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 Issue dateTitleTopic
RS-11-044, 2011 Report on Status of Decommissioning Funding for Reactors31 March 20112011 Report on Status of Decommissioning Funding for Reactors
RA-11-016, Response to Request for Additional Information Regarding Exelon Cyber Security Plan; Braidwood, Byron, Clinton, Dresden, LaSalle, Limerick, Oyster Creek, Peach Bottom, Quad Cities and Three Mile Island31 March 2011Response to Request for Additional Information Regarding Exelon Cyber Security Plan; Braidwood, Byron, Clinton, Dresden, LaSalle, Limerick, Oyster Creek, Peach Bottom, Quad Cities and Three Mile IslandCyber Security
RS-11-051, Additional Information Regarding Inservice Inspection Relief Request I3R-19: Alternative Requirements for the Repair of Reactor Vessel Head Penetrations31 March 2011Additional Information Regarding Inservice Inspection Relief Request I3R-19: Alternative Requirements for the Repair of Reactor Vessel Head PenetrationsWeld Overlay
Nondestructive Examination
Liquid penetrant
TAC:ME365231 March 2011
ML11089A07629 March 2011Ltr 032911 Byron EP Exercise Intent to Play DRS
ML11084051229 March 2011Verbal Authorization of Relief Request I3R-9 - Alternative Requirements for Repair of Reactor Vessel Head Penetrations 64. and 76
TAC:ME587725 March 2011
RS-11-048, Additional Information Related to Byron Station Unit 1, Inservice Inspection Relief Request I3R-19: Alternative Requirements for the Repair of Reactor Vessel Head Penetrations25 March 2011Additional Information Related to Byron Station Unit 1, Inservice Inspection Relief Request I3R-19: Alternative Requirements for the Repair of Reactor Vessel Head PenetrationsWeld Overlay
Nondestructive Examination
Liquid penetrant
ML11084067125 March 2011Request for Additional Information Relief Request I3R-19
TAC:ME606124 March 2011
RS-11-045, Inservice Inspection Relief Request I3R-19: Alternative Requirements for the Repair of Reactor Vessel Head Penetrations24 March 2011Inservice Inspection Relief Request I3R-19: Alternative Requirements for the Repair of Reactor Vessel Head PenetrationsWeld Overlay
Nondestructive Examination
Liquid penetrant
ML11132A12917 March 2011Transmittal of Ihpb Safety Evaluation, Byron, Units 1 and 2, Braidwood, Units 1 and 2, License Amendment Request Regarding Low Temperature Overpressure Protection and Loss of Decay Heat RemovalStroke time
RS-11-035, Additional Information Supporting Request for License Amendment Regarding Ultimate Heat Sink16 March 2011Additional Information Supporting Request for License Amendment Regarding Ultimate Heat SinkSafe Shutdown
Ultimate heat sink
Anticipated operational occurrence
RS-11-030, ECCS Evaluation Model Error - 10 CFR 50.46 Reports15 March 2011ECCS Evaluation Model Error - 10 CFR 50.46 Reports
ML11074076715 March 2011Withdrawal of Licensee Event Report 455-2010-002-00, Essential Service Water System Inoperable Due to Inadequate Seismic Restraint from Original Construction Error.Unanalyzed Condition
Safe Shutdown Earthquake
Past operability
ML11074044315 March 2011Notice of Category 1 Public Meeting with Exelon Generation Company, LLC to Discuss 2010 End-of-Cycle Performance Assessment for Byron Station, Units 1 and 2
ML11074025515 March 2011Letter to Licensee Regarding Public Meeting to Discuss 2010 End-of-Cycle Performance Assessment
RS-11-019, Units 1 & 2 - License Amendment Request to Revise Technical Specifications 3.3.1, Reactor Trip System Instrumentation, & TS 3.3.2, Engineered Safety Feature Actuation System Instrumentation, to Reflect Installation of Bypass.14 March 2011Units 1 & 2 - License Amendment Request to Revise Technical Specifications 3.3.1, Reactor Trip System Instrumentation, & TS 3.3.2, Engineered Safety Feature Actuation System Instrumentation, to Reflect Installation of Bypass.
