ULNRC-06805, Transmittal of Special Report 2023-02 Non-Functionality of Containment Hydrogen Analyzer Channel for Greater than 30 Days

Transmittal of Special Report 2023-02 Non-Functionality of Containment Hydrogen Analyzer Channel for Greater than 30 Days

ML23080A292
Person / Time
Site:	Callaway
Issue date:	03/21/2023
From:	Witt T Ameren Missouri, Union Electric Co
To:	Office of Nuclear Reactor Regulation, Document Control Desk
Shared Package
ML23080A291	List: ML23080A293 ULNRC-06805, Transmittal of Special Report 2023-02 Non-Functionality of Containment Hydrogen Analyzer Channel for Greater than 30 Days
References
ULNRC-06805
Download: ML23080A292 (1)

Text

Callaway Plant

.t March 21, 2023 ULNRC-06805 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001 10 CFR 50.4 Ladies and Gentlemen:

DOCKET NUMBER 50-483 CALLAWAY PLANT UNIT 1 UNION ELECTRIC CO.

RENEWED FACILITY OPERATING LICENSE NPF-30 SPECIAL REPORT 2023-02 NON-FUNCTIONALITY OF CONTAINMENT HYDROGEN ANALYZER CHANNEL FOR GREATER THAN 30 DAYS Enclosed is a special report addressing the non-functionality of a containment hydrogen analyzer channel at Callaway Plant.

No new commitments are identified in this correspondence. None of the material in this report is considered proprietary by Union Electric Company (Ameren Missouri).

If you have any questions or require additional information, please contact Mr. Thomas Elwood, Supervising Engineer, Regulatory Affairs and Licensing at 314-225-1905.

Sincerely, Todd A. Witt Manager, Regulatory Affairs Enclosure

.t 8315 County Road 459 : Steedman, MO 65077 : AmerenMissouri.com

.t

.t

ULNRC-06805 March 21, 2023 Page 2 of 3 Enclosure cc: Mr. Robert Lewis Regional Administrator U. S. Nuclear Regulatory Commission Region IV 1600 East Lamar Boulevard Arlington, TX 76011-4511 Senior Resident Inspector Callaway Resident Office U.S. Nuclear Regulatory Commission 8201 NRC Road Steedman, MO 65077 Mr. M. Chawla Project Manager, Callaway Plant Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Mail Stop O8B1A Washington, DC 20555-0001

ULNRC-06805 March 21, 2023 Page 3 of 3 Index and send hardcopy to QA File A160.0761 Hardcopy:

Certrec Corporation 6500 West Freeway, Suite 400 Fort Worth, TX 76116 (Certrec receives ALL attachments as long as they are non-safeguards and may be publicly disclosed.)

Electronic distribution for the following can be made via Responses and Reports ULNRC Distribution:

F. M. Diya B. L. Cox K. C. Scott D. E. Farnsworth T. A. Witt T. B. Elwood B. Leuther NSRB Secretary STARS Regulatory Affairs Mr. Jay Silberg (Pillsbury Winthrop Shaw Pittman LLP)

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