant safety in light of nuclear plant events in JapanClosing remarksNRC to address public questions2 James Clifford DeputyDirector, Division of Reactor Projects (DRP)Glenn Denel DRP Branch Chief Silas Kennedy Senior Resident InspectorBill Cook Senior Reactor AnalystKarl FarrarMeeting Facilitator Diane ScrenciNRC Public Affairs3 Constellation Energy operated Calvert Cliffs safely and in a manner thatpreserved the public health and safety and protected the environment.Unit 1 was in the Licensee Response column of the Action MatrixUnit 2 was in the Regulatory Response column of the Action MatrixBaseline inspections as well as a Supplemental Inspection are planned for 2011NRC Assessment Summary4 NRC Action MatrixIncreasing safety significanceIncreasingNRC inspection effortsIncreasing NRC/Licensee management involvementIncreasing regulatory actionsLicensee ResponseRegulatory ResponseDegraded CornerstoneMultiple Repetitive Degraded CornerstoneUnacceptable PerformanceAll Inputs are Green; Cornerstone Objectives Fully Met1 or 2 White Inputs; Cornerstone Objectives Fully Met2 White or 1 Yellow Input; Cornerstone Objectives Met w/ Moderate Degradation in Safety PerformanceMultiple Yellow Inputs or 1 Red Input; Cornerstone Objectives Met w/ Significant Degradation in Safety Performance Overall Unacceptable Performance; Plants not permitted to Operate w/in this Column; Unacceptable Margin to Safety 6800 hours0.0787 days <br />1.889 hours <br />0.0112 weeks <br />0.00259 months <br /> of inspection and related activities2 resident inspectors on site residents perform inspections daily and can respond to plant events at any time15 regional inspections2 team inspectionsInspection Activities in 20106 All Green Performance Indicators13 Green inspection findings1 White inspection finding January 1 through December 31, 2010Performance Indicator and Inspection Results7 Calvert Cliffs was operated safelyUnit 1 Licensee Response column / Unit 2 Regulatory Response column of the Action MatrixBaseline inspections as well as a supplemental inspection for 20112010 Calvert Cliffs Nuclear Power Plant Assessment Summary8 Calvert Cliffs Nuclear Power PlantAssessment MeetingU.S. Nuclear Plant Safety in Light of Japan Events9 U.S. Nuclear Plants Remain SafeNRC requires plants to be designed to withstand external eventsNRC requires a defense-in-depth approach to safetyNRC performs independent safety inspectionsNRC assesses new safety information and requires improvements10 Designed forSite Specific Natural EventsEarthquakesTsunamisHurricanesFloodsTornadoes11 The NRC Requires Defense-In-DepthRedundant and diverse safety systemsMultiple physical barriers to contain radioactive materialTesting and inspection of systems important to safetyEmergency planning12 NRC Independent Safety InspectionsReactor Oversight ProgramNRC inspectors have unfettered access to all plant activities related to nuclear safety and securityAt least two full-time NRC resident inspectors at each nuclear plant NRC specialists conduct additional inspections at each nuclear plant13 NRC Requires Safety ImprovementsNRC assesses new safety information, develops lessons learned, and requires safety enhancements:14NRC operating experience programRulemaking (Station Blackout)Post TMI ActionsPost 9/11 OrdersGeneric Safety Issues NRC Response to Events in Japan NRC conducting a methodical and systematic review15Near-term actions (<90 days)conducting additional inspectionsidentifying near-term operational issuesLonger-term actions 16James Clifford, Deputy Director Division of Reactor ProjectsUSNRC, 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 interested17 Questions18