IR 05000528/2019004

Integrated Inspection Report 05000528/2019004, and 05000529/2019004 and 05000530/2019004

ML20031F817
Person / Time
Site:	Palo Verde
Issue date:	01/29/2020
From:	John Dixon NRC/RGN-IV/DRP
To:	Lacal M Arizona Public Service Co
References
IR 2019004
Download: ML20031F817 (18)

Text

ary 29, 2020

SUBJECT:

PALO VERDE NUCLEAR GENERATING STATION, UNITS 1, 2, AND 3 -

INTEGRATED INSPECTION REPORT 05000528/2019004, AND 05000529/2019004 AND 05000530/2019004

Dear Ms. Lacal:

On December 31, 2019, the U.S. Nuclear Regulatory Commission (NRC) completed an inspection at Palo Verde Units 1, 2, and 3 and discussed the results of this inspection with Ms. M. Lacal, Executive Vice President / Chief Nuclear Officer, and other members of your staff.

The results of this inspection are documented in the enclosed report.

No findings or violations of more than minor significance were identified during this inspection.

This letter, its enclosure, and your response (if any) will be made available for public inspection and copying at http://www.nrc.gov/reading-rm/adams.html and at the NRC Public Document Room in accordance with Title 10 of the Code of Federal Regulations 2.390, Public Inspections, Exemptions, Requests for Withholding.

Sincerely,

/RA/

John L. Dixon, Jr., Chief Reactor Projects Branch D Division of Reactor Projects Docket Nos. 05000528, 05000529 and 05000530 License Nos. NPF-41, NPF-51, and NPF-74

Enclosure:

As stated

Inspection Report

Docket Numbers: 05000528, 05000529, and 05000530 License Numbers: NPF-41, NPF-51, and NPF-74 Report Numbers: 05000528/2019004, 05000529/2019004, and 05000530/2019004 Enterprise Identifier: I-2019-004-0013 Licensee: Arizona Public Service Company Facility: Palo Verde Nuclear Generating Station, Units 1, 2, and 3 Location: Phoenix, AZ 85072-2034 Inspection Dates: October 1, 2019, to December 31, 2019 Inspectors: R. Bywater, Senior Project Engineer J. Drake, Senior Reactor Inspector S. Hedger, Emergency Preparedness Inspector J. Kirkland, Senior Operations Engineer C. Peabody, Senior Resident Inspector D. You, Resident Inspector Approved By: John L. Dixon, Jr., Chief Reactor Projects Branch D Division of Reactor Projects Enclosure

SUMMARY

The U.S. Nuclear Regulatory Commission (NRC) continued monitoring the licensees performance by conducting an integrated inspection at Palo Verde Units 1, 2, and 3, in accordance with the Reactor Oversight Process. The Reactor Oversight Process is the NRCs program for overseeing the safe operation of commercial nuclear power reactors. Refer to https://www.nrc.gov/reactors/operating/oversight.html for more information.

List of Findings and Violations No findings or violations of more than minor significance were identified.

Additional Tracking Items Type Issue Number Title Report Section Status LER 05000530/2018-001-01 LER 2018-001-01 for Palo 71153 Closed Verde, Unit 3, Reactor Trip on Low Steam Generator Level.

LER 05000528/2019-001-00 LER 2019-001-00 for Palo 71153 Closed Verde Nuclear Generating Station (PVNGS) Unit 1,

Emergency Core Cooling System Valve Leakage Resulting in an Unanalyzed Condition.

PLANT STATUS

Unit 1 operated at or near full power for the duration of the inspection period.

Unit 2 entered the inspection period at full power. Unit 2 reduced power to 40 percent to address elevated sodium levels in the main condenser from October 18-20, 2019. Unit 2 reduced power to 80 percent to address an issue with a malfunctioning heater drain loop on October 21-22, 2019. Unit 2 continued operating at or near full power for the remainder of the inspection period.

Unit 3 entered the inspection period at full power. Unit 3 was shut down for a planned refueling outage on October 4, 2019. Unit 3 restarted on November 19, 2019, and remained at or near full power for the remainder of the inspection period.