TAC:ME583614 March 2011
IR 05000454/201101214 March 2011Significance Determination Process
Preliminary White Finding
IR 05000455/201101214 March 2011EA-11-014, Byron Station, Unit 2; Final Significance Determination of White Finding with Assessment Followup and Notice of Violation; NRC Inspection Report No. 05000455/2011012Significance Determination Process
Preliminary White Finding
ML11062014810 March 2011Summary of Meeting with Exelon Generation Company, LLC to Discuss the Request for Additional Information Related to License Amendment Regarding the Ultimate Heat SinkUltimate heat sink
ML1106802819 March 2011EN-11-007, Issuance of Final Significance Determination and Notice of Violation (Exelon Generation Company, LLC)Significance Determination Process
ML1106605607 March 2011Ltr. 03/07/11 Byron MOD 50.59 Notification of Inspection and Request for InformationCommercial Grade Dedication
ML1105508754 March 2011Fleet - Request for Additional Information Regarding Approval of Cyber Security PlanCyber Security
ML1106200974 March 2011Nuclear Power Station EOC Annual Assessment Letter and Inspection/Activity Plan
BYRON 2011-0037, Change to Operator Licensing Examination 2012 Dates4 March 2011Change to Operator Licensing Examination 2012 Dates
ML1106909033 March 2011Single Positive Test Form, for Pre-Access, Collected on 04/13/2010
ML1106909023 March 2011Single Positive Test Form, for Pre-Access, Collected on 03/25/2010
ML1105909213 March 2011Relief Request from ASME Code Case N-729-1 Requirements for Examination of Reactor Vessel Head Penetration WeldsHigh Radiation Area
Incorporated by reference
TAC:ME65872 March 2011
ML1106107952 March 2011E-mail Byron Station Unit 1 Supplemental Information Request to Support Baseline ISI Inspection ProcedureNondestructive Examination
Scaffolding
ML1106909001 March 2011Single Positive Test Form, for Pre-Access, Collected on 03/30/2010
ML11076008928 February 2011WCAP-17349-NP, Revision 1, Bypass Test Instrumentation for Byron and Braidwood, Units 1 and 2, Attachment 8 to RS-11-019Safe Shutdown Earthquake
Operating Basis Earthquake
Earthquake
ML11053007828 February 2011G20110002/EDATS: OEDO-2011-0002 - Rejection Letter for 2.206 Petition - Exelon Nuclear: Byron Unit 2
RS-11-024, Submittal of Fitness for Duty Performance Data Reports - Annual 201025 February 2011Submittal of Fitness for Duty Performance Data Reports - Annual 2010Fitness for Duty
ML11069089925 February 2011Single Positive Test Form, for Pre-Access, Collected on 04/13/2010
ML11006081124 February 2011Issuance of Amendments Technical Specification Change for the Relocation of Specific Surveillance Frequency Requirements Based on TSTF-425Safe Shutdown
Shutdown Margin
High Radiation Area
Offsite Dose Calculation Manual
Hydrostatic
Probabilistic Risk Assessment
Surveillance Frequency Control Program
Large early release frequency
Recently irradiated fuel
Fire Protection Program
Power change
ML11285A07224 February 2011Annual Reporting Form for Drug and Alcohol Tests for Period Ending 2010
BYRON 2011-0038, Letter Documenting Intent Not to Appeal the Proposed Self-Revealing White Finding23 February 2011Letter Documenting Intent Not to Appeal the Proposed Self-Revealing White FindingSignificance Determination Process
Preliminary White Finding
ML11053013818 February 2011Response to NRC Follow Up Inspection Report, 05000545-11-010, 05000455-11-10
ML11069089817 February 2011Single Positive Test Form, for Pre-Access, Collected on 04/13/2010
ML11069089617 February 2011Single Positive Test Form, for Pre-Access, Collected on 12/06/2010
ML11069089417 February 2011Single Positive Test Form, for Random, Collected on 02/15/2010
ML11045056615 February 20113/01/2011 Notice of Forthcoming Meeting with Exelon to Discuss Nrc'S Staff'S Review of the Ultimate Head Sink License Amendment Request for the Byron Station, Units 1 and 2Ultimate heat sink
ML11034135214 February 2011Request for Additional Information Related to License Amendment Regarding Ultimate Heat SinkSafe Shutdown
Ultimate heat sink
RS-11-018, Units 1 & 2 - Change of Schedule and Notice of Intent to Pursue License Renewal11 February 2011Units 1 & 2 - Change of Schedule and Notice of Intent to Pursue License Renewal
IR 05000454/201101111 February 2011Mission time
Significance Determination Process
Preliminary White Finding
IR 05000455/201101111 February 2011IR 05000455-11-011, 01/1/2011 - 02/07/2011, Byron Station, Unit 2, Follow-up Inspection of Self-Revealing Failure of Train a Diesel Generator; Maintenance EffectivenessMission time
Significance Determination Process
Preliminary White Finding
IR 05000454/20100059 February 2011Errata - IR 05000454-10-005 and 05000455-10-005; Exelon Generation Company, LLC; 10/01/2010 - 12/31/2010; Byron Station, Units 1 and 2, Integrated Inspection Report
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