ML17313A369

Monthly Operating Repts for Apr 1998 for PVNGS.W/980412 Ltr

ML17313A369
Person / Time
Site:	Palo Verde
Issue date:	04/30/1998
From:	Fulton J, Overbeck G ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
035-00505-GRO, 35-505-GRO, NUDOCS 9805200223
Download: ML17313A369 (9)

Text

CATEGORY j.

REGULA RY INFORMATION DISTRXBUTXO SYSTEM (RIDS)

ACCESSION NBR:9805200223 DOC.DATE. DOCKET FACXL:STN-50-528 Palo Verde Nuclear Station, Unit 1, Arizona Publi 05000528 STN-50-529 Palo Verde Nuclear Station, Unit 2, Arizona Publi 05000529 STN-50-530 Palo Verde Nuclear Station, Unit 3, Arizona Publi 05000530 AUTH. NAME AUTHOR AFFILIATION FULTON,J.D. Arizona Public Service Co. (formerly Arizona Nuclear Power OVERBECK,G.R. Arizona Public Service Co. (formerly Arizona Nuclear Power RECIP.NAME RECIPIENT AFFILIATION

SUBJECT:

Monthly operating repts for Apr 1998 for PVN .W/980412 ltr.

DISTRIBUTION CODE: IE24D COPIES RECEIVED:LTR ENCL SIZE:

TITLE: Monthly Operating Report (per Tech Specs NOTES: STANDARDIZED PLANT 05000528 Standardized plant. 05000529g Standardized plant. 05000530 0

RECIPIENT COPIES RECIPIENT COPIES ID CODE/NAME LTTR ENCL ID CODE/NAME LTTR ENCL PD4-2 PD 1 1 FIELDS,M 1 1 INTERNAL: 1 1 AEOD/SPD/RRAB 1 1 FI ER 0 1 1 OC/DBA/PAD 1 1 1 1 EXTERNAL: LXTCO BRYCE,J H 1 1 NOAC 1 1 NRC PDR 1 1 D E

NOTE TO ALL "RIDS" RECIPIENTS:

PLEASE HELP US TO REDUCE WASTE. TO HAVE YOUR NAME OR ORGANIZATION REMOVED FROM DISTRIBUTION LISTS OR REDUCE THE NUMBER OF COPIES RECEIVED BY YOU OR YOUR ORGANIZATION, CONTACT THE DOCUMENT CONTROL DESK (DCD) ON EXTENSION 415-2083 TOTAL NUMBER OF COPIES REQUIRED: LTTR 10 ENCL 10

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Gregg R. Overbeck Mail Station 7602 Palo Verde Nuclear Vice President TEL 602/39~t48 P.O. Box 52034 Generating Station Nuclear Production FAX 602/3936077 Phoenix, AZ 85072-2034 035-00505-GRO/JDF April 12, 1998 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Station P1-37 Washington, DC 20555

Subject:

Palo Verde Nuclear Generating Station (PVNGS)

Units 1, 2, and 3 Docket Nos. STN 50-528/529/530 Monthly Operating Reports for APRIL 1998 Enclosed are the Monthly Operating Reports for April 1998, prepared and submitted pursuant to Specification 6.9.1.6 of Appendix A (Technical Specifications) to the PVNGS Units 1, 2, and 3 Operating Licenses.

By copy of this letter, Arizona Public Service Company is also forwarding the Monthly Operating Reports to the Regional Administrator, NRC Region IV.

If you have any questions, please contact Judy Fulton at (602) 250-3549.