INSPECTION SCOPES

Inspections were conducted using the appropriate portions of the inspection procedures (IPs) in effect at the beginning of the inspection unless otherwise noted. Currently approved IPs with their attached revision histories are located on the public website at http://www.nrc.gov/reading-rm/doc-collections/insp-manual/inspection-procedure/index.html. Samples were declared complete when the IP requirements most appropriate to the inspection activity were met consistent with Inspection Manual Chapter (IMC) 2515, Light-Water Reactor Inspection Program - Operations Phase. The inspectors performed plant status activities described in IMC 2515, Appendix D, Plant Status, and conducted routine reviews using IP 71152, Problem Identification and Resolution. The inspectors reviewed selected procedures and records, observed activities, and interviewed personnel to assess licensee performance and compliance with Commission rules and regulations, license conditions, site procedures, and standards.

71111.04Q - Equipment Alignment Partial Walkdown Sample (IP Section 03.01)

The inspectors evaluated system configurations during partial walkdowns of the following systems/trains:

(1) Unit 3 spent fuel pool cooling system augmented with containment spray pump A on October 16, 2019

(2) Unit 1 diesel generator A on October 30, 2019

(3) Unit 2 diesel generator B on October 30, 2019

71111.04S - Equipment Alignment Complete Walkdown Sample (IP Section 03.02)

(1) The inspectors evaluated system configurations during a complete walkdown of the Unit 2 containment spray system B on October 24, 2019

71111.05A - Fire Protection (Annual) Annual Inspection (IP Section 03.02)

(1) The inspectors evaluated fire brigade performance on December 2, 2019

71111.05Q - Fire Protection Quarterly Inspection (IP Section 03.01)

The inspectors evaluated fire protection program implementation in the following selected areas:

(1) Unit 3 high pressure safety injection pump room B on October 17, 2019

(2) Unit 3 containment hotwork on fire protection valve FP-141 on October 17, 2019

(3) Unit 1 and Unit 2 condensate storage tank areas on October 23, 2019

(4) Unit 2 diesel generator room A on October 30, 2019

71111.06 - Flood Protection Measures Inspection Activities - Internal Flooding (IP Section 02.02a.)

The inspectors evaluated internal flooding mitigation protections in the:

(1) Unit 3 essential cooling water pump room A on December 16, 2019

71111.07A - Heat Sink Performance Annual Review (IP Section 02.01)

The inspectors evaluated readiness and performance of:

(1) Unit 3 essential cooling water heat exchanger B performance on October 17, 2019

71111.08P - Inservice Inspection Activities (PWR) PWR Inservice Inspection Activities Sample (IP Section 03.01)

(1) The inspectors verified that the reactor coolant system boundary, steam generator tubes, reactor vessel internals, risk-significant piping system boundaries, and containment boundary are appropriately monitored for degradation, and that repairs and replacements were appropriately fabricated, examined, and accepted by reviewing the following activities from October 14-18, 2019:

03.01.a - Nondestructive Examination and Welding Activities

• Ultrasonic examination, High Pressure Safety Injection B, FW 40-13 elbow to pipe

• Ultrasonic examination, High Pressure Safety Injection B, FW 40-14 pipe to elbow

• Ultrasonic examination, charging, FW 37-41 elbow to pipe

• Dye penetrant examination, High Pressure Safety Injection B, SI-199-H01

• Visual examination, High Pressure Safety Injection B, SI-199- H-017

• Visual examination, High Pressure Safety Injection B, SI-199-H-018

• Weld repair package for 3PSIAV836**VALVEX

• No Section XI welding occurred while the inspectors were onsite. The inspectors observed tungsten inert gas welding associated with the low pressure feedwater heater replacement.

03.01.b - Pressurized-Water Reactor Vessel Upper Head Penetration Examination Activities

• The inspectors reviewed the following reactor head penetration visual examinations: Penetrations 01 to 61 03.01.c - Pressurized-Water Reactor Boric Acid Corrosion Control Activities

• The inspectors reviewed the following documents associated with boric acid leaks and evaluations: 2PSIBV852, 3JCHNLE0295, 3JLRNHV0271, 3JSIAHV0306, 3JSIBUV0646, 3MPCAP01, 3MPCNY03, 3PCHEVX12, 3PCHNV813, 3PCHNVM74, 3PCHNVX39, 3PPCNV036, 3PSIBV090, 3PSIBV091, 3PSIBV418, 3PSIEL257, 3PSIEV947, 3PSSNV106 03.01.e - Problem Identification and Resolution

• The inspectors reviewed 26 condition reports associated with inservice and operating experience issues and concluded that NDE/ISI related issues and operating experience are put into the corrective action program at low levels to ensure conditions and problems are identified.

