View source for NOC-AE-000593, Monthly Operating Repts for June 1999 for Stp,Units 1 & 2. with

{{Adams
| number = ML20209H191
| issue date = 06/30/1999
| title = Monthly Operating Repts for June 1999 for Stp,Units 1 & 2. with
| author name = Cobb D, Hill R, Mallen F
| author affiliation = HOUSTON LIGHTING &amp; POWER CO.
| addressee name = 
| addressee affiliation = NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
| docket = 05000498, 05000499
| license number = 
| contact person = 
| document report number = NOC-AE-000593, NOC-AE-593, STI30918401, NUDOCS 9907200157
| title reference date = 07-15-1999
| document type = MONTHLY OPERATING ANALYSIS REPORT, TEXT-SAFETY REPORT
| page count = 14
}}

=Text=
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July 15,1999 NOC-AE-000593 File No. G02 S1130918401 10CFR50.71 U. S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 South Texas Project Units 1 and 2 Docket Nos. STN 50-498, STN 50-499 Monthly Operating Reports for June,1999 Pursuant to 10CFR50.71(a) and South Texas Project Electric Generating Station (STPEGS) Technical Specification 6.9.1.5, attached are the Monthly Operating Reports for May, 1999, if you should have any questions on this matter, please contact R. L. Hill at (361) 972-7667.
Sincerely, F. H. Mallen                                     !
Manager, Planning & Controls Attachments: 1) STPEGS Unit 1 Monthly Operating Report-June,1999
: 2) STPEGS Unit 2 Monthly Operating Report -June,1999
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                                                                                                       \  b' h, 1'; }   l 9907200157 990630 PDR        ADOCK 05000498                                                              ')
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NOC-AE-000593 File No.: G02 Page 2 Ellis W. Merschoff                       Jon C. Wood Regional Administrator, Region IV        Matthews & Branscomb U. S. Nuclear Regulatory Commission      One Alamo Center 611 Ryan Plaza Drive, Suite 400          106 S. St. Mary's Street, Suite 700 Arlington, TX 76011-8064                 San Antonio, TX 78205-3692 Thomas W. Alexion                        Institute of Nuclear Power Project Manager, Mail Code 0-13 H3       Operations - Records Center U. S. Nuclear Regulatory Commission      700 Galleria Parkway Washington, DC 20555-0001               Atlanta, GA 30339-5957 Cornelius F. O'Keefe                     Richard A. Ratliff Sr. Resident Inspector                   Bureau of Radiation Control c/o l'. S. Nuclear Regulatory Commission Texas Department of Health P. O. Box 910                           1100 West 49th Street Bay City, TX 77404-0910                  Austin, TX 78756-3189 J. R. Newman, Esquire                    D. G. Tees /R. L. Balcom Morgan, Lewis & Bockius                  Houston Lighting & Power Co.
1800 M. Street, N.W.                   P. O. Box 1700 Washington, DC 20036-5869               Houston,TX 77251 W. C. Gunst/M. T. Hardt                 Central Power and Light Company City Public Service                      ATTN; G. E. Vaughn/C. A. Johnson P. O. Box 1771                          P. O. Box 289, Mail Code: N5012 San Antonio,TX 78296                    Wadsworth,TX 77483 A. Ramirez/C. M. Canady                 U. S. Nuclear Regulatory Commission City of Austin                          Attention: Document Control Desk Electric Utility Department             Washington, D.C. 20555-0001
-        721 Barton Springs Road Austin,TX 78704 i
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SOUT11 TEXAS PROJECT -
ELECTRIC GENERATING STATION UNIT I MONT11LY OPERATING REPORT .
JUNE 1999 STP NUCLEAR OPERATING COMPANY NRC DOCKET NO. 50-498 LICENSE NO. NPF-76 Reviewed By:            [                        1/Mpf D.L. Coll                          Date '
Approved By:  [             lof '               14t*%%
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   ,         .                                   MONTHLY 

