ML25343A143

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Cover Letter Re Request for Supplementary Information for 2025 HI-STAR 190 Amendment
ML25343A143
Person / Time
Site: 07109373
Issue date: 12/19/2025
From: Nishka Devaser
Storage and Transportation Licensing Branch
To: O'Mullane C
Holtec
Shared Package
ML25343A142 List:
References
EPID L-2025-LLA-0002
Download: ML25343A143 (0)


Text

OFFICIAL USE ONLYPROPRIETARY INFORMATION OFFICIAL USE ONLYPROPRIETARY INFORMATION UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 Christopher OMullane, Adjunct Licensing Manager Holtec International 1 Holtec Blvd Camden, NJ 08104

SUBJECT:

REQUEST FOR SUPPLEMENTAL INFORMATION FOR THE REVIEW OF THE MODEL NO. HI-STAR 190 PACKAGE

Dear Christopher OMullane:

By letter dated August 21, 2025 (Agencywide Documents Access and Management System

[ADAMS] Accession No. ML25233A067, non-public), Holtec International submitted an application for revision of the Model No. HI-STAR 190 package certificate of compliance. The staff performed an acceptance review of your application to determine if it contained sufficient technical information in scope and depth to allow the staff to complete a detailed technical review.

This letter is to advise you that the information needed to continue our review is described as request for supplemental information (RSI) in the enclosure to this letter. Please note that addressing the RSIs does not preclude the staff from issuing further requests for additional information during the course of the detailed technical review of this application.

In order to schedule our technical review, the RSI responses should be provided by January 2, 2025. If the RSI responses are not received by this date, the application may not be accepted for review, and the staff may discontinue any further review.

In accordance with Title 10 of the Code of Federal Regulations Part 2, Agency Rules of Practice and Procedure, a copy of this letter will be available electronically for public inspection in the NRC Public Document Room (PDR) or from the Publicly Available Records component of the NRCs ADAMS. ADAMS is accessible from the NRC website at http://www.nrc.gov/reading-rm/adams.html. The PDR is open by appointment. To make an appointment to visit the PDR, please send an email to PDR.Resource@nrc.gov or call 1-800-397-4209 or 301-415-4737, between 8 a.m. and 4 p.m. eastern time (ET), Monday through Friday, except Federal holidays transmitted herewith contains proprietary information. When separated from the sensitive conditions in enclosure 2, this document and enclosure 1 are decontrolled.

December 19, 2025

OFFICIAL USE ONLYPROPRIETARY INFORMATION C. OMullane 2

OFFICIAL USE ONLYPROPRIETARY INFORMATION Please reference Docket No. 71-9373 and Enterprise Project Identifier No. L-2025-LLA-0002 in future correspondence related to this request.

Sincerely, Nishka Devaser, Project Manager Storage and Transportation Licensing Branch Division of Fuel Management Office of Nuclear Material Safety and Safeguards Docket No.: 71-9373 EPID: L-2025-LLA-0002

Enclosures:

1. RSI (Public)
2. RSI (Non-public)

Signed by Devaser, Nishka on 12/19/25

ML25343A142(pkg), ML25343A143(ltr), ML25343A144(encl 1)

ML25343A145(encl 2, non-public)

OFFICE NMSS/DFM NMSS/DFM NMSS/DFM NAME NDevaser SFigueroa JIreland DATE 12/12/25 12/12/25 12/16/25 OFFICE NMSS/DFM NMSS/DFM NMSS/DFM NAME JPiotter YDiaz-Sanabria NDevaser DATE 12/18/25 12/18/25 12/19/25