71111.11A - Licensed Operator Requalification Program and Licensed Operator Performance Requalification Examination Results (IP Section 03.03)

(1) The inspectors reviewed and evaluated the licensed operator examination failure rates for the requalification annual operating exams completed on September 27, 2019

==71111.11Q - Licensed Operator Requalification Program and Licensed Operator Performance Licensed Operator Performance in the Actual Plant/Main Control Room (IP Section 03.01) (1 Sample)

(1) The inspectors observed and evaluated Unit 3 operators conducting a controlled shutdown and cooldown for a refueling outage on October 4-5, 2019 Licensed Operator Requalification Training/Examinations (IP Section 03.02)==

(1) The inspectors observed and evaluated operators conducting a reactor startup and main feed pump startup in the simulator on November 6, 2019

71111.12 - Maintenance Effectiveness Routine Maintenance Effectiveness Inspection (IP Section 02.01)

The inspectors evaluated the effectiveness of routine maintenance activities associated with the following equipment and/or safety significant functions:

(1) Reliability of the station blackout generators on October 22, 2019

(2) Condenser sodium intrusion events cumulative impact on unplanned power changes plant level monitoring criteria on November 5, 2019

Quality Control (IP Section 02.02) (1 Sample)

The inspectors evaluated maintenance and quality control activities associated with the following equipment performance activities:

(1) Commercial grade dedication testing of electrical lugs on November 14, 2019

71111.13 - Maintenance Risk Assessments and Emergent Work Control Risk Assessment and Management Sample (IP Section 03.01)

The inspectors evaluated the risk assessments for the following planned and emergent work activities:

(1) Unit 3 shutdown risk during emergent condition involving pinhole leak at safety injection vent valve V836 weld on October 11, 2019

(2) Unit 3 shutdown risk assessment during refueling outage on October 24, 2019

(3) Unit 3 shutdown risk during reduced RCS inventory for safety injection tank check valve seal replacement on November 15, 2019

(4) Unit 2 weekly risk assessment for the week of December 12, 2019, including emergent maintenance to replace a core element assembly calculator and a turbine control oil pump on December 19, 2019

71111.15 - Operability Determinations and Functionality Assessments Operability Determination or Functionality Assessment (IP Section 02.02)

The inspectors evaluated the following operability determinations and functionality assessments:

(1) Environmental qualification requirements of radiation monitors RU-31, RU-145, and RU-146 in the Unit 1, 2, and 3 fuel buildings on October 22, 2019

(2) Evaluation of unused motor driven auxiliary feedwater pump motor support footing dowel pins on November 4, 2019

(3) Commercial grade dedication for terminal blocks does not meet harsh environment applications on November 6, 2019

(4) Unit 1 and 3 diesel generator starting air solenoid valves on November 20, 2019

(5) Evaluation of Unit 3 spray pond pump A flow instrumentation on November 20, 2019

(6) Evaluation of failed megger of Unit 3 heated junction thermocouples on November 22, 2019

71111.18 - Plant Modifications Severe Accident Management Guidelines (SAMG) Update (IP Section 03.03)

(1) Revision to severe accident mitigation guidelines on November 13, 2019

71111.19 - Post-Maintenance Testing Post-Maintenance Test Sample (IP Section 03.01)

The inspectors evaluated the following post maintenance tests:

(1) 73ST-9SI15, containment spray pumps comprehensive pump test after replacement of the Unit 3 containment spray pump B impeller on October 23, 2019

(2) 73ST-9AF05, auxiliary feedwater pump B post maintenance test following motor replacement on October 30, 2019

(3) 40ST-9GT04, station blackout generator 1 post maintenance test following cleaning, inspections, and air filter changeout on November 1, 2019

(4) 73ST-9AF01, auxiliary feedwater pump N post maintenance test following motor replacement on November 4, 2019

(5) 77ST-9SB22, control element assembly drop time testing after coil stack replacements on November 19, 2019

71111.20 - Refueling and Other Outage Activities Refueling/Other Outage Sample (IP Section 03.01)

(1) The inspectors evaluated refueling outage 3R21 activities from October 4 to November 19, 2019

71111.22 - Surveillance Testing The inspectors evaluated the following surveillance tests: Surveillance Tests (other) (IP Section 03.01)

