ML25350C305
| ML25350C305 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 12/17/2025 |
| From: | Michael Ziolkowski NRC/RGN-III/DRSS |
| To: | Mudrick C Constellation Energy Generation, Constellation Nuclear |
| References | |
| IR 2025402 | |
| Download: ML25350C305 (0) | |
Text
Christopher H. Mudrick Senior Vice President Constellation Energy Generation, LLC President and Chief Nuclear Office (CNO)
Constellation Nuclear 200 Energy Way, KSA-3N Kennett Square, PA 19348
SUBJECT:
LASALLE COUNTY STATION - SECURITY BASELINE INSPECTION REPORT 05000373/2025402 AND 05000374/2025402
Dear Christopher Mudrick:
On November 20, 2025, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at LaSalle County Station and discussed the results of this inspection with Greg Butz, Sr Manager, Site Security 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. 05000373 and 05000374 License Nos. NPF-11 and NPF-18
Enclosure:
As stated cc w/ encl: Distribution via LISTSERV December 17, 2025 Signed by Ziolkowski, Michael on 12/17/25
SUNSI Review
Non-Sensitive
Sensitive
Publicly Available
Non-Publicly Available OFFICE RIII/DRSS RIII/DRSS NAME KMaloney:dc MZiolkowski DATE 12/17/2025 12/17/2025
Enclosure U.S. NUCLEAR REGULATORY COMMISSION Inspection Report Docket Numbers:
05000373 and 05000374 License Numbers:
NPF-11 and NPF-18 Report Numbers:
05000373/2025402 and 05000374/2025402 Enterprise Identifier:
I-2025-402-0049 Licensee:
Constellation Energy Generation, LLC Facility:
LaSalle County Station Location:
Marseilles, IL Inspection Dates:
September 15, 2025, to November 20, 2025 Inspectors:
G. Bonano, Physical Security Inspector S. Cavanaugh, Physical Security Inspector K. Maloney, Sr Physical Security Inspector Approved By:
Michael E. Ziolkowski, Chief Security, Emergency Preparedness, and Incident Response Branch Division of Radiological Safety and Security
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SUMMARY
The U.S. Nuclear Regulatory Commission (NRC) continued monitoring the licensees performance by conducting a security baseline inspection at LaSalle County 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) 2.01.a-e; 2.02.a-g; 2.04.c; 2.05.a; 2.06.c; 2.08.a, d; 2.09; 2.10.a 71130.05 - Protective Strategy Evaluation The inspectors evaluated the licensee's protective strategy through completion of the following procedure elements:
Protective Strategy Evaluation (2 Samples)
(1) 2.01 a, b, d-i, k; 2.02 a-c; 2.04 b; 2.06 a, d-j, n; 2.08, (2)
Observed Annual Force-on-Force exercise on August 18, 2025 71130.07 - Security Training The inspectors evaluated the security training program through completion of the following procedure elements:
Security Training (1 Sample)
(1) 2.01 a; 2.02 a, c, d, g; 2.03 a-c; 2.04 a-b; 2.05 a, c; 2.06 b; 2.10.
71130.09 - Security Plan Changes The inspectors evaluated the security plan changes through completion of the following procedure elements:
4 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)
July 2, 2024, through September 30, 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 November 20, 2025, the inspectors presented the security baseline inspection results to Greg Butz, Sr Manager, Site Security and other members of the licensee staff.
5 DOCUMENTS REVIEWED Inspection Procedure Type Designation Description or Title Revision or Date AR 04800853 Security Barbed Wire Needs to be Evaluated for Angle.
09/09/2024 AR 04834364 Security Semi-Annual Keys and Cores Inventory Completed.
02/03/2025 AR 04887149 Security Semi-Annual Keys and Cores Inventory Completed.
07/30/2025 AR 04887151 Security Key/Core Change Out 07/30/2025 Miscellaneous NOSA-LAS-25-01 (AR 4822514)
Security Programs Audit Report LaSalle County Station - January 13 - February 3, 2025 02/05/2025 SY-AA-101-106 Control and Classification of Safeguards Information (SGI) and Sensitive Unclassified Non-Safeguards Information (SUNSI) 23 SY-AA-101-112 Constellation Security Search Processes 39 SY-AA-101-112-103 Ion Scanning Explosives Detector (ISED) Search Processes 0
SY-AA-101-112-104 Protected Area Search Processes 1
SY-AA-101-112-105 Owner Controlled Area Inspection Processes 0
SY-AA-101-116 Conducting Patrols 18 SY-AA-101-117 Processing and Escorting of Personnel and Vehicles 35 SY-AA-101-120 Control of Security Access Control Devices 10 SY-AA-101-121 Security Response to the Station Emergency Plan 13 71130.02 Procedures SY-LA-101-112 OCA Warehouse Search Activities 0
LaSalle County Clean Energy Center Protective Strategy Brief 09/01/2025 2024 Annual Local Law Enforcement Response Plan &
SY-AA-101-133-F-01 Document 12/01/2024 71130.05 Miscellaneous LaSalle Physical Security Plan 19
6 LAS-98 LaSalle Post Analysis 09/01/2025 SY-AA-101-102-101 Risk Assessment Process 0
SY-AA-101-109 Response to Contingency Events 17 SY-LA-101-500 LaSalle Security Plan Support Procedure 4
71130.05 Procedures SY-LA-101-501 LaSalle Defensive Strategy Plan 7
Thermal Rifle Qualification Course Scoresheet 5
Tactical Qualification Course Worksheet 3
Firearms Instructor & Armorer Qualification Packets 11/18/2025 11 Completed Packets On-The-Job Training Matrix - Response Team Member 12/27/2024 2024-2025 Twenty-Five Security Officer Completed Training Records 2024-2025 Six Security Supervisor Completed Training Records Annual Exam, Versions A, B, C Armed Security Officer/Armed Responder Exam 2025 Annual Exam, Versions A, B, C Armed Security Supervisor (ALL) 2025 IQT-27D Daylight Rifle Qualification Course Scoresheet 7
IQT-27N Night-Fire Rifle Qualification Course Scoresheet 4
Security Aid #
LAS40 On-The-Job Training Matrix/Supervisor Lead (ASO, RTL) and SSS/SS 3
SY-AA-150-101-F-14 Three Year Security Training Calendar (2025, 2026 & 2027) 0 SY-AA-150-101-F-42 2025 Security Exam Score Coversheets 1
SY-AA-150-101-F-48 Tactical Course of Fire Lesson Plan 0
SY-AA-150-101-F-48 Security Lesson Plan for Patrol Officer Duties 0
SY-AA-150-101-F-48 Security Lesson Plan for Use of Force Continuum (Laws Governing Arrest, Search and Seizure) 0 SY-AA-150-104-F-02 Eight Completed Armed Responder Contingency OJT Requirements 2
71130.07 Miscellaneous SY-AA-150-104-F-03 Ten Completed Alarm Station Operator, Response Team Leader, Security Shift Supervisor Contingency OJT Requirements Packets 2
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