ML20236R103

Monthly Operating Repts for June 1998 for Songs,Units 2 & 3

ML20236R103
Person / Time
Site:	San Onofre
Issue date:	06/30/1998
From:	Gibson G, Williams C SOUTHERN CALIFORNIA EDISON CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9807210244
Download: ML20236R103 (9)

Text

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Sps soommmous,.

d EDISON

. A, tormv ann 7noe c.,n,mny July 15,1998 U. S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555 Gentlemen:

Subject:

Docket Nos. 50-361 and 50-362

- Monthly Operating Reports for June 1998 San Onofre Nuclear Generating Station, Units 2 and 3 Technical Specification 5.7.1.4 of Facility Operating Licenses NPF-10 and NPF-15 for the San Onofre ' Nuclear Generating Station, Units 2 and 3, respectively, requires Southern California Edison to provide a Monthly Operating Report (MOR) of operating I statistics and shutdown experience, including documentation of all challenges to pressurizer safety valves, for each unit. Enclosures 1 and 2 provide the June 1998  ;

Monthly Operating Reports for Units 2 and 3, respectively. There were no challenges to pressurizer safety valves for either Unit 2 or 3.

If you have any questions, please contact Mr. Clay E. Williams at (949) 368-6707.'

Sincerely, I

~ l Gregory . Gibson Manager, Compliance g cc: E. W. Merschoff, Regional Administrator, NRC Region IV  ;

J. W. Clifford, NRC Project Manager, San Onofre Units 2 & 3 l J. A. Sloan, NRC Senior Resident inspector, San Onofro Units 2 & 3 l'

9007210244 900630  ? I PDR j ADOCK 05000361 "

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P. O. Box 128 San Clernente. CA 92674-0128 L_________..____ - _ _ _ . _ - _ _ _ - b

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l' Enclosure 1 NRC Monthly Operating Report, June 1998 San Onofre Nuclear Generating Station, Unit 2 f

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USNRC MONTHLY OPERATING REPORT Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS-2 UNIT 2 Date: July 15,1998 June 1998 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 1 of 3 OPERATING DATA REPORT 1/l_f . Design Electrical. Rating (Net MWe);b 61070Li 2 Maximum Dependable Capacity (Gross MWe) 1127 c3:0 Maximum Dependable Capacity (Not MWe):s  ;;:10700 This Month

• Yr-to-Date* Cumulative

• L4:i Nurnbar of H6urs'in Periocil ;720;; il:4,543 j 0130,344j 5 Number of Hours Reactor Was Critical 720 3,646 101,316 961 Hours Generator Ori-line::t  !;l720j 13'6403

, s:99,684) 7 Unit Reserve Shutdown Hours 0.0 0.0 0.0 181 : Net Electrical Energy:LGeneratedF L797346:4 /3,901,564? 7.105,104,594 L

• Rounded

USNRC MONTHLY OPERATING REPORT Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS-2 UNIT 2 Date: July 15,1998 June 1998 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 2 of 3 UNIT SHUTDOWNS AND POWER REDUCTIONS LNumber- <

e - None a e Date N/A Type (1)i' '

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tN/Ai Duration (Hours) N/A

!Rsason~(2)I , ?N/Af <

Method of shutting down reactor (3) N/A 1ER Nos -

iN/A% -

System Code (4) N/A LComponent Code;'(5)is - .

sN/Ai s Cause and corrective action to prevent recurrence N/A (1) F-Forced S-Scheduled (2) Reason: A-Equipment Failure (Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & Ucense Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain)

(3) Method 1-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month i 5-Reduction in the Average Dalty Power Level

! of more than 20% from the previous day 6-Other (Explain)

(4) IEEE Std 305-1964 i (5) lEEE Sid 803A-1963 U_____________.

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! USNRC MONTHLY OPERATING REPORT Docket No: 50-361 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS-2 UNIT 2 Date: July 15,1998 June 1998 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 3 of 3 i

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time Event 6/1/98T 0001? Mode 11i997% Reactor PowerA1160 MWen370 EEPDh 6/30/98 2400 Mode 1,99.8% Reactor Power,1155 MWe,400.1 EFPD.

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Enclosure 2 NRC Monthly Operating Report, June 1998 San Onofre Nuclear Generating Station, Unit 3

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USNRC MONTHLY OPERATING REPORT Docket No: 50-362

! SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS-3 l UNIT 3 Date: July 15,1998 June 1998 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 1 of 3 OPERATING DATA REPORT l 114! -. Design Electrical Rating'(Not MWe); nI s10803 l 2 Maximum Dependable Capacity (Gross MWe) 1127 131 Maximum Dependable Capacitf(Not MWe)b '

(1080s This Month

• Yr-to-Date* Cumulative

• st4i Number # Hours.in Period F720s Z4,343); d24;895) 5 Number of Hours Reactor Was Critical 720 3,897 100.698 161 ~ Hours Gsnerator On4inef #7201 iL3 8871 EX98,7795 7 Unit Reserve Shutdown Hours 0 0 0

8s 'Not Electrician Energp

Generated (MWh)P E790,922; s4;177i706? i;102i781l160s

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j USNRC MONTHLY OPERATING REPORT Docket No: 50-362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS-3 UNIT 3 Date: July 15,1998 June 1998 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 2 of 3 UNIT SHUTDOWNS AND POWER REDUCTIONS

' Number a !None? _-

Date N/A

! Type:(1)i . >. . 1N/A1 Duration (Hours) N/A

Reason'(2)i . - >

IN/A1 Method of shutting down reactor (3) N/A

-LER'Noh - + -

IN/As ' _

l System Code (4) N/A Component Code (5)?  % <

LN/A1 Cause and corrective action to prevent recurrence N/A bbNuled (2) Reason: A-Equipment Failure (Explain)

B-Maintenance or Test C-Refueling D-Regulatory Restriction E-Operator Training & License Examination F-Administrative G-Operational Error (Explain)

H-Other (Explain)

(3) Method 1-Manual 2-Manual Scram 3-Automatic Scram 4-Continuation from Previous Month 5-Reduction in the Average Daily Power Level of more than 20% from the previous day 6-Other (Explain)

(4) IEEE Std 805-1964 (5) lEEE Std 803A-1983 l

USNRC MONTHLY OPERATING REPORT Docket No: 50-362 SAN ONOFRE NUCLEAR GENERATING STATION Unit Name: SONGS-3 UNIT 3 Date: July 15,1998 June 1998 Completed by: C. E. Williams Telephone: (949) 368-6707 Page 3 of 3

SUMMARY

OF OPERATING EXPERIENCE FOR THE MONTH Date Time Event

^6/1/98 d 0001; Mode 1! 99.7% Reactdr Power.51150 MWe?290.9 EFPD.i 6/13/98 2030 Unit commenced reactor down power to 80% power to perform circulating water system heat treat.

J2230; ; Unit reached 80% reactor power l901: MWe3 6/14/98 0800 Unit commenced power ramp to 100% power.

s1201s Unit at 100% reactor power,1150 MWei 6/30/98 2400 Mode 1,99.7% Reactor Power,1147 MWe,320.8 EFPD.

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