(1) Unit 1 essential cooling water pump A comprehensive test on October 31, 2019

(2) Unit 3 trisodium phosphate basket surveillance test on October 31, 2019

FLEX Testing (IP Section 03.02) (1 Sample)

(1) FLEX RCS makeup pump functional test on November 19, 2019

71114.04 - Emergency Action Level and Emergency Plan Changes Inspection Review (IP Section 02.01-02.03)

(1) The licensee submitted PVNGS Emergency Plan, Revision 64, to the NRC on September 3, 2019. The inspectors conducted an in-office review of the changes from December 13-19, 2019. This evaluation does not constitute NRC approval.

OTHER ACTIVITIES - BASELINE

===71151 - Performance Indicator Verification The inspectors verified licensee performance indicators submittals listed below:

BI01: Reactor Coolant System (RCS) Specific Activity Sample (IP Section 02.10) ===

(1) Unit 1 (July 1, 2018, to September 30, 2019)

(2) Unit 2 (July 1, 2018, to September 30, 2019)

(3) Unit 3 (July 1, 2018, to September 30, 2019)

BI02: RCS Leak Rate Sample (IP Section 02.11) (3 Samples)

(1) Unit 1 (July 1, 2018, to September 30, 2019)

(2) Unit 2 (July 1, 2018, to September 30, 2019)

(3) Unit 3 (July 1, 2018, to September 30, 2019)

71152 - Problem Identification and Resolution Semiannual Trend Review (IP Section 02.02)

(1) The inspectors reviewed the licensees corrective action program for potential adverse trends in the reliability of station blackout generator 1 that might be indicative of a more significant safety issue.

71153 - Follow-up of Events and Notices of Enforcement Discretion Event Report (IP Section 03.02)

The inspectors evaluated the following licensee event reports (LERs):

(1) Licensee Event Report 05000530/2018-001-01, Unit 3 reactor trip on low steam generator level on October 3, 2019, (ADAMS Accession No. ML18355A809). The inspectors determined that it was not reasonable to foresee or correct the cause discussed in the LER therefore no performance deficiency nor violation of NRC requirements was identified.

(2) Licensee Event Report 05000528/2019-001-00, Unit 1 emergency core cooling system valve leakage resulting in an unanalyzed condition on November 27, 2019, (ADAMS Accession No. ML19150A323). The inspectors determined that it was not reasonable to foresee or correct the cause discussed in the LER therefore no performance deficiency nor violation of NRC requirements was identified.

INSPECTION RESULTS

No findings were identified.

EXIT MEETINGS AND DEBRIEFS

The inspectors verified no proprietary information was retained or documented in this report.

• On October 18, 2019, the inspectors presented the Inservice Inspection for Unit 3 inspection results to Mr. J. Cadogan, Senior Vice President, and other members of the licensee staff.

• On December 18, 2019, the inspectors presented the Emergency Plan In-Office Review Results inspection results to Ms. C. Shields, Manager, Emergency Preparedness, and other members of the licensee staff.

• On January 9, 2020, the inspectors presented the integrated inspection results to Ms. M. Lacal, Executive Vice President / Chief Nuclear Officer, and other members of the licensee staff.