Sincerely, G RO/JDF/gy

Enclosures:

APRIL 1998 Monthly Operating Reports cc: E. W. Merschoff (all w/enclosures)

K. E. Perkins INPO Records Center Utility Data Institute 9805200223 980430 PDR ADGCK 05000528 PDR R

NRC MONTHLYOPERATING DATA REPORT DOCKET NO.: 50-528 UNIT NAME: PVNGS-1 DATE: 4/12/98 COMPLETED BY: J. D. Fulton TELEPHONE: 602 250-3549 Reporting Period: April 1998

1. Design Electrical Rating (Net MWe): 1265

2. Maximum Dependable Capacity (Net MWe): 1243 Unit 1 Generating Statistics This Month Yr. to Date Cumulative Hours Reactor was Critical 294.0 1,992.9 75,989.2 Hours Generator was On-Line 270.1 1,939.5 74,750.6 Unit Reserve Shutdown Hours 0.0 0.0 0.0 Net Electrical Energy Generated (MWh) 260,882 2,304,003 88,507,271 UNIT SHUTDOWNS Outage Method of Duration Shutting Down Cause and Corrective Action Date Type Hours Reason2 ReactoR to Prevent Occurrence 98-02 3/14/98 S 881.8 C RX manually tripped to begin seventh refueling outage. Unit returned to service 4/19/98.

"F-Forced 2Reason: 3Method:

S-Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Trip I Scram C-Refueling 3-Automatic Trip I Scram D-Regulatory Restriction 4-Continuation E-Operator Training / License Examination 5-Other-(Explain)

F-Administrative G-Operational Error (Explain)

H-Other (Explain)

SUMMARY

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NRC MONTHLYOPERATING DATA REPORT DOCKET NO.: 50-529 UNIT NAME: PVNGS-2 DATE: 4/12/98 COMPLETED BY: J. D. Fulton TELEPHONE: 602 250-3549 Reporting Period: April 1998

1. Design Electrical Rating (Net MWe): 1265

2. MaximumDependable Capacity(NetMWe): 1243 Unit 2 Generating Statistics This Month Yr. to Date Cumulative Hours Reactor was Critical 720.0 2,880.0 76,305.7 Hours Generator was On-Line 720.0 2,880.0 75,112.8 Unit Reserve Shutdown Hours 0.0 0.0 0.0 Net Electrical Energy Generated (MWh) 914,633 3,662,043 90,091,602 UNIT SHUTDOWNS Outage Method of Duration Shutting Down Cause and Corrective Action Date Type" Hours Reason2 ReactoR to Prevent Occurrence No reactor shutdowns occurred during the month of April 1998.

1F Forced 2Reason: 3Method:

S-Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Trip / Scram C-Refueling 3-Automatic Trip / Scram D-Regulatory Restriction 4-Continuation E-Operator Training / License Examination 5-Other-(Explain)

F-Administrative G-Operational Error (Explain)

H-Other (Explain)

SUMMARY

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DOCKET NO.: 50-530 UNIT NAME: PVNGS-3 DATE: 4/12/98 COMPLETED BY: J. D. Fulton TELEPHONE: 602 250-3549 Reporting Period: April 1998

1. Design Electrical Rating (Net MWe): 1269

2. MaximumDependable Capacity(NetMWe): 1247 Unit 3 Generating-Statistics. This Month Yr. to Date Cumulative,

3. Hours Reactor was Critical 720.0 2,880.0 72,205.7

4. Hours Generator was On-Line 720.0 2,880.0 71,379.6

5. Unit Reserve Shutdown Hours 0.0 0.0 0.0

6. Net Electrical Energy Generated (NIWh) 900,316 3,598,061 86,351,032 UNIT SHUTDOWNS Outage Method of Duration Shutting Down Cause and Corrective Action No. Date Type" Hours Reason~ Reactors to Prevent Occurrence No reactor shutdowns occurred during the month of April 1998.

"F-Forced ~Reason: s Method:

S-Scheduled A-Equipment Failure (Explain) 1-Manual B-Maintenance or Test 2-Manual Trip / Scram C-Refueling 3-Automatic Trip / Scram D-Regulatory Restriction 4-Continuation E-Operator Training / License Examination 5-Other-(Explain)

F-Administrative G-Operational Error (Explain)

H-Other (Explain)

SUMMARY

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