==SUMMARY==

South Texas Project Unit 1 began the reporting period operating at full power.
     - On June 27, at 1100 an automatic reactor trip occurred due to a bad connection in the overspeed protection control circuit for the main turbine. The unit was returned to service on June 29, at 0315 and achieved full power at 2044.
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                                                       . OPERATING DATA REPORT DOCKET NO. 50-498 UNIT I DATE July 7,1999 COMPLETED BY- R.L. Hill TELEPHONE 361 972 7667 OPERATING STATUS
                - 1.             REPORTING PERIODi6/1/99-6/30/99 GROSS HOURS IN REPORTING PERIOD:         2 729
: 2.           CURRENTLY AUTHORIZED POWER LEVEL (Mwt): 3800 MAXIMUM DEPENDABLE CAPACITY (MWe-Net): 1250.6' l
DESIGN ELECTRICAL RATING (MWe-Net): 1250.6
: 3.         ' POWER LEVEL TO WHICH RESTRICTED (IF ANY) (MWe-Net): None
                ' 4.           f REASONS FOR RESTRICTION (IF ANY): N/A -
THIS MONTH     YR 'ID DATE     CUMULATIVE
: 5. = , NUMBER OF HOURS REACTOR CRITICAL                            689.8          3,522.5       70.318.6
: 6.       REACTOR RESERVE SHUTDOWN HOURS                                g                g               g
                   - 7..   . HOURS GENERATOR ON LINE -                                 679.8          3,490.2       68,804.8 8.-      UNIT RESERVE SHUTDOWN HOURS                                   g                g               9
: 9. ' GROSS THERMAL ENERGY GENERATED (MWH)                      2,572,078      12,925,248     255,403,469
                  '~ 10. GROSS ELECTRICAL ENERGY GENERATED (MWH)                     875,586       4,404,691      87,103,943
: 11. NET ELECTRICAL ENERGY GENERATED (MWH)                       835,686       4,209,833      82.982,524
                   '12.      REACTOR SERVICE FACTOR                                   95.8%            81.1 %         73.9 %  !
: 13. REACTOR AVAILABILITY FACTOR                                  95.8 %           81.1 %         73.9 %
: 14. UNIT SERVICE FACTOR'                                         94.4 %           80.3 %         72.4 %  )
: 15. UNIT AVAILABILITY FACTOR                                      94.4 %           80.3 %         72.4 %
                   ' 16.' ; UNIT CAPACITY FACTOR (Using MDC)                          92.8 %           77.5 %         69.8 %
: 17. UNIT CAPACITY FACTOR (Using Design MWe)                      92.8 %           77.5 %         69.8 %
: 18. UNIT FORCED OUTAGE RATE                                        5.6%             1.7%          17.5 %
: 19. SHUTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE, AND DURATION OF EACH):
NA'
                  ' 20. IF SHUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A l
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R AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-498 UNIT I DATE Iuly 7,1999 COMPLETED BY    R.L. Hill TELEPliONE 361 972-7667 MONTli ' JUNE DAY - AVERAGE DAILY POWER                      DAY    AVERAGE DAILY POWER LEVEL                                          LEVEL (MWe-Net)                                      (MWe-Net) 1            '1245                            17             1243
           '2              1241                            18             1244 3              1246                            19             1245 4              1245                            20             1245 5             1246                            21             1246 6              1246                            22             1246 7              1245                            23             1245
                                                                                           )
8             1246                            24.            1245 9              1246                            25             1246 10             1245                            26             1245 11             1245                            27              5,42
           ~12             1245                            28               0 13             1244                            29              678 14             1238                            30             1242             !
l 15             1244                            31             N/A 16"            1244

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PORVS AND SAFETY VALVE 

==SUMMARY==

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w SOUTil TEXAS PROJECT ELECTRIC GENERATING STATION UNIT 2 MONTHLY OPERATING REPORT JUNE 1999 STP NUCLEAR OPERATING COMPANY NRC DOCKET NO. 50-499 i
LICENSE NO. NPF-80 Reviewed By:                [M                     7/g/fy D.L. COBB                         Date '
1 Approved By:                         [*f          1IW     l G.                                Date I
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MONTHLY 

==SUMMARY==

South Texas Project Unit-2 began the reporting period operating at approximately 86-percent. On May 29, reactor power was reduced to allow tube leak repairs on feedwater heater 25C. Repairs were completed and the unit was returned to full power on June 1, at 1638. The unit operated for the remainder of the reporting period at full power with no unit shutdowns or significant reactor power reductions.

