ML20151C627

Monthly Operating Rept for June 1988 for Millstone Unit 3.W/

ML20151C627
Person / Time
Site:	Millstone
Issue date:	06/30/1988
From:	Elms A, Scace S NORTHEAST NUCLEAR ENERGY CO., NORTHEAST UTILITIES
To:	NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
MP-12040, NUDOCS 8807220068
Download: ML20151C627 (4)

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tIIIIII NRC OPERATING STATUS REPORT COMPLETED BY REACTOR ENGINEERING IIIIIIi 1.

00CKET.... 50-423 OPERATINS STATUS 2.

REPORTING PERIOD... JUNE 1988 OUTAGE + ONLINE HOURS.. 0.0 + 720.0 720.0 3

'3.

UtilliY CONTACT.................A. L. ELMS 203-444-5388 1888888888888

4. LICENSED THERMAL P0WER.........................................

3411 8 MILLSTONE 4

5. NAMEPL ATE R Ai! NG ( 6ROSS MWE )................................... 1,253 MW t UNIT 3 8

6. DES 16N ELECTRIC AL R ATING (NET MWE)............................. 1,153.6 8 IIIIIIIIIi8

7. MA!! MUM DEPENDABLE CAPACliY (6ROSS MWE)....................... 1,197.0 8..-MAIIMUM DEPENDABLE CAPACITY (NET MWE)..........................

1,141.9 9.~

IF CHAN6ES OCCUR AB0VE SINCE LAST REPORT, REASONS ARE...........

N/A

10. PCWER LEVEL TO WHICH RESTRICTED, IF tNY (NET MWE)...............N/A

11. REASCN FOR RESTRICTION, IF ANY....N/A MONTH FEAR TO DATE CUMULATIVE TO DATE 33333 333333333333 333333333333333333

12. HOUkS IN REPORilNS PERIOD 720.0 4,367.0 19,199.0

13. NUMBER OF HOURS THE REACTOR WAS CRITICAL 720.0 3,228.0 14,991.5

14. REACTOR RESERVE SHUTDOWN HOURS 0.0 20.2 246.2

15. HOURS GENERATOR ONLINE 720.0 3,036.9 14,627.4

16. LNii RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

17. BROSS THERMAL ENER6Y GENERATED (MuH) 2,448,484.0 10,034,050.0 48,313,482.4 18, 6ROSS ELECTRICAL ENER6Y SENERATED (MWH) 852,403.5 3,500,404.5 16,709,677.5 19.NETELECTRICALENERSYGEhERATED(MWH) 818,205.8 3,327,199.5 15,930,831.4

20. UNIT SERVICE FACTOR 100.0 69.5 76.2

21. UNIT AVAILABILITY FACTOR 100.0 69.5 76.2

22. UNIT CAPACITY FACTOR (USING MDC NET) 99.5 66.7 72.5 23.UNITCAPACITYFACTOR(USINSDERNET) 98.5 66.0 71.9 24.UN!iFORCEDOUTABERATE 0.0 11.0 9.0

25. UNii FORCED OUTAGE HOURS 0.0 375.7 1,450.2 l

SHUTDOWNS SCHEDULED OVER hEIT S!! MONTHS (iYPE, DATE, AND DURATION OF EACH)..............

4 N/A IF CURRENTLY SHUTD0hN, ESTIMATED STARTUP DATE......N/A I

8807220068 880630" DR ADOCK 05000423 PNV

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AVERAGE DAILY UNIT KMER LEVEL DOCKET tK).

50-423 UNIT Millstone Unit 3 DATE 07-08-1988 COMPLETED BY A. L ILMS 203-Hi-5318 1

M0tflE JUNE DAY AVERAGE DAILY KMER LEVEL DAY AVERAGE DAILY KMER LEVEL (IfrIE-NET)

(tME-NET) 1 1.149 16 1.141 2

1.150 17 1.139 3

1.150 18 1.133 4

1.DS7 19 1.138 5

1.148 20 1.131 6

1.147 21 1.134 7

1.151 22 1.126 8

1.149 23 1.127 9

1.145 24 1.127 10 1.151 25 1.083 11 1.141 26 1.130 12 1.149 27 1.133 13 1.149 28 1.133 14 1.147 29 1.132 15 1.138 30 1.132

UNIT SHUTDOWNS AND POWER REDUCTIONS

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DOCKET NO. 50-423 UNIT Millstone Unit No. 3 DATE July 7, 1988 COMPLETED BY A. Elms TELEPHONE (203) 444-5388 REPORT MONTH JUNE 1988 Page 1 of 1 Method of Licensee Cause and Corrective Duration Shutting Event System Component Action to No.

Date Type (1)

(Hours)

Reason (2)

Down Reactor (3) Report #

Code Code Prevent Recurrence None 1

2 3

4 F:

Forced Reason:

Method:

Exhibit G - Instructions S:

Scheduled A - Equipment Failure (Explain) 1 - Manual for Preparation of Data B - Maintenance or Test 2 - Manual Scram Entry Sheets for C - Refueling 3 - Automatic Scram Licensed Event Report D - Regulatory Restriction 4 - Continued from (LER) File (NUREG-0161)

E - Operator Training & License previous month Examination 5 - Power Reduction 5 F - Administrative (Duration = 0)

Exhibit 1 - Same Source G - Operational Error (Explain) 9 - Other (Explain)

H - Other (Explain)

A

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l General Offices e Selden Street Berlin, Connecticut r7 v,s$iNcrw-P.O. BOX 270

.=vcw ama acata we HARTFORD, CONNECTICUT 06141-o270 L

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(203) 665sooo l

July 11, 1988 MP-12040 1

l Re:

10CFR50.71(a)

U. S. Nuclear Regulatory Commission Document Control Desk Washington, D. C. 20555

Reference:

Facility Operating License No. NPF-49 Docket No. 50-423

Dear Sir:

In accordance with reporting requirements of Technical Specifications Section 6.9.1.5, the Millstone Nuclear Power Station - Unit 3 Monthly Operating Report 88-7 covering operatiors for the month of June is hereby forwarded.

Yours truly, NORTHEAST NUCLEAR ENERGY COMPANY l<f> buff cau -

Stephren E. Scace Station Superintendent Millstone Nuclear Power Station SES/AE:jlm Attachment cc:

W. T. Russell, Region I Administrator, W. J. Raymond, Senior Resident Inspector l

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