DOCUMENTS REVIEWED

Inspection Type Designation Description or Title Revision or

Procedure Date

71111.04Q Corrective Action Condition Reports 19-16243, 19-16362

Documents

Drawings 1-M-DGP-001 Diesel Generator System, Sheet 1 63

1-M-DGP-001 Lube Oil Diesel Generator System 63

Sheet 3

1-M-DGP-001, Cooling Water Diesel Generator System 63

Sheet 5

1-M-DGP-001, Starting Air Diesel Generator System 63

Sheet 6

2-M-SIP-001 Safety Injection and Shutdown Cooling System 54

2-M-SIP-002 Safety Injection and Shutdown Cooling System 37

3-M-PCP-001 Fuel Pool Cooling and Cleanup System 35

3-M-SIP-001 Safety Injection and Shutdown Cooling System 53

Procedures 40OP-9PC01 Fuel Pool Cooling 16

40ST-9SI14 Train B LPSI and CS System Alignment Verification 2

71111.05Q Miscellaneous Pre-Fire Strategies Manual 28

NPL39-01.003B Unit 2 Fire Drill Package 12/02/2019

Procedures 14DP-0FP01 Firewatch Requirements 14

14DP-0FP36 Hot Work Permit 23

Work Orders 5181785, 5178219, 5177917, 5103632

71111.06 Miscellaneous 13-MC-ZA-0809 As Built Auxiliary Building Flooding Calculation 7

13-NS-C096 Internal Flooding PRA - Characterization of Flood Scenarios 2

C2 Design Basis Manual: Hazards Topical 14

71111.07A Procedures 73DP-9ZZ11 Heat Exchanger Program 15

73DP-9ZZ21 Heat Exchanger Visual Inspection 8

Work Orders 5027401, 5027758

71111.08P Corrective Action Condition Reports 19-11555, 19-06633, 19-12727, 19-10498, 19-05434, 17-

Documents 16139, 19-10558, 19-07804, 19-05326, 19-05815, 19-

06472, 19-06401, 19-06089, 19-04391, 19-12475, 18-

15929, 19-05981, 19-06434, 19-14837, 19-05900, 19-

05322, 19-05606, 19-05706, 19-06468, 19-04837, 19-

08623, 19-08777, 19-06671, 19-09387, 19-09766, 19-

Inspection Type Designation Description or Title Revision or

Procedure Date

00881, 19-00882

Corrective Action Condition Reports 19-15195, 19-15291, 19-15585

Documents

Resulting from

Inspection

Miscellaneous Requirements for the Reactor Pressure Vessel Head 02/16/2018

Nozzles to Perform a Bare Metal Examination per ASME

Code Case N-729-4

2INT-ISI-13 Inservice Inspection Program Basis Manual, Palo Verde 0

Nuclear Generating Station Units 1, 2 and 3

3INT-ISI-13 Inservice Inspection Program Basis Manual, Palo Verde 0

Nuclear Generating Station Units 1, 2 and 3

4INT-ISI-13 Inservice Inspection Program Basis Manual, Palo Verde 0

Nuclear Generating Station Units 1, 2 and 3

Procedures 14DP-0FP33 Control of Transient Combustibles 30

70TI-9ZC01 Boric Acid Walkdown Leak Detection 21, 22

73DP-9WP04 Welding and Brazing Control 20

73DP-9WP05 Weld Filler Material Control 10, 11

73DP-9XI03 ASME Section XI Inservice Inspection 23

73DP-9ZC01 Boric Acid Corrosion Control Program 8

73TI-9RC10 Bare Metal Visual Examinations of Bottom Mounted 4

Instrument Nozzles

73TI-9ZZ07 Liquid Penetrant Examination 19

73TI-9ZZ10 Ultrasonic Examination of Welds in Ferritic Components 14

73TI-9ZZ17 Visual Examination of Welds, Bolting, and Components 14

73TI-9ZZ17 Visual Examination of Welds, Bolting, and Components 14

73TI-9ZZ18 Visual Examination of Component Supports 16

73TI-9ZZ22 Visual Examination for Leakage 12

MN756-A00001 PDI Generic Procedure for the Ultrasonic Examination of 2

(PDI-UT- Ferritic Pipe Welds

1_Rev_G)

MN756-A00002 PDI Generic Procedure for the Ultrasonic Examination of 3

(PDI-UT- Austenitic Pipe Welds

2_Rev_H)

Inspection Type Designation Description or Title Revision or

Procedure Date

MN756-A00004 PDI Generic Procedure for the Ultrasonic Examination of 2

(PDI-UT-8_Rev Weld Overlaid Similar and Dissimilar Metal Welds

H)

