ML25126A224
| ML25126A224 | |
| Person / Time | |
|---|---|
| Site: | Byron  |
| Issue date: | 05/07/2025 |
| From: | Michael Ziolkowski NRC/RGN-III/DRSS |
| To: | Rhoades D Constellation Energy Generation |
| References | |
| IR 2025401 | |
| Download: ML25126A224 (1) | |
Text
David P. Rhoades Senior Vice President Chief Nuclear Officer Constellation Energy Generation, LLC 4300 Winfield Road Warrenville, IL 60555
SUBJECT:
BYRON STATION SECURITY BASELINE INSPECTION REPORT 05000454/2025401 AND 05000455/2025401
Dear David Rhoades:
On April 2, 2025, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Byron Station and discussed the results of this inspection with Z. Cox, Regulatory Assurance Manager, and other members of your staff. The results of this inspection are documented in the enclosed report.
No findings or violations of more than minor significance were identified during this inspection.
This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, Public Inspections, Exemptions, Requests for Withholding.
Sincerely, Michael E. Ziolkowski, Chief Security, Emergency Preparedness, and Incident Response Branch Division of Radiological Safety and Security Docket Nos. 05000454 and 05000455 License Nos. NPF-37 and NPF-66
Enclosure:
As stated cc w/ encl: Distribution via LISTSERV May 7, 2025 Signed by Ziolkowski, Michael on 05/07/25
ML25126A224 Entire Report:
SUNSI Review Non-Sensitive Sensitive Publicly Available Non-Publicly Available OFFICE RIII/DRSS RIII/DRSS NAME SCavanaugh:dc MZiolkowski DATE 05/07/2025 05/07/2025
Enclosure U.S. NUCLEAR REGULATORY COMMISSION Inspection Report Docket Numbers:
05000454 and 05000455 License Numbers:
NPF-37 and NPF-66 Report Numbers:
05000454/2025401 and 05000455/2025401 Enterprise Identifier:
I-2025-401-0064 Licensee:
Constellation Energy Generation, LLC Facility:
Byron Station Location:
Byron, IL Inspection Dates:
February 10, 2025 through April 02, 2025 Inspectors:
S. Cavanaugh, Physical Security Inspector Approved By:
Michael E. Ziolkowski, Chief Security, Emergency Preparedness, and Incident Response Branch Division of Radiological Safety and Security
2
SUMMARY
The U.S. Nuclear Regulatory Commission (NRC) continued monitoring the licensees performance by conducting a security baseline inspection at Byron Station, in accordance with the Reactor Oversight Process. The Reactor Oversight Process is the NRCs program for overseeing the safe operation of commercial nuclear power reactors.
Refer to https://www.nrc.gov/reactors/operating/oversight.html for more information.
List of Findings and Violations No findings or violations of more than minor significance were identified.
Additional Tracking Items None.
3 INSPECTION SCOPES Inspections were conducted using the appropriate portions of the inspection procedures (IPs) in effect at the beginning of the inspection unless otherwise noted. Currently approved IPs with their attached revision histories are located on the public website at http://www.nrc.gov/reading-rm/doc-collections/insp-manual/inspection-procedure/index.html. Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2201, Security Inspection Program for Commercial Nuclear Power Reactors. The inspectors reviewed selected procedures and records, observed activities, and interviewed personnel to assess licensee performance and compliance with Commission rules and regulations, license conditions, site procedures, and standards.
SAFEGUARDS 71130.02 - Access Control The inspectors evaluated the access control program through completion of the following inspection elements:
Access Control (1 Sample)
(1) 1.
Tier I: All Requirements 2.
Tier II: Tier II: 02.06 a-d ; 02.07 a ; 02.08 a - e, i 3.
Tier III:02.09 71130.07 - Security Training The inspectors evaluated the security training program through completion of the following procedure elements:
Security Training (1 Sample)
(1) 4.
Tier I: All Requirements 5.
Tier II: 2.05 a -d ; 2.06 a-b ; 2.07 a ; 2.08 a ; 2.09 a 6.
Tier III: 02.10 ; 02.11 a ; 02.12 a - b ; 02.13 a - c
4 71130.09 - Security Plan Changes The inspectors evaluated the security plan changes through completion of the following procedure elements:
Security Plan Changes (1 Partial)
(1)
(Partial)
The opportunity to apply this procedure was not available in accordance with IMC 0306. This sample was not available because the licensee did not conduct the activity covered by this IP. Specifically, the licensee has not initiated a physical security plan change in accordance with 10 CFR 50.54(p(2) since the last performance of this IP.
OTHER ACTIVITIES - BASELINE 71151 - Performance Indicator Verification The inspectors verified licensee performance indicators submittals listed below:
PP01: Protected Area Security Equipment Performance Index Sample (IP Section 02.17)
(1 Sample)
(1)
February 1, 2024 through February 1, 2025 INSPECTION RESULTS No findings were identified.
EXIT MEETINGS AND DEBRIEFS The inspectors verified no proprietary information was retained or documented in this report.
On April 2, 2025, the inspectors presented the security baseline inspection results to Z.
Cox, Regulatory Assurance Manager, and other members of the licensee staff.
5 DOCUMENTS REVIEWED Inspection Procedure Type Designation Description or Title Revision or Date Corrective Action Documents AR 04828466 01/09/2025 Miscellaneous Access Authorization List 02/10/2025 SY-AA-101-112 Constellation Search Process 39 SY-AA-101-112-104 Protected Area Search Process 0
SY-AA-101-117 Escort Security Regulations 34 SY-AA-101-117 Visitor Security Regulations 34 SY-AA-101-117-F-03 Visitor/Vehicle Registration Log 02/08/2025 SY-AA-101-130 Security Responsibilities for Station Personnel 30 SY-AA-101-145-F-13 Special Purpose Detector Test Log 0
SY-AA-103-500 Access Authorization Program 18 SY-AA-103-514 Site Authorization for Unescorted Access 23 Procedures SY-BY-101-116-1002-F-02 PA Vehicle Key Check 1
71130.02 Self-Assessments AR 04811415 71130.02 Access Control 12/18/2024
6 12521 Active FM Order 02/29/2024 13457 Active FM Orders 03/17/2025 Corrective Action Documents AR 04776108 05/23/2024 13480 Facilities Ticket 03/20/2025 Corrective Action Documents Resulting from Inspection AR 4847485 03/21/2025 Staffing Roster 03/17/2025 05 Security Aid 3
23 Security Aid 0
Miscellaneous 61 Security Aid 0
SY-AA-101-145-F-06 BRE Material Condition Checklist 04/13/2024 SY-AA-150-103-F-04 Functionality Test 2
SY-AA-150-103-F-14 Rifle Accuracy Test 1
SY-AA-150-105 Physical Fitness Test 1
Procedures SY-AA-500-127 Safety/Security Interface 7
71130.07 Self-Assessments NOSA-BYR 01 Security Program Audit Report 02/28/2025 Physical Security Plan 20 Procedures SY-AA-101-102 Compensatory Procedure 26 71130.09 Self-Assessments AR 4822529 Security Program Audit Report 02/28/2025 Corrective Action Documents SER/IR/AR 02/11/2025 71151 Self-Assessments AR 4811417 Performance Indicator Self-Assessment 02/10/2025