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| {{#Wiki_filter:Entergy Operations, Inc. | | {{#Wiki_filter:Entergy Operations, Inc. |
| 1340 Echelon Parkway Jackson, MS 39213 Tel 601-368-5102 Phil Couture Senior Manager, Fleet Regulatory Assurance 10 CFR 50.55a(z)(1) | | 1340 Echelon Parkway Jackson, MS 39213 Tel 601-368-5102 Phil Couture Senior Manager, Fleet Regulatory Assurance |
| CNRO2021-00022 GNRO2021-00028 August 25, 2021 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 | | |
| | 10 CFR 50.55a(z)(1) |
| | CNRO2021-00022 GNRO2021-00028 |
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| | August 25, 2021 |
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| | ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 |
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| ==Subject:== | | ==Subject:== |
| Supplemental Information to Relief Requests GG-ISI-020 and RBS-ISI-019 Grand Gulf Nuclear Station, Unit 1 NRC Docket No. 50-416 Renewed Facility Operating License No. NPF-29 River Bend Station, Unit 1 NRC Docket No. 50-458 Renewed Facility Operating License No. NPF-47 | | Supplemental Information to Relief Requests GG-ISI-020 and RBS-ISI-019 |
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| | Grand Gulf Nuclear Station, Unit 1 NRC Docket No. 50-416 Renewed Facility Operating License No. NPF-29 |
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| | River Bend Station, Unit 1 NRC Docket No. 50-458 Renewed Facility Operating License No. NPF-47 |
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| ==References:== | | ==References:== |
| : 1. Entergy Operations, Inc. (Entergy) letter to U.S. Nuclear Regulatory Commission (NRC) Request to Delay Review of Relief Request GG-ISI-020 and RBS-ISI-019, (ADAMS Accession No. ML21106A216) dated April 16, 2021 In Reference 1, Entergy Operations, Inc. (Entergy) stated it would perform fuel sampling to verify that the catalyst loading at Grand Gulf Nuclear Station, Unit 1 (GGNS) was greater than 0.1 g/cm2. Further, Entergy stated it would document the results of this verification in a supplemental letter to the NRC. The purpose of this letter is to document the results of that verification. Entergys analysis of the GGNS fuel samples determined the average catalyst loading was 0.65 g/cm2. | | : 1. Entergy Operations, Inc. (Entergy) letter to U.S. Nuclear Regulatory Commission (NRC) Request to Delay Review of Relief Request GG-ISI-020 and RBS-ISI-019, (ADAMS Accession No. ML21106A216) dated April 16, 2021 |
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| | In Reference 1, Entergy Operations, Inc. (Entergy) stated it would perform fuel sampling to verify that the catalyst loading at Grand Gulf Nuclear Station, Unit 1 (GGNS) was greater than 0.1 g/cm2. Further, Entergy stated it would document the results of this verification in a supplemental letter to the NRC. The purpose of this letter is to document the results of that verification. Entergys analysis of the GGNS fuel samples determined the average catalyst loading was 0.65 g/cm2. |
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| There are no regulatory commitments contained in this letter. | | There are no regulatory commitments contained in this letter. |
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| CNRO2021-00022 GNRO2021-00028 Page 2 of 2 Should you have any questions or require additional information, please contact me at (601) 368-5102. | | CNRO2021-00022 GNRO2021-00028 Page 2 of 2 |
| Respectfully, Philip Digitally signed by Philip Couture Couture Date: 2021.08.25 16:34:22 | | |
| -05'00' Phil Couture PC/ram/gpn cc: NRC Region IV Regional Administrator NRC Senior Resident Inspector - Grand Gulf Nuclear Station, Unit 1 NRC Senior Resident Inspector - River Bend Station, Unit 1 NRC Project Manager - Entergy Fleet NRC Project Manager - Grand Gulf Nuclear Station, Unit 1 NRC Project Manager - River Bend Station, Unit 1}}
| | Should you have any questions or require additional information, please contact me at (601) 368-5102. |