MRP-058 Materials Reliability Program: Boric Acid Corrosion 2

Guidebook: Managing Boric Acid Corrosion Issues at PWR

Power Stations

71111.11Q Procedures 40OP-9FT02 Feedwater Pump Turbine B 54

40OP-9ZZ02 Initial Reactor Startup Following Refuelings 61

40OP-9ZZ04 Plant Startup Mode 2 to Mode 1 77

40OP-9ZZ23 Outage GOP 81

71111.12 Corrective Action Condition Reports 19-03648, 19-04352, 19-17054, 19-16600, 19-15694, 19-

Documents 16301, 19-16280, 19-15696, 19-13049, 19-12995, 19-

2761, 19-12694, 19-10375, 19-08371, 19-03934, 19-

03190, 19-02822, 19-02173, 19-01044, 19-00736, 19-

00690, 19-00558, 18-20227, 18-18161, 18-13224, 18-

10665, 18-10142, 18-0982, 18-03789, 18-03405, 18-01090,

18-00913, 18-00470, 17-18016, 17-17783, 17-17725, 17-

17690, 17-17540, 17-17538, 17-16824, 17-16077, 17-

15433, 17-13557, 17-11815, 17-10023, 17-09081, 17-

08542, 17-02933, 17-01713, 17-00670, 17-00543, 17-

00311, 17-00242

Miscellaneous 00149227 Inspection Plan 05/15/2019

ENG WO 19- Engineering Evaluation 05/15/2019

04352-002

PCP 5123338 Commercial Grade Item Dedication Technical Evaluation 04/21/2019

PCP 5134650 Commercial Grade Item Dedication Technical Evaluation 05/21/2019

QRC 1751-19 Commercial Grade Dedication Test/Inspection Results C02: 11/14/2019

Conductivity

TD1820991 Material Logistic Information System Quality Receiving 11/14/2019

Checklist

Procedures 12DP-0MC46 Receipt Inspection 16

40DP-9GT01 Station Blackout Generator Test Record 2

87DP-0MC39 Commercial Grade Dedication (CGD) Process 3

71111.13 Corrective Action Condition Reports 19-14837, 19-14917

Inspection Type Designation Description or Title Revision or

Procedure Date

Documents

Miscellaneous Shutdown Safety Function Assessment Reactor Vessel 10/11/2019

Head Off, RCS Above RV Flange

Shutdown Safety Function Assessment RSC At/Below RV 11/15/2019

Flange

Equipment Protection Scheme 10/23/2019

Shutdown Safety Function Assessment Core Off-loaded, 10/23/2019

Refuel Pool Isolated from Spent Fuel Pool

Unit 2 Operations Weekly Schedule December 9-15, 2019 12/08/2019

EOOS 4.1 Shutdown Safety Function Assessment Core Off-loaded, 12/06/2019

Weekly Risk Refuel Pool Isolated from Spent Fuel Pool

Profile Schedulers Evaluation for Palo Verde Unit 2 December 9-

15, 2019

Procedures 02DP-0RS01 Online Integrated Risk 8

40DP-9RS01 Operations Department Online Nuclear Risk Management 5

Modes 1 and 2

70DP-0RA01 Shutdown Risk Assessments 58

70DP-0RA05 Assessment and Management of Risk when Performing 23

Maintenance in Modes 1 and 2

71111.15 Corrective Action Condition Reports 19-09926, 19-10645, 19-10970, 19-15257, 19-16155, 19-

Documents 16362, 19-16479, 19-15987, 17-17285, 17-14436, 19-16854

Drawings 01-M-DGP-001, Starting Air Diesel Generator System 63

Sheet 6

03-M-SPP-001 Essential Spray Pond System 67

Miscellaneous Updated Final Safety Analysis Report 20

PVNGS Units 1, 2 & 3 EQ Program Manual 26

13-J-ZZS-092 Instrument and Controls General Installation Notes 12

13-MC-HF-901 Fuel Building Transient Analysis 6

13-MC-HF-901 Fuel Building Transient Analysis 7

2016-00852 Engineering Document Change 12/12/2016

2019-0480 Engineering Document Change 07/24/2019

EEQ-1TBL-002 Instrument and Control Terminal Blocks 11

S-19-0004 10CFR50.59 Screening/Evaluation 05/17/2019

Inspection Type Designation Description or Title Revision or

Procedure Date

Procedures 36MT-9RI10 Installation and Removal of Heated Junction Thermocouple 15

