ML25171A005

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Acceptance of Requested Licensing Action Amendment(Epid L-2025-LLA-0083), Naps/Sps Stagnant Loop MSLB Dose Consequence Update
ML25171A005
Person / Time
Site: Surry  Dominion icon.png
Issue date: 06/18/2025
From: John Klos
NRC/NRR/DORL/LPL2-1
To: Dante Johnson
Virginia Electric & Power Co (VEPCO)
Klos, J
References
EPID L-2025-LLA-0083
Download: ML25171A005 (1)


Text

From:

John Klos To:

daniel.p.johnson@dominionenergy.com Cc:

John Klos

Subject:

Surry, Units 1 and 2, North Anna Units 1 and 2.... Acceptance of Requested Licensing Action Re: Amendment (EPID L-2025 - LLA-0083 --- NAPS/SPS Stagnant Loop MSLB Dose Consequence Update Date:

Wednesday, June 18, 2025 2:04:36 PM

Dear Daniel Johnson,

By letter dated May 16, 2025 (Agencywide Documents Access and Management System (ADAMS) Accession No. ML25136A297), Virginia Electric and Power Company, the licensee, (Dominion Energy Virginia) submitted a license amendment for North Anna Units 1 and 2 (North Anna), and Surry Power Station Units 1 and 2 (Surry). The purpose of this e-mail is to provide the results of the U.S. Nuclear Regulatory Commission (NRC) staffs acceptance review of this amendment request. The acceptance review was performed to determine whether the application contains sufficient technical information to allow the NRC staff to complete a detailed technical review. The acceptance review is also intended to identify any readily apparent deficiencies related to the characterization of the regulatory requirements or plant licensing basis.

Consistent with Section 50.90 of Title 10 of the Code of Federal Regulations (10CFR), an application for an amendment to a license (including the technical specifications) must fully describe the changes requested, and following as far as applicable, the form prescribed for original applications. Section 50.34 of 10CFR addresses the content of technical information required. This section stipulates that the submittal address the design and operating characteristics, unusual or novel design features, and principal safety considerations.

The NRC staff has reviewed your application and concluded that it includes technical information in sufficient detail to enable the NRC staff to complete its detailed technical review and make an independent assessment regarding the acceptability of the proposed amendment in terms of regulatory requirements and the protection of public health and safety and the environment. Given the more limited scope and depth of the acceptance review compared to the detailed technical review, issues that affect the NRC staffs ability to complete the technical review may still be identified despite the acceptance review being deemed adequate. If additional information is needed, you will be notified by separate correspondence.

The NRC staff has evaluated precedence related to this request and the information provided in your submittal and determined that, inclusive of a 15%

improvement in resource estimates and schedule, this review is expected to take 385 hours0.00446 days <br />0.107 hours <br />6.365741e-4 weeks <br />1.464925e-4 months <br /> and approximately 8 months. The NRC staff expects to complete the review by February 6, 2026. This date is approximately 3.75 months earlier than Dominion Energy Virginias requested completion date of May 31, 2026. The review plan and schedule does include an audit and a possible request for additional information.

If emergent complexities or challenges arise during the NRC staffs review that affect the initial forecasted completion date or result in significant changes to the estimated review hours, the reasons for those changesalong with updated estimateswill be communicated during routine interactions with the assigned project manager. These estimates are based on the NRC staffs initial review of the application and may change due to several factors, including requests for additional information, unanticipated expansion of the review scope, hearing-related activities, or if the submittal is provided to the NRC in advance of or concurrently with industry program initiatives or pilot applications.

Docket Nos.

50-280, 50-281, 50-338, 50-339

If you have any questions, please contact me.

John Klos DORL Mcguire, Surry, and Duke Fleet Licensing PM U.S. NRC, Office of Nuclear Reactor Regulation (NRR),

Division of Operating Reactor Licensing (DORL),

NRC/NRR/DORL/LPL2-1, MS O80B01A Washington, DC 20555-0001 301.415.5136, John.Klos@NRC.gov