| | |
| | Respectfully, |
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| | Phil Couture |
| | |
| | PC/ram/gpn |
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| | cc: NRC Region IV Regional Administrator NRC Senior Resident Inspector - Grand Gulf Nuclear Station, Unit 1 NRC Senior Resident Inspector - River Bend Station, Unit 1 NRC Project Manager - Entergy Fleet NRC Project Manager - Grand Gulf Nuclear Station, Unit 1 NRC Project Manager - River Bend Station, Unit 1}} |
Letter Sequence Supplement |
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EPID:L-2020-LLR-0079, Request to Update ASME Code Relief Request Safety Evaluations with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020, and RBS-ISI-019) (Approved, Closed) |
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MONTHYEARCNRO-2020-00015, Request to Update ASME Code Relief Request Safety Evaluations with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020, and RBS-ISI-019)2020-06-0808 June 2020 Request to Update ASME Code Relief Request Safety Evaluations with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020, and RBS-ISI-019) Project stage: Request ML20176A4832020-06-22022 June 2020 NRR E-mail Capture - Entergy Fleet (Grand Gulf and River Bend) - Acceptance Review of Relief Request Associated with ASME Code RR SE with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020 and RBS-ISI-019) Project stage: Acceptance Review ML20260H4422020-09-0808 September 2020 NRR E-mail Capture - Entergy Fleet (Grand Gulf and River Bend) - Official RAIs for RR Associated with Updating ASME Code RR SEs with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020 and RBS-ISI-019) Project stage: RAI ML20317A1752020-11-19019 November 2020 Request for Withholding Information from Public Disclosure Project stage: Withholding Request Acceptance ML21015A3452021-01-14014 January 2021 NRR E-mail Capture - Grand Gulf and River Bend - Revised Estimated Hours for Relief Request Associated with ASME Code RR SEs with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020 and RBS-ISI-019) Project stage: Approval ML21109A2132021-03-23023 March 2021 NRR E-mail Capture - Entergy Fleet (Grand Gulf and River Bend) - Relief Request (RR) Associated with ASME Code RR Safety Evaluations with NRC-Approved Revision of BWRVIP Guidelines (GG-ISI-020 and RBS-ISI-019) Project stage: Approval ML21106A2162021-04-16016 April 2021 Request to Delay Review of Relief Requests GG-ISI-020 and RBS-ISI-019 Project stage: Request ML21109A2142021-04-19019 April 2021 NRR E-mail Capture - Entergy Fleet (Grand Gulf and River Bend) - Rev. Est Hours for Review of Relief Request (RR) - ASME Code RR Safety Eval with NRC-Approved Rev of BWRVIP Guidelines (GG-ISI-020 and RBS-ISI-019) Project stage: Approval ML21237A5502021-08-25025 August 2021 Supplemental Information to Relief Requests GG-ISI-020 and RBS-ISI-019 Project stage: Supplement ML21258A4082021-09-21021 September 2021 Request to Update ASME Code Relief Request Safety Evaluations with NRC-Approved Revision of Boiling Water Reactor Vessel and Internals Project Guidelines Project stage: Approval 2021-01-14
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Category:Letter
MONTHYEARIR 05000458/20240032024-10-31031 October 2024 Integrated Inspection Report 05000458/2024003 IR 05000458/20240102024-10-31031 October 2024 Design Basis Assurance Inspection (Programs) Inspection Report 05000458/2024010 IR 05000416/20240112024-10-16016 October 2024 – Fire Protection Team Inspection Report 05000416/2024011 RBG-48315, Reply to a Notice of Violation, NRC Inspection Report 05000458/2023003 Supplement2024-09-24024 September 2024 Reply to a Notice of Violation, NRC Inspection Report 05000458/2023003 Supplement RBG-48306, Report of Changes and Errors to 10CFR50.462024-09-24024 September 2024 Report of Changes and Errors to 10CFR50.46 ML24263A2712024-09-19019 September 2024 Application to Revise Technical Specifications to Adopt TSTF-592, Revise Automatic Depressurization System (ADS) Instrumentation Requirements ML24257A0172024-09-17017 September 2024 Request for Withholding Information from Public Disclosure Unit 1 IR 05000416/20240122024-09-17017 September 2024 License Renewal Post Approval Phase 2 Inspection Report 05000416/2024012 ML24255A1192024-09-16016 September 2024 Notification of NRC Follow Up Inspection for One Severity Level (SL) III and Two SL IV or Three or More SL IV Violations and Request for Additional Information ML24254A3602024-09-10010 September 2024 Pre-Submittal Slides for License Amendment Request, Criticality Safety Analysis, Technical Specification 4.3.1, Criticality and Technical Specification 5.5.14, Spent Fuel Storage Rack Neutron Absorber Monitoring Program IR 05000416/20244022024-09-0909 September 2024 Security Baseline Inspection Report 05000416/2024402 RBG-48311, Reply to a Notice of Violation, NRC Inspection Report 05000458/20240022024-08-28028 August 2024 Reply to a Notice of Violation, NRC Inspection Report 05000458/2024002 05000416/LER-2024-003, Feedwater Inlet Check Valve Incorrectly Determined Operable2024-08-26026 August 2024 Feedwater Inlet Check Valve Incorrectly Determined Operable ML24235A0832024-08-22022 August 2024 Evaluations Performed in Accordance with 10 CFR 50.54(q) for Changes to Emergency Planning Documents IR 05000458/20240052024-08-22022 August 2024 Updated Inspection Plan for River Bend Station (Report 05000458/2024005) IR 05000416/20240052024-08-21021 August 2024 Updated Inspection Plan for Grand Gulf Nuclear Station (Report 05000416/2024005) ML24220A2642024-08-20020 August 2024 Entergy Operations, Inc. - Entergy Fleet Project Manager Assignment ML24185A1522024-08-13013 August 2024 Issuance of Amendment Nos. 334, 235, and 215, Respectively, to Revise TSs to Adopt TSTF-205 ML24214A2752024-08-0202 August 2024 Acknowledgement of Readiness for Supplemental Inspection RBG-48308, Notification of Readiness for Supplemental Inspection2024-07-31031 July 2024 Notification of Readiness for Supplemental Inspection IR 05000458/20240022024-07-30030 July 2024 Integrated Inspection Report 05000458/2024002 and Notice of Violation ML24172A2502024-07-29029 July 2024 – Issuance of Amendment No. 233 Adoption of 10 CFR 50.69, Risk-Informed Categorization and Treatment of Structures, Systems and Components for Nuclear Power Reactors ML24176A1202024-07-29029 July 2024 Issuance of Amendment 234 Revision to Technical Specifications to Adopt TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times – RITSTF Initiative 4b IR 05000416/20240022024-07-29029 July 2024 Integrated Inspection Report 05000416/2024002 ML24204A2432024-07-23023 July 2024 Notification of Cyber Security Baseline Inspection and Request for Information (05000416/2024403) ML24191A2432024-07-0909 July 2024 Completion of License Renewal Activities Prior to Entering the Period of Extended Operations IR 05000416/20240102024-06-27027 June 2024 Biennial Problem Identification and Resolution Inspection Report 05000416/2024010 ML24156A1762024-06-24024 June 2024 Regulatory Audit Summary in Support of License Amendment Requests to Adopt TSTF-505, Revision 2 and 10 CFR 50.69 (Epids L-2023-LLA-0081 and L-2023-LLA-0080) ML24165A1512024-06-13013 June 2024 Second Supplement to License Amendment Request to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times – RITSTF Initiative 4b and Application to Adopt 10 CFR 50.69, Risk-Informe ML24164A0862024-06-12012 June 2024 Notification of Commercial Grade Dedication Inspection (05000458/2024010) and Request for Information ML24163A2652024-06-11011 June 2024 Inservice Inspection Summary Report 05000458/LER-2023-005-01, Manual Reactor Scram Due to Lowering Feedwater Temperature Following an Automatic Isolation of Feedwater Heater String2024-06-0404 June 2024 Manual Reactor Scram Due to Lowering Feedwater Temperature Following an Automatic Isolation of Feedwater Heater String ML24060A2192024-05-30030 May 2024 Authorization of Alternative to Use EN-RR-01 Concerning Proposed Alternative to Adopt Code Case N-752 