ML24269A154

Summary of Presubmittal Meeting with Arizona Public Service Company to Discuss Proposed Life-of-Plant Alternatives for a Pressurizer Thermowell Nozzle Repair at Palo Verde Nuclear Generating Station, Unit 1

ML24269A154
Person / Time
Site:	Palo Verde
Issue date:	09/27/2024
From:	William Orders Plant Licensing Branch IV
To:	Arizona Public Service Co
Orders, William
Shared Package
ML24269A158	List: ML24269A154
References
EPID L-2024-LRM-0104
Download: ML24269A154 (4)

Text

September 27, 2024

LICENSEE: Arizona Public Service Company

FACILITY: Palo Verde Nuclear Generating Station, Unit 1

SUMMARY

OF SEPTEMBER 20, 2024, PRESUBMITTAL MEETING WITH ARIZONA PUBLIC SERVICE COMPANY TO DISCUSS PROPOSED LIFE-OF-PLANT ALTERNATIVES FOR A PRESSURIZER THERMOWELL NOZZLE REPAIR AT PALO VERDE NUCL EAR GENERATING STATION, UNIT 1 (EPID L-2024-LRM-0104)

On September 20, 2024, the U.S. Nuclear Regulatory Commission (NRC) staff held an Observation public meeting with Arizona Public Service Company (the licensee) via webinar.

The purpose of the meeting was to discuss the licensees planned alternative for the life of the plant, pursuant to Title 10 of the Code of Federal Regulations (10 CFR) 50.55a(z)(1),

Acceptable level of quality and safety, related to pressurizer thermowell nozzle repairs completed during the 2023 fall refueling outage at Palo Verde Nuclear Generating Station, Unit 1. The meeting notice and agenda, dated September 6, 2024, are available in the Agencywide Documents Access and Management System (ADAMS) at Accession No. ML24250A159. A list of attendees is provided in the enclosure.

The licensee presented informational slides at the meeting, which are available in ADAMS at Accession No. ML24262A105. The licensees presentation included background information, identification of the pressurizer leak, the nozzle design history, description of the pressurizer nozzle repair, the American Society of Mechanical Engineering Boiler and Pressure Vessel Code Requirements, the proposed alternativ e, and the proposed schedule. The NRC staff focused on the design of the repair, and information to consider to be included in the submittal.

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The NRC staff did not make any regulatory decisions at the meeting. Members of the public were not in attendance. Public Meeting Feedback forms were not received.

Please direct any inquiries to me at 301-415-3329 or by email at William.Orders@nrc.gov.

/RA/

William Orders, Project Manager Plant Licensing Branch IV Division of Operator Reactor Licensing Office of Nuclear Reactor Regulation

Docket No. 50-528

Enclosure:

List of Attendees

cc: Listserv LIST OF ATTENDEES

SEPTEMBER 20, 2024, PRESUBMITTAL WEBINAR REGARDING PROPOSED

LIFE-OF-PLANT ALTERNATIVES FOR A PRESSURIZER THERMOWELL NOZZLE REPAIR

ARIZONA PUBLIC SERVICE COMPANY

PALO VERDE NUCLEAR GENERATING STATION, UNIT 1

U.S. Nuclear Regulatory Commission William Orders Steven Levitus John Tsao Jennie Rankin William Orders Omar Khan Varoujan Kalikian Angie Buford

Arizona Public Service Company Paul Yang Manuel Franco Maria Groshner David Van Allen Michael DiLorenzo Winston Borrero Nicholas Doye Jill Anderson Boris Bolf Carl Stephenson

Framatome Steve Hunter David Mancier Jordan Boston

General Electric Nathan Chapman

Structural Integrity Assoc., Inc Dick Mattson

Enclosure

ML24269A158 (Package)

ML24250A159 (Meeting Notice)

ML24262A105 (Public Meeting slides)

ML24269A154 (Meeting Summary) *by email OFFICE NRR/DORL/LPL4/PM* NRR/DORL/LPL4/LA* NRR/DNRL/NVIB/BC*

NAME WOrders PBlechman ABuford DATE 9/25/2024 9/25/2024 9/27/2024 OFFICE NRR/DNRL/NPHP/BC* NRR/DORL/LPL4/BC* NRR/DORL/LPL4/PM*

NAME MMitchell JRankin WOrders DATE 9/26/2024 9/27/2024 9/27/2024