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| Issue date | Title | Topic | |
|---|---|---|---|
| IR 05000454/2019411 | 28 June 2019 | NRC Security Baseline Inspection Report 05000454/2019411; 05000455/2019411 (DRS-A.Anderson) | Affidavit |
| JAFP-19-0067, Application to Adopt TSTF-427, Revision 2, Allowance for Non Technical Specification Barrier Degradation on Supported System Operability | 27 June 2019 | Application to Adopt TSTF-427, Revision 2, Allowance for Non Technical Specification Barrier Degradation on Supported System Operability | Fire Barrier Tornado Missile Internal Flooding Incorporated by reference Turbine Missile |
| RS-19-039, Fleet License Amendment Request - Common Language for Technical Specification High Radiation Area Administrative Controls | 26 June 2019 | Fleet License Amendment Request - Common Language for Technical Specification High Radiation Area Administrative Controls | High Radiation Area Locked High Radiation Area Process Control Program Deep Dose Equivalent |
| JAFP-19-0064, Relief Request Associated with the Use of Encoded Phased Array Ultrasonic Examination Techniques in Lieu of Radiography for Ferritic and Austenitic Piping Welds | 25 June 2019 | Relief Request Associated with the Use of Encoded Phased Array Ultrasonic Examination Techniques in Lieu of Radiography for Ferritic and Austenitic Piping Welds | Dissimilar Metal Weld |
| RS-19-040, Application to Adopt TSTF-563, Revise Instrument Testing Definitions to Incorporate the Surveillance Frequency Control Program | 25 June 2019 | Application to Adopt TSTF-563, Revise Instrument Testing Definitions to Incorporate the Surveillance Frequency Control Program | Shutdown Margin Surveillance Frequency Control Program Pressure Boundary Leakage |
| ML19162A027 | 21 June 2019 | Summary of June 4, 2019, Meeting with Exelon Generation Company, LLC Regarding a Planned Request to Extend the Test Interval for Safety Relief Valves | Incorporated by reference |
| ML19172A277 | 21 June 2019 | Information Request to Support Upcoming Problem Identification and Resolution Inspection at Byron Station, Units 1 and 2 | Temporary Modification |
| ML19170A347 | 20 June 2019 | Redacted Braidwood Station, Units 1 & 2 and Byron Station, Units 1 & 2, Revision 17 to Updated Final Safety Analysis Report, Chapter 15, Accident Analysis | Boric Acid Shutdown Margin Loop seal Anticipated operational occurrence Post Accident Monitoring Hydrostatic Nondestructive Examination Emergency Lighting Earthquake Fuel cladding Recently irradiated fuel Coast down Power Uprate Measurement Uncertainty Recapture |
| ML19170A384 | 19 June 2019 | Revision 17 to Updated Final Safety Analysis Report, Chapter 9, Auxiliary Systems | Safe Shutdown Boric Acid Shutdown Margin Loop seal High Radiation Area Ultimate heat sink Grab sample Fire Barrier Tornado Missile Safe Shutdown Earthquake Hydrostatic Operating Basis Earthquake Zebra Mussel Emergency Lighting Incorporated by reference Tornado-Generated Missile Tornado Generated Missile Tornado Missile Protection Overtravel Earthquake Control of Heavy Loads Fuel cladding Flow Induced Vibration Power Uprate |
| ML19170A012 | 19 June 2019 | Redacted Braidwood Station, Units 1 and 2 and Byron Station, Units 1 and 2 - Revision 17 to Updated Final Safety Analysis Report, Chapter 6, Engineered Safety Features | Safe Shutdown Boric Acid Shutdown Margin Packing leak Ultimate heat sink Stroke time Safe Shutdown Earthquake Weld Overlay Hydrostatic Coatings Nondestructive Examination VT-2 Surveillance Frequency Control Program Local Leak Rate Testing Stress corrosion cracking Integrated leak rate test Earthquake Commercial Grade Fuel cladding Liquid penetrant Pressure boundary leak Recently irradiated fuel Power Uprate Stretch Power Uprate Manual Operator Action Water hammer |
| ML19170A311 | 19 June 2019 | Redacted Braidwood Station, Units 1 & 2, and Byron Station, Units 1 & 2, Amendment 28 to Fire Protection Report, Appendix 5.1 (Public Version Pages 1-76 and 129-287) | Safe Shutdown Fire Barrier Safe Shutdown Earthquake Hydrostatic Operating Basis Earthquake Emergency Lighting Earthquake Fire Protection Program Fire Watch Scaffolding |