05000416/LER-2024-002, Automatic Actuation of Reactor Protection System2024-05-28028 May 2024 Automatic Actuation of Reactor Protection System ML24093A0892024-05-16016 May 2024 Issuance of Amendment No. 214 Adoption of 10 CFR 50.69, Risk-Informed Categorization and Treatment of Structures, Systems, and Components for Nuclear Power Reactors ML24081A0072024-05-16016 May 2024 Issuance of Amendment No. 213 Revision to Technical Specifications to Adopt TSTF 505, Revision 2, Provide Risk-Informed Extended Completion Times – RITSTF Initiative 4b IR 05000458/20240012024-05-14014 May 2024 Integrated Inspection Report 05000458/2024001 ML24130A0912024-05-0909 May 2024 Request for Information Letter License Renewal Phase 2 Inspection ML24128A1512024-05-0909 May 2024 Project Manager Assignment ML24128A0422024-05-0707 May 2024 License Amendment Request to Remove Obsolete License Conditions ML24102A2842024-05-0707 May 2024 Summary of Regulatory Audit in Support of LARs to Revise Technical Specifications to Adopt Risk-Informed Completion Times and Implement the Provisions of 10 CFR 50.69 IR 05000416/20240012024-05-0202 May 2024 Integrated Inspection Report 05000416 2024001 ML24122C6112024-05-0101 May 2024 Supplement to License Amendment Request to Adopt Risk Informed Completion Times TSTF-505, Revision 2, Provide Risk-Informed Extended Completion Times - Ritstf. ML24116A0372024-04-25025 April 2024 Report of Technical Specification Bases Changes RBG-48276, 2023 Annual Radioactive Effluent Release Report2024-04-23023 April 2024 2023 Annual Radioactive Effluent Release Report ML24113A0952024-04-22022 April 2024 Annual Radioactive Effluent Release Report for 2023 ML24113A0972024-04-22022 April 2024 Annual Report of Individual Monitoring - NRC Form 5 for 2023 Per 1 0 CFR 20.2206 ML24107A8872024-04-16016 April 2024 2023 Annual Radiological Environmental Operating Report (AREOR) ML24107B0402024-04-16016 April 2024 Notification by Entergy Operations, Inc., of Proposed Economic Performance Incentive and Reliance on Post-Event Improvements in Plant Procedures And/Or Methods of Operation in FERC IR 05000458/20244022024-04-15015 April 2024 Security Baseline Inspection Report 05000458/2024402 (Full Report) 2024-09-09
[Table view] |
Text
Entergy Operations, Inc.
1340 Echelon Parkway Jackson, MS 39213 Tel 601-368-5102 Phil Couture Senior Manager, Fleet Regulatory Assurance
10 CFR 50.55a(z)(1)
CNRO2021-00022 GNRO2021-00028
August 25, 2021
ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001
Subject:
Supplemental Information to Relief Requests GG-ISI-020 and RBS-ISI-019
Grand Gulf Nuclear Station, Unit 1 NRC Docket No. 50-416 Renewed Facility Operating License No. NPF-29
River Bend Station, Unit 1 NRC Docket No. 50-458 Renewed Facility Operating License No. NPF-47
References:
- 1. Entergy Operations, Inc. (Entergy) letter to U.S. Nuclear Regulatory Commission (NRC) Request to Delay Review of Relief Request GG-ISI-020 and RBS-ISI-019, (ADAMS Accession No. ML21106A216) dated April 16, 2021
In Reference 1, Entergy Operations, Inc. (Entergy) stated it would perform fuel sampling to verify that the catalyst loading at Grand Gulf Nuclear Station, Unit 1 (GGNS) was greater than 0.1 g/cm2. Further, Entergy stated it would document the results of this verification in a supplemental letter to the NRC. The purpose of this letter is to document the results of that verification. Entergys analysis of the GGNS fuel samples determined the average catalyst loading was 0.65 g/cm2.
There are no regulatory commitments contained in this letter.
CNRO2021-00022 GNRO2021-00028 Page 2 of 2
Should you have any questions or require additional information, please contact me at (601) 368-5102.
Respectfully,
Phil Couture
PC/ram/gpn
cc: NRC Region IV Regional Administrator NRC Senior Resident Inspector - Grand Gulf Nuclear Station, Unit 1 NRC Senior Resident Inspector - River Bend Station, Unit 1 NRC Project Manager - Entergy Fleet NRC Project Manager - Grand Gulf Nuclear Station, Unit 1 NRC Project Manager - River Bend Station, Unit 1