Assemblies

71111.18 Procedures Severe Accident Mitigation Guidelines - withheld per 10 CFR 2.390

71111.19 Corrective Action Condition Reports 19-16301, 19-16280, 19-16051, 19-16173, 19-16252, 19-

Documents 16049

Miscellaneous Printout of Unit 3 Auxiliary Feedwater N Vibration Data 10/30/2019

19-16051-002 Engineering Evaluation 10/30/2019

Procedures 40ST-9GT04 Station Blackout Generator 1 Quarterly Test 6

73ST-9AF01 Auxiliary Feedwater N - Inservice Test 19

73ST-9SI15 Containment Spray Pumps - Comprehensive Pump Test 37

77ST-9SB22 CEA Drop Time Test 14

Work Orders 5033500, 5046834, 5027794

71111.20 Corrective Action Condition Reports 19-16938

Documents

Miscellaneous Palo Verde: Pre-Outage Status Meeting Package 09/19/2019

Unit 3 21st Refueling Outage Shutdown Risk Assessment 0

Team Review Report

19-011 PRB Meeting Agenda - U3R21 Refueling Outage Restart 11/12/2019

Procedures 01DP-9ZZ02 Reactivity Management Program 2

31MT-9RC25 Pressurizer Manway Removal and Installation 26

40DP-9OP02 Conduct of Operations 72

40OP-9ZZ02 Initial Reactor Startup Following Refuelings 61

40OP-9ZZ04 Plant Startup Mode 2 to Mode 1 77

40OP-9ZZ16 RCS Drain Operations 85

40OP-9ZZ23 Outage GOP 81

40ST-9ZZ09 Containment Cleanliness Inspection 24

71111.22 Drawings 1-M-ECP-001 Essential Chilled Water System 36

1-M-EWP-001 Essential Cooling Water System 32

Procedures 14MT-9BD41 FLEX SG/RCS Pump Inspection and Testing 5

73ST-9EW02 Essential Cooling Water Pumps - Comprehensive Pump 13

Test

74ST-9SI03 ECCS Trisodium Phosphate Surveillance Test 23

Inspection Type Designation Description or Title Revision or

Procedure Date

71114.04 Corrective Action Evaluation 19- Inadvertent Administrative Errors introduced into EPlan 61-62,

Documents 11093-01 Basis 07/31/2019

Miscellaneous 102-07135- Palo Verde Nuclear Generating Station (PVNGS); Units 1, 2, 10/9/2015

MLL/TNW/DCE and 3 and Independent Spent Fuel Storage Installation;

Docket Nos. 50-528, 50-529, 50-530 and 72-44; License

Nos. NPF-41, NPF-51, NPF-52 and NPF-74; Request for

NRC Approval of Proposed Changes to PVNGS Emergency

Action Levels

2-07255- Palo Verde Nuclear Generating Station; Units 1, 2, and 3 05/12/2016

MLL/JF/DCE and Independent Spent Fuel Storage Installation; Docket

Nos. STN 50-528, 50-529, 50-530, and 72-44; Renewed

Operating License Nos. NPF-41, NPF-51, NPF-74;

Response to Request for Additional Information Regarding

Proposed Changes to PVNGS Emergency Action Levels

2-07975- Palo Verde Nuclear Generating Station (PVNGS); Units 1, 2, 64,

CS/MA and 3 and Independent Spent Fuel Storage Installation; 08/30/2019

Docket Nos. 50-528, 50-529, 50-530 and 72-44; License

Nos. NPF-41, NPF-51 and NPF-74; PVNGS Emergency

Plan

Evaluation PVNGS Emergency Plan 64,

Tracking Number 06/21/2019

2019-001e

Screening PVNGS Emergency Plan 64,

Tracking Number 06/20/2019

2019-007s

Procedures EPP-0901 Classifications 10, 12

71151 Miscellaneous Palo Verde PI Data Excel Files

Procedures 74CH-9ZZ15 Dose Equivalent Xe-133 and Dose Equivalent I-131 8

Determination

74ST-9RC02 Reactor Coolant System Specific Activity Surveillance Test 16

71152 Corrective Action Condition Reports 16-16924, 16-18661, 17-00543, 17-08542, 17-17725, 18-

Documents 00913, 18-18161, 19-00690, 19-08371, 19-126924, 19-

13049, 19-15694, 19-15696, 19-16600, 19-00736, 19-

2761, 19-12694, 19-08371, 18-01090, 18-00913, 17-

Inspection Type Designation Description or Title Revision or

Procedure Date

17725, 17-16824, 17-16077, 17-00543

Miscellaneous 19-08371-009 MRFF Evaluation 12/05/2019

Procedures 40DP-9GT01 Station Blackout Generator Test Record 2

70DP-0MR01 Maintenance Rule 45

71153 Corrective Action Condition Reports 19-04626

Documents

Miscellaneous 19-04626-006 Level 2 Cause Analysis Report: Leakage from Unit 1 HPSI 0

Drain Valve SIA-V811

16