ML26045A066
| ML26045A066 | |
| Person / Time | |
|---|---|
| Site: | 05000614 |
| Issue date: | 01/16/2026 |
| From: | NRC |
| To: | NRC/NRR/DANU |
| References | |
| Download: ML26045A066 (0) | |
Text
From:
Ondra Dukes Sent:
Friday, January 16, 2026 12:36 PM To:
ext_Jessica_Maddocks Cc:
Subject:
Withholding Determination: X Energy, LLC -A Version, Xe-100 Graphite Core Assembly Material Qualification and Design Methodologies (Rev 2) TR Attachments:
NRC 897 TR Withholding Determination_Xe-100 Graphite Core Assembly Material Qualification and Design Methodologies Rev 2.pdf
Dear Ms. Maddocks,
Attached is the U.S. Nuclear Regulatory Commission staffs completed withholding determination for Topical Report Xe-100 Graphite Core Assembly Material Qualification and Design Methodologies, Revision 2.
If you have any questions, please contact me at 301-415-0537 or via e-mail at Ondra.Dukes@nrc.gov.
- Regards, Ondra Dukes Project Manager NRR/DANU/UAL2 301-415-0537 ondra.dukes@nrc.gov
Hearing Identifier:
XeDOW_ProjectLongMott_SafPublic Email Number:
83 Mail Envelope Properties (DM6PR09MB5351877DC6D073475EDEE480E18DA)
Subject:
Withholding Determination X Energy, LLC -A Version, Xe-100 Graphite Core Assembly Material Qualification and Design Methodologies (Rev 2) TR Sent Date:
1/16/2026 12:35:45 PM Received Date:
1/16/2026 12:35:00 PM From:
Ondra Dukes Created By:
Ondra.Dukes@nrc.gov Recipients:
"Adrian Muniz" <Adrian.Muniz@nrc.gov>
Tracking Status: None "ext_Jessica_Maddocks" <>
Tracking Status: None Post Office:
DM6PR09MB5351.namprd09.prod.outlook.com Files Size Date & Time MESSAGE 494 1/16/2026 12:35:00 PM NRC 897 TR Withholding Determination_Xe-100 Graphite Core Assembly Material Qualification and Design Methodologies Rev 2.pdf 1401167 Options Priority:
Normal Return Notification:
No Reply Requested:
No Sensitivity:
Normal Expiration Date:
NRC FORM 897 (03-12-2025)
U.S. NUCLEAR REGULATORY COMMISSION Topical Report Withholding Determination NRC FORM 897 (03-12-2025)
Page 1 of 1 Topical Report Information Report Number:
009380
Title:
Xe-100 Graphite Core Assembly Material Qualification and Design Methodologies, Revision 2 ADAMS Accession Number:
ML25262A205 EPID:
L-2024-TOP-0032 Docket Number:
99902071 Review Information Project Manager:
Adrian Muniz, Ondra Dukes Project Manager/
Office/Division/
Branch:
NRR/DANU/UAL2 Reviewers:
Meg Audrain, Tim Drzewiecki Reviewers/Office/
Division/Branch:
NRR/DANU/UTB2 Staff Withholding Determination Approvals Technical Branch Chief Projects Branch Chief
Request Approved. The NRC staff has reviewed your application and the material in accordance with the requirements of 10 CFR 2.390. Based on the statements in the affidavit, the NRC staff has determined that the submitted information contains proprietary, commercial information and should be withheld from public disclosure.
Therefore, the submitted information marked as proprietary will be withheld from public disclosure under 10 CFR 2.390(b)(5) and Section 103(b) of the Atomic Energy Act of 1954, as amended.
The NRC staff may have cause to review this determination in the future, for example, if the scope of a Freedom of Information Act request includes your information. In all review situations, if the NRC staff makes a determination adverse to the above, you will be notified in advance of any public disclosure.
Request Denied. The NRC staff has reviewed your application and the material in accordance with the requirements of 10 CFR 2.390. Based on its review, the NRC staff has determined that your request to withhold the information does not comply with the requirements of 10 CFR 2.309. Therefore, the NRC staff is denying the request. See attached denial letter.
ADAMS Accession Numbers (Top row is for transmittal of this form)
Package: ML ML25296A433 Email: ML ML25296A463 This Form: ML ML25296A447 Incoming Letter: ML ML25262A202 Nonproprietary Version: ML ML25262A204 Denial Letter: ML PAUL OBERSON Digitally signed by PAUL OBERSON Date: 2025.10.31 08:04:48 -04'00' ALISSA NEUHAUSEN Digitally signed by ALISSA NEUHAUSEN Date: 2025.11.03 10:49:04 -05'00'