IR 05000237/2023401

Cyber Security Inspection Report 05000237/2023401 and 05000249/2023401

ML23116A242
Person / Time
Site:	Dresden
Issue date:	04/26/2023
From:	Catherine Nolan NRC/RGN-III/DORS/EB2
To:	Rhoades D Constellation Energy Generation, Constellation Nuclear
References
IR 2023401
Download: ML23116A242 (1)

Text

April 26, 2023

SUBJECT:

DRESDEN NUCLEAR POWER STATION UNITS 2 AND 3 - CYBER SECURITY INSPECTION REPORT 05000237/2023401 AND 05000249/2023401

Dear David Rhoades:

On March 17, 2023, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Dresden Nuclear Power Station Units 2 and 3 and discussed the results of this inspection with Carolyne Joseph, Plant Manager and other members of your staff. The results of this inspection are documented in the enclosed report.

Two findings of very low security significance (Green) are documented in this report. Two of these findings involved violations of NRC requirements. We are treating these violations as non-cited violations (NCVs) consistent with Section 2.3.2 of the Enforcement Policy.

If you contest the violations or the significance or severity of the violations documented in this inspection report, you should provide a response within 30 days of the date of this inspection report, with the basis for your denial, to the U.S. Nuclear Regulatory Commission, ATTN:

Document Control Desk, Washington, DC 20555-0001; with copies to the Regional Administrator, Region III; the Director, Office of Enforcement; the Director, Office of Nuclear Security and Incident Response; and the NRC Resident Inspector at Dresden Nuclear Power Station Units 2 and 3.

The following cross cutting aspect was assigned to a finding using Inspection Manual Chapter 0310 Aspects Within Cross Cutting Areas: [H.8] - Procedure Adherence.

If you disagree with a cross-cutting aspect assignment in this report, you should provide a response within 30 days of the date of this inspection report, with the basis for your disagreement, to the U.S. Nuclear Regulatory Commission, ATTN: Document Control Desk, Washington, DC 20555-0001; with copies to the Regional Administrator, Region III; the Director, Office of Nuclear Security and Incident Response; and the NRC Resident Inspector at Dresden Nuclear Power Station Units 2 and 3. This letter 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 (10 CFR) 2.390, Public Inspections, Exemptions, Requests for Withholding.

The enclosed report contains Security-Related Information, so the enclosed report will not be made publicly available in accordance with 10 CFR 2.390(d)(1). If you choose to provide a response that contains Security-Related Information, please mark your entire response Security-Related Information-Withhold from public disclosure under 10 CFR 2.390 in accordance with 10 CFR 2.390(d)(1) and follow the instructions for withholding in 10 CFR 2.390(b)(1). The NRC is waiving the affidavit requirements for your response in accordance with 10 CFR 2.390(b)(1)(ii).

Sincerely, Signed by Nolan, Catherine on 04/26/23 Caty E. Nolan, Chief Engineering Branch 2 Division of Operating Reactor Safety Docket Nos. 05000237 and 05000249 License Nos. DPR-19 and DPR-25 Enclosure:

As stated cc: W. Marsh, Security Director, Dresden A. Khayyat, State Liaison Officer, Illinois Emergency Management Agency cc w/o encl: Distribution via LISTSERV ML23116A242 Entire Report: Non-Sensitive Publicly Available SUNSI Review Sensitive Non-Publicly Available Cover Letter Only: Non-Sensitive Publicly Available SUNSI Review Sensitive Non-Publicly Available OFFICE RIII RIII NAME ADahbur:mb CNolan DATE 04/26/2023 04/26/2023