OPERATING DATA REPORT DOCENT. 50-499 UNIT 2_
DATE July 7,109 COMPLETED BY R.L. Ilill TELEPilONE 512 972-7667 OPERATING STATUS 1.,      REPORTING PERIOD: 6/1/99-6/30/99 GROSS IlOURS IN REPORTING PERIOD:                        720
            ~2.       CURRENTLY AUT110RIZED POWER LEVEL (Mwt): 3800 MAXIMUM DEPENDABLE CAPACITY (MWe-Net): 1250.6 DESIGN ELECTRICAL RATING (MWe-Net): 1250.6
: 3.       POWER LEVEL TO WillCII RESTRICTED (IF ANY) (MWe-Net): None 4,       REASONS FOR RESTRICTION (IF ANY): N/A Tills MONTil        YR TO DATE       CUMULATIVE
: 5. NUMBER OF llOURS REACTOR CRITICAL                                       720.0            4,324.1           67,325.6
: 6. REACTOR RESERVE SilUTDOWN iiOURS                                           0                   0                  0
: 7. IlOURS GENERATOR ON LINE                                                720.0            4,315.9           65,704.0
: 8. UNIT RESERVE SilUTDOWN llOURS                                               0                  0                   0
: 9. GROSS TilERMAL ENERGY GENERATED (MWil)                             2,741,278         16,400,305        244,300,671
: 10. ' GROSS ELECTRICAL ENERGY GENERATED (MWII)                             933,057          5,607,399          83,199.272
: 11. NET ELECTRICAL ENERGY GENERATED (MWil)                                 892,161          5,372,604          79,436,693
: 12. REACTOR SERVICE FACTOR                                                  100.0 %             99.6 %             76.6%
: 13. REACTOR AVAILABILITY FACTOR                                             100.0 %             99.6 %             76.6 %
: 14. UNIT SERVICE FACTOR                                                     100.0 %             99.4 %             74.7 %
: 15. UNIT AVAILABILITY FACTOR                                                100.0 %             99.4 %             74.7 %
: 16. UNIT CAPACITY FACTOR (Using MDC)                                         99.1 %             98.9 %             72.2 %
: 17. UNIT CAPACITY FACTOR (Using Design MWe)                                  99.1 %             98.9 %              72.2 %
: 18. UNIT FORCED OUTAGE RATE                                                   0.0%                0.6%              16.8 %
: 19. SHUTDOWNS SCllEDULED OVER NEXT 6 MONTilS (TYPE, DATE, AND DURATION OF EACli):
Scheduled 37-day outage to allow refueling and 10-year in service inspection to begin on October 9,1999.             ]
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: 20. IF SilUTDOWN AT END OF REPORT PERIOD, ESTIMATED DATE OF STARTUP: N/A                                                   j l
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AVERAGE DAILY UNIT POWER LEVEL DOCKETNO. 50-499 UNIT 2 DATE July 7,1999 COMPLETED BY R.L. Hill TELEPilONE 512 972-7667 MONTH JUNE DAY       AVERAGE DAILY POWER                       DAY   AVERAGE DAILY POWER LEVEL                                           LEVEL
                       . (MWe-Net)                                      (MWe-Net)
: 1.               1145.                            17             1241 2                 1243                             18             1242 3-                1244                             19             1243 4                 1243                             20             1244 5                 1242                             21             1232 6                 1243                             22             1244 7                 1241                             23             1242 8-               -1244                             24             1244 9                 1244                             25             1245 10                1243                             26             1245
        'l1 1242                             27             1243 12                1241                             28             1240 13-               1242                             29             1244 14                1242                             30             1243 15 _              1242                             31             N/A 16                1240

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==SUMMARY==

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There were no PORV or Safety Valves challenged during the reponing period. I l
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