| ML19170A336 | 19 June 2019 | Redacted Braidwood Station, Units 1 & 2 and Byron Station, Units 1 & 2, Revision 17 to Updated Final Safety Analysis Report, Chapter 8, Electric Power | Safe Shutdown Ultimate heat sink Tornado Missile Safe Shutdown Earthquake Emergency Lighting |
| ML19170A387 | 19 June 2019 | Redacted Braidwood Station, Units 1 & 2 and Byron Station, Unit 1 & 2, Revision 17 to Updated Final Safety Analysis Report, Chapter 12, Radiation Protection | Boric Acid Loop seal High Radiation Area Grab sample Offsite Dose Calculation Manual Anticipated operational occurrence Coatings Locked High Radiation Area |
| ML19170A007 | 19 June 2019 | Redacted Revision 17 to Updated Final Safety Analysis Report, Chapter 4, Reactor | Safe Shutdown Boric Acid Shutdown Margin Safe Shutdown Earthquake Post Accident Monitoring Nondestructive Examination Earthquake Fuel cladding Power change Flow Induced Vibration |
| ML19169A023 | 18 June 2019 | Amendment to Fire Protection Report, Chapter 2.0 - 2.3, Area (Public Version Pages 1-26, 43-103, and 134) | Safe Shutdown Boric Acid Fire Barrier Emergency Lighting Earthquake Fire Protection Program |
| ML19168A216 | 17 June 2019 | Redacted Byron Station, Units 1&2, Amendment 28 to Fire Protection Report, Chapter 2.4, Safe Shutdown Analysis (Public Version Pages 1-20 and 1626-1643) | Hot Short Safe Shutdown Boric Acid Shutdown Margin Fire Barrier |
| RS-19-017, Application to Remove the Table of Contents from Technical Specifications and Place It Under Licensee Control | 14 June 2019 | Application to Remove the Table of Contents from Technical Specifications and Place It Under Licensee Control | Shutdown Margin High Radiation Area Ultimate heat sink Offsite Dose Calculation Manual Post Accident Monitoring Hydrostatic Scram Discharge Volume Process Control Program |
| ML19162A175 | 6 June 2019 | 10 CFR 50.54(q)(5) Procedure Change Summary Analysis | Safe Shutdown Fitness for Duty Health Physics Network High Radiation Area Grab sample Offsite Dose Calculation Manual Met Tower Nuclear Accident Reporting System Emergency Lighting B.5.b Severe Accident Management Guideline Earthquake Deep Dose Equivalent Hardened vent Fuel cladding Minimum staff Fire Protection Program Scaffolding Grace period Power change Siren Overexposure Affidavit |
| JAFP-19-0054, Transmittal of Radiological Emergency Plan Revisions | 6 June 2019 | Transmittal of Radiological Emergency Plan Revisions | |
| JAFP-19-0057, Response to Request for Additional Information - Proposed Alternative to Utilize Code Cases N-878 and N-880 | 4 June 2019 | Response to Request for Additional Information - Proposed Alternative to Utilize Code Cases N-878 and N-880 | |
| ML19161A257 | 4 June 2019 | BWR Fleet Msv/Srv - Testing Frequency Relief Request NRC Pre-Application Meeting June 4, 2019 | Incorporated by reference |
| ML19151A660 | 31 May 2019 | BWR Fleet Mssv/Srv Testing Frequency Relief Request NRC Pre-Application Meeting June 4, 2019 | Incorporated by reference |
| ML19151A832 | 31 May 2019 | NRR E-mail Capture - Exelon Generation Company, LLC - Acceptance of Fleet Request for Alternative to Use ASME Code Case N-879 | |
| ML19143A273 | 29 May 2019 | Fleet - Braidwood 1 and 2, Byron 1 and 2, Clinton 1, Dresden 2 and 3, LaSalle 1 and 2, Quad Cities 1 and 2; and Exelon Fleet - Assignment of Lisa M. Regner as Acting Branch Chief Effective May 26, 2019 | |
| Press Release-III-19-011, NRC to Hold Open House to Discuss 2018 Performance of Byron Nuclear Power Station | 21 May 2019 | Press Release-III-19-011: NRC to Hold Open House to Discuss 2018 Performance of Byron Nuclear Power Station | Open House |
| ML19133A086 | 20 May 2019 | Regulatory Audit in Support of License Amendment Requests to Adopt TSTF-505, Revision 2 | |
| RS-19-053, Response to NRC Regulatory Issue Summary 2019-02, Preparation and Scheduling of Operator Licensing Examinations | 16 May 2019 | Response to NRC Regulatory Issue Summary 2019-02, Preparation and Scheduling of Operator Licensing Examinations | |
| ML19136A185 | 15 May 2019 | Byron Station, Clinton Power Station, Dresden Nuclear Power Station, LaSalle County Station, and Quad Cities Nuclear Power Station-Information Request to Support the NRC Annual Baseline Emergency Action Level and Emergency | |
