ML20199E293

Monthly Operating Repts for Dec 1998 for Calvert Cliffs Npp. with

ML20199E293
Person / Time
Site:	Calvert Cliffs
Issue date:	12/31/1998
From:	Katz P, Olsen H BALTIMORE GAS & ELECTRIC CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9901200371
Download: ML20199E293 (7)

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.g PETER E. KATZ Baltimore Gas and Electric Company Plant General Manager Calvert Cliffs Nuclear Power Plant Calvest Cliffs Nuclear Power Plant 1650 Calvert Cliffs Parkway Lusby, Maryland 20657 410 495-4101 1

January 15,1999 1

U. S. Nuclear Regulatory Commission Washington, DC 20555 ATTENTION:

Document Control Desk

SUBJECT:

Calvert Clifts Nuclear Power Plant Unit Nos.1 & 2; Docket Nos. 50-317 & 50-318 Desember 1998 Ooerating Data Reports The subject reports are being sent to you as required by Technical Specification 5.6.4.

i Should you have any questions, please contact Mr. Bruce B. Mrowca at (410) 495-3989.

Very truly yours, PEK/HOO/bjd Attachments

-9 cc:

S. Fleishman, Esquire Resident Inspector, NRC

' E. Silberg, Esquire R. I. McLean, DNR A. W. Dromerick, NRC J. H. Walter, PSC S. S. Bajwa, NRC P. Lewis, INPO I

II. J. Miller, NRC K. N. l2rson, ANI

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9901200371 981231 PDR ADOCK 05000317 R

PDR l

OPERATING DisTA stEPORT Docket No. 50-317 Calvert Cliffs Unit 1 January 15, 1999 Prepared by Herman O. Olsen Telephone : (410) 4 95-6734 REPORTING PERIOD DECEMBER 1998 DESIGN ELECTRICAL RATING (NET MWe) 845 MAXIMUM DEPENDABLE CAP'Y (NET MWe) 835 Year-Cumulative This month to-Date to Date

1. NUMBER OF HOURS REACTOR WAS CRITICAL 744,0 7,235.5 152,991.6

2. HOURS GENERATOR ON LINE 744.0 7,184.1 150,074.0

3. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

4. NET ELECTRICAL ENERGY GENERATED (MWH) 637,527 6,116,771 121,623,360 1

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l OPERATING. DATA REPORT l

Docket No. 50-318 Calvert Cliffs Unit 2

~ January 15, 1999 Prepared by Herman O. Olsen l.

Telephone : (410) 4 95-6734 j

REPORTING PERIOD DECEMBER 1998 DESIGN ELECTRICAL RATING (NET MWe) 845 MAXIMUM DEPENDABLE CAP'Y (NET MWe) 840 Year-Cumulative j

This month to-Date to Date

1. NUMBER OF HOURS REACTOR WAS CRITICAL 744.0 8,402.6 145,393.1-

2. HOURS GENERATOR ON LINE 744.0.

8,394.2.

143,630.3

3. UNIT RESERVE SHUTDOWN HOURS 0.0 0.0 0.0

4. NET ELECTRICAL ' ENERGY GENERATED (MWH) 649,451 7,225,493 117,180,603 1

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UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-317 UNITNAME Calven Cliffs - Ul

'DATE January 15.1999 COMPLETED BY 11erman O. Olsen TELEPilONE (4101495-6734 REPORTING MONTH Deceseber 1998 NO.

DATE TYPE DURATION REASON' METIIOD OF CAUSE/ CORRECTIVE ACTIONS F: FORCED (ilOURS)

- SilUTTING S: SCllEDULED DOWN*

COMMENTS There were no shutdowns this month.

2 Reason:

Method:

A - Equipment Failure 1 - Manual -

B - Maintenance or Test 2 - Manual Scram.

C - Refueling 3 - Automatic Scram.

D - Regulatory Restriction 4 - Continued E - Operator Training & License Examination 5 - Other F-Administrative G - Operational Error 11 - Other

. UNIT SHUTDOWNS AND POWER REDUCTIONS

. DOCKET NO.

50-318 UNIT NAME Calvert Cliffs-U2 DATE-January 15.-1909 COMPLETED BY lierman O. Olsen.

. TELEPHONE (4101495-6734 REPORT MONTH Deceamber 1998 NOi DATE TYPE

' DURATION REASON

MET 110D OF CAUSE/ CORRECTIVE ACTIONS F: FORCED (IIOURS)

SilUTTING S: SCilEDULED DOWN*

COMMENTS There were no shutdowns this month.

Reason:

Method:

A - Equipment Failure 1 - Manual B - Maintenance or Test 2 - Manual Scram.

C - Refueling 3 - Automatic Scram.

D - Regulatory Restriction 4 - Continued E - Operator Training & License Examination 5 - Other F-Administrative G - Operational Error iI - Other

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DOCKET NO. 50 J D CALVERT CLIFFS - UNIT I January 15,1999

SUMMARY

OF OPERATING EXPERIENCE e

f December 1998 The unit began the month at 100% power.

On 12/02/98 at 0205 power was reduced to 30% to repair an intercept valve that was oscillating due to contr91 system problems. Power was returned to 100% at 1500.

The unit operated at 100% power for the remainder of the month.

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1 DOCKET NO. 50-318 CALVERT CLIFFS - UNIT 2 January 15,1999 l

SUMMARY

OF OPERATING EXPERIENCE December 1998 I

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The unit operated at 100% power for the entire month.

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