| ML19133A158 | 13 May 2019 | 5/28/2019 Notice of Significant Public Meeting to Discuss Nrc'S End-of-Cycle Assessment of the Byron Station Performance for the 2018 Calendar Year | Open House |
| ML19133A176 | 13 May 2019 | Public Open House to Discuss the 2018 End-of-Cycle Performance Assessment for Byron Station, Units 1 and 2 | Open House |
| ML19123A036 | 3 May 2019 | Ltr. 05/03/19 Byron Station, Units 1 and 2 - Request for Information for an NRC Design Bases Assurance Inspection (Program): Implementation of the Environmental Qualification Program Inspection Report 05000454/2019012; 05000455/2019012 (DRS | High Radiation Area Commercial Grade Dedication Aging Management |
| ML14224A356 | 3 May 2019 | Letter to All Holders of Licenses for Operating Power Reactors - Rescission of Certain Power Reactor Security Orders Applicable to Nuclear Power Plants | |
| IR 05000454/2019001 | 1 May 2019 | NRC Integrated Inspection Report 05000454/2019001 and 05000455/2019001 | Stroke time Temporary Modification Functionality Assessment Open Phase Condition Operability Determination Through Wall Leak Fire Protection Program Power change Coast down Unidentified leakage |
| NMP1L3279, Response to Request for Additional Information - Proposed Alternatives to Utilize Code Cases N-878 and N-880 for Plants | 1 May 2019 | Response to Request for Additional Information - Proposed Alternatives to Utilize Code Cases N-878 and N-880 for Plants | |
| NMP2L2700, Co. - Submittal of Proposed Alternative to Utilize Code Case N-879 for Plants | 30 April 2019 | Co. - Submittal of Proposed Alternative to Utilize Code Case N-879 for Plants | Boric Acid Loop seal Nondestructive Examination |
| BYRON 2019-0041, Revision to Site Security Plan, Safeguards Contingency Plan, Training and Qualification Plan, and Independent Spent Fuel Storage Installation Plan, Revision 16 | 25 April 2019 | Revision to Site Security Plan, Safeguards Contingency Plan, Training and Qualification Plan, and Independent Spent Fuel Storage Installation Plan, Revision 16 | |
| ML19116A008 | 24 April 2019 | NRR E-mail Capture - Exelon Generation Company, LLC - Fleet Request to Use ASME Code Cases N-878 and N-880 | |
| ML20108F090 | 20 April 2019 | April 15, 2020, Meeting Summary with Exelon Generation Company, LLC Regarding Planned Request to Defer Submittal of Owner'S Activity Report (Braidwood 2,Byron 2,Calvert Cliffs 1, LaSalle 1, Limerick 1, Nine Mile Point 2, Quad 2, R. E. Ginna | Coronavirus |
| BYRON 2019-0035, Submittal of 2018 Annual Radioactive Effluent Release Report | 18 April 2019 | Submittal of 2018 Annual Radioactive Effluent Release Report | Grab sample Offsite Dose Calculation Manual Annual Radioactive Effluent Release Report Annual Radiological Environmental Operating Report Process Control Program Annual Radiological Effluent Release Report Deep Dose Equivalent |
| IR 05000454/2019011 | 18 April 2019 | Fire Protection Inspection; Inspection Report 05000454/2019011 and 05000455/2019011 (DRS-A.Shaikh) | Safe Shutdown Emergency Lighting B.5.b Mitigating Strategies Fire Protection Program |
| BYRON 2019-0040, Cycle 22 Core Operating Limits Report | 15 April 2019 | Cycle 22 Core Operating Limits Report | Shutdown Margin |
| BYRON 2019-0039, Annual Dose Report for 2018 | 11 April 2019 | Annual Dose Report for 2018 | |
| RS-19-042, Submittal of Annual 1O CFR 50.46 Report of Emergency Core Cooling System Evaluation Model Changes and Errors | 9 April 2019 | Submittal of Annual 1O CFR 50.46 Report of Emergency Core Cooling System Evaluation Model Changes and Errors | |
| IR 05000454/2019301 | 8 April 2019 | NRC Initial License Examination Report 05000454/2019301; 05000455/2019301 | Job Performance Measure |
| ML19038A017 | 3 April 2019 | Issuance of Amendment No. 207 Regarding Use of Accident Tolerant Fuel Lead Test Assemblies | Anticipated operational occurrence |
| JAFP-19-0039, Submittal of Annual Property Insurance Status Report | 1 April 2019 | Submittal of Annual Property Insurance Status Report | |
| RS-19-045, Report on Status of Decommissioning Funding for Reactors and Independent Spent Fuel Storage Installations | 1 April 2019 | Report on Status of Decommissioning Funding for Reactors and Independent Spent Fuel Storage Installations | Decommissioning Funding Plan Authorized possession limits |